re PR fortran/22038 (Forall with mask broken)

[gcc.git] / gcc / fortran / ChangeLog

2005-06-13  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/22038
	* trans-stmt.c (gfc_trans_forall_loop): Only increment maskindex
	in the innermost loop.

2005-06-12  Richard Henderson  <rth@redhat.com>

	* trans-array.c (gfc_conv_descriptor_data_get): Rename from
	gfc_conv_descriptor_data.  Cast the result to the DATAPTR type.
	(gfc_conv_descriptor_data_set, gfc_conv_descriptor_data_addr): New.
	(gfc_trans_allocate_array_storage): Use them.
	(gfc_array_allocate, gfc_array_deallocate): Likewise.
	(gfc_trans_dummy_array_bias, gfc_conv_expr_descriptor): Likewise.
	(gfc_trans_deferred_array): Likewise.
	* trans-expr.c (gfc_conv_function_call): Likewise.
	(gfc_trans_subcomponent_assign): Likewise.
	(gfc_trans_pointer_assignment): Likewise.
	* trans-intrinsic.c (gfc_conv_allocated): Likewise.
	* trans-types.c (gfc_array_descriptor_base): New.
	(gfc_get_element_type): Use GFC_TYPE_ARRAY_DATAPTR_TYPE.
	(gfc_get_array_descriptor_base): Break out from ...
	(gfc_get_array_type_bounds): ... here.  Create type variants.
	* trans-array.h (gfc_conv_descriptor_data_get): Declare.
	(gfc_conv_descriptor_data_set, gfc_conv_descriptor_data_addr): Declare.

2005-06-12  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-expr.c (gfc_conv_variable): POINTER results don't need f2c
	calling conventions.  Look at sym instead of sym->result.
	* trans-types.c (gfc_sym_type): Remove workaround for frontend bug.
	Remove condition which is always false with workaround removed.
	(gfc_return_by_reference): Always look at sym, never at sym->result.

2005-06-11  Steven G. Kargl  <kargls@comcast.net>
	
	PR fortran/17792
	PR fortran/21375
	* trans-array.c (gfc_array_deallocate): pstat is new argument
	(gfc_array_allocate): update gfc_array_deallocate() call.
	(gfc_trans_deferred_array): ditto.
	* trans-array.h: update gfc_array_deallocate() prototype.
	* trans-decl.c (gfc_build_builtin_function_decls): update declaration
	* trans-stmt.c (gfc_trans_deallocate): Implement STAT= feature.

2005-06-07  Jerry DeLisle <jvdelisle@verizon.net>

	* intrinsic.texi: Add documentation for	dcmplx, digits,
	dim, idim, ddim, dot_product, dprod, dreal, and dtime.

2005-06-05  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/21912
	* trans-array.c (gfc_trans_array_constructor_value): Slightly reorder.
	Generate correct exit condition in case of negative steps in
	implied-do loops.

	* invoke.texi: Fix description of flags required for compatibility
	with g77.

2005-06-04  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
	Erik Schnetter  <schnetter@aei.mpg.de>

	PR fortran/19195
	* trans.c (gfc_get_backend_locus): Remove unnecessary adjustment,
	remove FIXME comment. 

2005-06-04  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* match.c (match_forall_iterator): Don't immediately give error if '='
	is not followed by an expression.

2005-06-04  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
	Erik Edelmann  <erik.edelmann@iki.fi>

	* array.c (gfc_match_array_constructor): Disallow empty array
	constructor.

2005-06-03  Jerry DeLisle <jvdelisle@verizon.net>

	* fortran/intrinsic.texi: Add documentation for
	command_argument_count, conjg, dconjg, count,
	cpu_time, cshift, date_and_time, dble, dfloat.

2005-06-01  Roger Sayle  <roger@eyesopen.com>

	* intrinsic.c (add_conv): No longer take a "simplify" argument as
	its always gfc_convert_constant, instead take a "standard" argument.
	(add_conversions): Change all existing calls of add_conv to pass
	GFC_STD_F77 as appropriate.  Additionally, if we're allowing GNU
	extensions support integer-logical and logical-integer conversions.
	(gfc_convert_type_warn): Warn about use the use of these conversions
	as a extension when appropriate, i.e. with -pedantic.
	* simplify.c (gfc_convert_constant): Add support for integer to
	logical and logical to integer conversions, using gfc_int2log and
	gfc_log2int.
	* arith.c (gfc_log2int, gfc_int2log): New functions.
	* arith.h (gfc_log2int, gfc_int2log): Prototype here.
	* gfortran.texi: Document this new GNU extension.

2005-06-01  Paul Thomas  <pault@gcc.gnu.org>

	* fortran/trans-expr.c (gfc_conv_variable): Clean up bracketting.
	* fortran/trans-expr.c (gfc_conv_function_call): Insert spaces.
	Correct comments and replace convert of integer_one_node with
	build_int_cst.

2005-06-01  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/21729
	* resolve.c (resolve_contained_fntype): Use sym->attr.untyped
	to avoid giving error multiple times.
	(resolve_entries): Don't error about BT_UNKNOWN here.
	(resolve_unknown_f): Capitalize IMPLICIT for consistency.
	(resolve_fntype): New function.
	(gfc_resolve): Call resolve_fntype.

2005-06-01  Feng Wang  <fengwang@nudt.edu.cn>

	PR fortran/20883
	* fortran/io.c (resolve_tag): Fix error message.

2005-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fortran/trans-decl.c: Don't include errors.h.
	* fortran/Make-lang.in: Updates dependencies.

2005-05-31  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/18109
	PR fortran/18283
	PR fortran/19107
	* fortran/trans-array.c (gfc_conv_expr_descriptor): Obtain the
	string length from the expression typespec character length value
	and set temp_ss->stringlength and backend_decl. Obtain the
	tree expression from gfc_conv_expr rather than gfc_conv_expr_val.
	Dereference the expression to obtain the character.
	* fortran/trans-expr.c (gfc_conv_component_ref): Remove the
	dereference of scalar character pointer structure components.
	* fortran/trans-expr.c (gfc_trans_subarray_assign): Obtain the
	string length for the structure component from the component
	expression.

2005-05-30  Roger Sayle  <roger@eyesopen.com>

	* gfortran.h (GFC_STD_LEGACY): New "standard" macro.  Reindent.
	* options.c (gfc_init_options): By default, allow legacy extensions
	but warn about them.
	(gfc_post_options): Make -pedantic warn about legacy extensions
	even with -std=legacy.
	(gfc_handle_option): Make -std=gnu follow the default behaviour
	of warning about legacy extensions, but allowing them. Make the
	new -std=legacy accept everything and warn about nothing.
	* lang.opt (std=legacy): New F95 command line option.
	* invoke.texi: Document both -std=f2003 and -std=legacy.
	* gfortran.texi: Explain the two types of extensions and document
	how they are affected by the various -std= command line options.

2005-05-30  Kazu Hirata  <kazu@cs.umass.edu>

	* trans-expr.c: Remove trailing ^M.

	* trans-expr.c: Fix comment typos.

2005-05-29  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/16939
	PR fortran/17192
	PR fortran/17193
	PR fortran/17202
	PR fortran/18689
	PR fortran/18890
	* fortran/trans-array.c (gfc_conv_resolve_dependencies): Add string
	length to temp_ss for character pointer array assignments.
	* fortran/trans-expr.c (gfc_conv_variable): Correct errors in
	dereferencing of characters and character pointers.
	* fortran/trans-expr.c (gfc_conv_function_call): Provide string
	length as return argument for various kinds of handling of return.
	Return a char[]* temporary for character pointer functions and
	dereference the temporary upon return.

2005-05-29  Janne Blomqvist  <jblomqvi@vipunen.hut.fi>
	    Steven G. Kargl  <kargls@comcast.net>
  
	fortran/PR20846
	* io.c (gfc_match_inquire): Implement constraints on UNIT and FILE usage.

2005-05-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	PR libfortran/20006
	* io.c (format_item_1): Add check and extension warning for
	$ edit descriptor.

2005-05-28  Steven G. Kargl  <kargls@comcast.net>

	* arith.c (gfc_arith_init_1): Fix off by one problem;
	(gfc_check_integer_range): Chop extra bits in subnormal numbers.

2005-05-28  Jerry DeLisle   <jvdelisle@verizon.net>
	    Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.texi: added documentation for BIT_SIZE, BTEST, CHAR, CEILING
	and CMPLX

2005-05-27  Steven G. Kargl  <kargls@comcast.net>

	* trans-array.c (gfc_trans_deferred_array): Use build_int_cst to force
	like types in comparsion.

2005-05-26  Kazu Hirata  <kazu@cs.umass.edu>

	* data.c, parse.c, trans-array.c, trans-decl.c,
	trans-intrinsic.c, trans-stmt.c, trans-types.c, trans.c,
	trans.h: Fix comment typos.  Follow spelling conventions.

2005-05-22  Roger Sayle  <roger@eyesopen.com>

	* gfortran.texi: Document some more GNU extensions.

2005-05-22  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* error.c (gfc_warning): Fix typo in comment.

2005-05-18  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/21127
	* fortran/iresolve.c (gfc_resolve_reshape): Add 
	gfc_type_letter (BT_COMPLEX) for complex to
	to resolved function name.

2005-05-18 Erik Edelmann <erik.edelmann@iki.fi>

	* array.c (gfc_match_array_constructor): Support [ ... ]
	style array constructors.

2005-05-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_TRUNC
	and BUILT_IN_TRUNCF instead of BUILT_IN_FLOOR and BUILT_IN_FLOORF.
	* trans-intrinsic.c (build_fix_expr): Change 'op' argument
	to correct enum type.
	(gfc_conv_intrinsic_aint): Likewise.  Clarify comment in front of
	function.  Add default case to switch, deal with FIX_TRUNC_EXPR
	instead of FIX_FLOOR_EXPR.

2005-05-18  Feng Wang  <fengwang@nudt.edu.cn>

	PR fortran/20954
	* trans-const.c (gfc_conv_const_charlen): Use gfc_charlen_type_node to
	build character length.

2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>

	* trans-types.c (gfc_array_range_type): New variable.
	(gfc_init_types): Initialize gfc_array_range_type.
	(gfc_get_array_type_bounds): Use gfc_array_range_type.

2005-05-17  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/15080
	* trans-stmt.c (generate_loop_for_temp_to_lhs): Remove SIZE and COUNT2
	arguments.  If LSS is gfc_ss_terminator, increment COUNT1 by 1, instead
	of incrementing COUNT2 and using COUNT1+COUNT2 increment COUNT1 and use
	just that as index.
	(generate_loop_for_rhs_to_temp): Likewise.
	(compute_overall_iter_number): Add INNER_SIZE_BODY argument.
	It non-NULL, add it to body.
	(allocate_temp_for_forall_nest_1): New function, split from
	allocate_temp_for_forall_nest.
	(allocate_temp_for_forall_nest): Add INNER_SIZE_BODY argument,
	propagate it down to compute_overall_iter_number.  Use
	allocate_temp_for_forall_nest_1.
	(gfc_trans_assign_need_temp): Remove COUNT2.  Call
	compute_inner_temp_size into a new stmtblock_t.  Adjust calls to
	allocate_temp_for_forall_nest, generate_loop_for_rhs_to_temp
	and generate_loop_for_temp_to_lhs.
	(gfc_trans_pointer_assign_need_temp): Adjust calls to
	allocate_temp_for_forall_nest.
	(gfc_evaluate_where_mask): Call compute_inner_temp_size into a new
	stmtblock_t.  Call compute_overall_iter_number just once, then
	allocate_temp_for_forall_nest_1 twice with the same size.
	Initialize mask indexes if nested_forall_info != NULL.
	(gfc_trans_where_2): Initialize mask indexes before calling
	gfc_trans_nested_forall_loop.

2005-05-15  Feng Wang <fengwang@nudt.edu.cn>
	Jerry DeLisle <jvdelisle@verizon.net>

	PR fortran/17432
	* trans-stmt.c (gfc_trans_label_assign): fix pointer type, to 
	resolve ICE on assign of format label.
	* trans-io.c (set_string): add fold-convert to properly
	handle assigned format label in write.
 
2005-05-13  Paul Brook  <paul@codesourcery.com>

	* trans-stmt.c (gfc_trans_forall_1): Fix comment typo.

2005-05-12  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-types.c (gfc_is_nodesc_array): Remove redundant check.

2005-05-11  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/21260
	* io.c (check_format): Look for literal characters inside
	hollerith constant.

2005-05-11  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* resolve.c (resolve_symbol): Copy 'pointer' and 'dimension'
	attribute from result symbol to function symbol.
	* trans-expr.c (gfc_conv_function_call): Look at sym->attr.dimension
	instead of sym->result->attr.dimension.

2005-05-10  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/20178
	* gfortran.h (gfc_option): Add flag_f2c.
	* invoke.texi: Document '-ff2c' command line option.  Adapt
	documentation for '-fno-second-underscore' and '-fno-underscoring'.
	* lang.opt (ff2c): New entry.
	* options.c (gfc-init_options): Set default calling convention
	to -fno-f2c.  Mark -fsecond-underscore unset.
	(gfc_post_options): Set -fsecond-underscore if not explicitly set
	by user.	
	(handle_options): Set gfc_option.flag_f2c according to requested
	calling	convention.
	* trans-decl.c (gfc_get_extern_function_decl): Use special f2c
	intrinsics where necessary.
	(gfc_trans_deferred_vars): Change todo error to	assertion.
	* trans-expr.c (gfc_conv_variable): Dereference access
	to hidden result argument.
	(gfc_conv_function_call): Add hidden result argument to argument
	list if f2c calling conventions requested.  Slightly restructure
	tests.  Convert result of default REAL function to requested type
	if f2c calling conventions are used.  Dereference COMPLEX result
	if f2c cc are used.
	* trans-types.c (gfc_sym_type):  Return double for default REAL
	function if f2c cc are used.
	(gfc_return_by_reference): Slightly restructure logic.  Return
	COMPLEX by reference depending on calling conventions.
	(gfc_get_function_type): Correctly make hidden result argument a
	pass-by-reference argument for COMPLEX.  Remove old code which does
	this for derived types.

2005-05-09  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* match.c (gfc_match_return): Only require space after keyword when
	it is obligatory.  Only give stdwarn to after matching is successful.
	* dump-parse-tree.c (gfc_show_symbol): Deal with alternate returns.

2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>

	* intrinsic.texi: Fix typos.

2005-05-07  Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.texi:  Document ASSOCIATED and ATAN2.  Update Bessel function
	description to include information about scalar arguments.

2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>

	* Make-lang.in, dump-parse-tree.c, invoke.texi, lang.opt,
	match.h, trans-array.h: Update copyright.

2005-04-29  Tom Tromey  <tromey@redhat.com>

	* f95-lang.c (poplevel): Updated for change to build_block.

2005-04-29  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/13082
	PR fortran/18824
	* trans-expr.c (gfc_conv_variable): Handle return values in functions
	with alternate entry points.
	* resolve.c (resolve_entries): Remove unnecessary string termination
	after snprintf.  Set result of entry master.
	If all entries have the same type, set entry master's type
	to that common type, otherwise set mixed_entry_master attribute.
	* trans-types.c (gfc_get_mixed_entry_union): New function.
	(gfc_get_function_type): Use it for mixed_entry_master functions.
	* gfortran.h (symbol_attribute): Add mixed_entry_master bit.
	* decl.c (gfc_match_entry): Set entry->result properly for
	function ENTRY.
	* trans-decl.c (gfc_get_symbol_decl): For entry_master, skip over
	__entry argument.
	(build_entry_thunks): Handle return values in entry thunks.
	Clear BT_CHARACTER's ts.cl->backend_decl, so that it is not
	shared between multiple contexts.
	(gfc_get_fake_result_decl): Use DECL_ARGUMENTS from
	current_function_decl instead of sym->backend_decl.  Skip over
	entry master's entry id argument.  For mixed_entry_master entries or
	their results, return a COMPONENT_REF of the fake result.
	(gfc_trans_deferred_vars): Don't warn about missing return value if
	at least one entry point uses RESULT.
	(gfc_generate_function_code): For entry master returning
	CHARACTER, copy ts.cl->backend_decl to all entry result syms.
	* trans-array.c (gfc_trans_dummy_array_bias): Don't consider return
	values optional just because they are in entry master.

2005-04-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* gfortran.h (gfc_namespace): Add seen_implicit_none field,
	Tobias forgot this in previous commit.
	
2005-04-29  Paul Brook   <paul@codesourcery.com>

	* trans-expr.c (gfc_conv_expr_present): Fix broken assert.  Update
	comment.

2005-04-29  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (gfc_namespace): Add seen_implicit_none field.
	* symbol.c (gfc_set_implicit_none): Give error if there's a previous
	IMPLICIT NONE, set seen_implicit_none.
	(gfc_merge_new_implicit): Error if there's an IMPLICIT NONE statement.

2005-04-28  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (gfc_gsymbol): Make name a const char *.
	* symbol.c (gfc_get_gsymbol): Allocate gsymbol name via
	gfc_get_string.

2005-04-28  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	PR fortran/20865
	* resolve.c (resolve_actual_arglist): Issue an error if a statement
	functions is used as actual argument.

2005-04-27  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	PR fortran/21177
	* interface.c (compare_parameter): Ignore type for EXPR_NULL
	only if type is BT_UNKNOWN.

2005-04-25  Paul Brook  <paul@codesourcery.com>
	Steven G. Kargl  <kargls@comcast.net>

	PR fortran/20879
	* check.c (gfc_check_ichar_iachar): New function.
	* instinsic.h (gfc_check_ichar_iachar): Add prototype.
	* intrinsic.c (add_functions): Use it.
	* primary.c (match_varspec, gfc_match_rvalue): Clear incorrect
	character expression lengths.

2005-04-24  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/20059
	* trans-common.c (translate_common): Cast offset and
	common_segment->offset to type int for warning message.

2005-04-23  DJ Delorie  <dj@redhat.com>

	* trans-decl.c: Adjust warning() callers.

2005-04-23  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-const.c (gfc_conv_mpfr_to_tree): Use hexadecimal string as
	intermediate representation.  Fix typo in comment.

2005-04-21  Steven G. Kargl  <kargls@comcast.net>

	* trans-const.c (gfc_conv_mpfr_to_tree): Remove unneeded computation;
	simplify logic; Add a gcc_assert.

2005-04-19  Steven G. Kargl  <kargls@comcast.net>

	* trans-const.c (gfc_conv_mpz_to_tree): Fix comment.

2005-04-19  Arnaud Desitter  <arnaud.desitter@ouce.ox.ac.uk>
	    Steven G. Kargl  <kargls@comcast.net>

	* invoke.texi: Update -Waliasing description

2005-04-19  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	PR fortran/16861
	* resolve.c (resolve_variable): If e->symtree is not set, this
	ought to be a FAILURE, and not a segfault.

2005-04-17 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/17472
	PR fortran/18209
	PR fortran/18396
	PR fortran/19467
	PR fortran/19657
	* fortran/trans-io.c (gfc_build_io_library_fndecls): Create
	declaration for	st_set_nml_var and st_set_nml_var_dim. Remove
	declarations of old namelist functions.
	(build_dt): Simplified call to transfer_namelist_element.
	(nml_get_addr_expr): Generates address expression for start of 
	object data. New function.
	(nml_full_name): Qualified name for derived type components. New 
	function.
	(transfer_namelist_element): Modified for calls to new functions 
	and improved derived type handling.

2005-04-17  Richard Guenther  <rguenth@gcc.gnu.org>

	* scanner.c (gfc_next_char_literal): Reset truncation flag
	for lines ending in a comment for both fixed and free form.
	(load_line): Do not set truncated flag if only truncating
	the EOL marker.

2005-04-15  Richard Guenther  <rguenth@gcc.gnu.org>

	PR fortran/14569
	* gfortran.h (gfc_linebuf): Add truncated field.
	* parse.c (next_statement): Handle warning for truncated
	lines.
	* scanner.c (load_line): Return if line was truncated.
	No longer warn for truncated lines.  Remove unused parameters.
	(load_file): Store load_line return value to linebuf.
	(gfc_error_recovery): Do not advance line at the end.

2005-04-14  Steven G. Kargl  <kargls@comcast.net>

	* gfortran.h (gfc_real_info): Add subnormal struct member.
	* arith.c (gfc_arith_init_1): Set it.
	(gfc_check_real_range): Use it.
	* simplify.c (gfc_simplify_nearest): Fix nearest(0.,1.).

2005-04-12  Kazu Hirata  <kazu@cs.umass.edu>

	* simplify.c: Fix a comment typo.

2005-04-11  Richard Sandiford  <rsandifo@redhat.com>

	* lang.opt: Refer to the GCC internals documentation instead of c.opt.

2005-04-11  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* simplify.c (gfc_simplify_nearest): Overhaul.

2005-04-10  Kazu Hirata  <kazu@cs.umass.edu>

	* interface.c: Fix a comment typo.

2005-04-10  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* match.c (match_arithmetic_if): Arithmetic IF is obsolete in
	Fortran 95.

2005-04-09  Steven G. Kargl  <kargls@comcast.net>

	* simplify.c (gfc_simplify_anint): Use mpfr_round()
	(gfc_simplify_dnint): ditto.
	(gfc_simplify_nint): ditto.

2005-04-09  Andrew Pinski  <pinskia@physics.uc.edu>

	PR fortran/13257
	* io.c (check_format): Allow an optional comma
	between descriptors.

2005-04-09  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* match.c (match_arithmetic_if): Remove gfc_ prefix and correct
	comment according to GNU coding style.
	(gfc_match_if): Remove gfc_ prefix in call to
	match_arithmetic_if.

2005-04-08  Diego Novillo  <dnovillo@redhat.com>

	* match.c (gfc_match_arithmetic_if): Declare static.

2005-04-08  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	PR fortran/17229
	* match.c (gfc_match_arithmetic_if): New function to match an
	arithmetic IF statement.
	(gfc_match_if): Use gfc_match_arithmetic_if to match an
	arithmetic IF statement embedded in a simple IF statement.

2005-04-07  Steven G. Kargl  <kargls@comcast.net>

	* simplify.c (gfc_simplify_exponent): Fix exponent(tiny(x))

2005-04-06  Steven G. Kargl  <kargls@comcast.net>

	* invoke.texi: Remove documentation of -std=f90 

2005-04-06  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* expr.c (gfc_check_assign): Don't allow NULL as rhs in a
	non-pointer assignment.

2005-04-05  Feng Wang  <fengwang@nudt.edu.cn>

	PR fortran/15959
	PR fortran/20713

	* array.c (resolve_character_array_constructor): New function. Set
	constant character array's character length.
	(gfc_resolve_array_constructor): Use it.
	* decl.c (add_init_expr_to_sym): Set symbol and initializer character
	length.
	(gfc_set_constant_character_len): New function. Set constant character
	expression according the given length.
	* match.h (gfc_set_constant_character_len): Add prototype.

2005-04-04  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* intrinsic.texi: BES?? functions are not in the f95 standard.

2005-04-03  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* intrinsic.texi: Document COS, EXP, LOG, LOG10, SIN, SQRT, TAN.

2005-04-03  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* intrinsic.texi: Document BESJ0, BESJ1, BESJN, BESY0, BESY1,
	BESYN, ATAN, COSH, ERF, ERC, SINH, TANH.

2005-04-02  Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.texi: Document ALLOCATED, ANINT, ANY, ASIN; fix typos

2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>

	* decl.c, f95-lang.c, interface.c, module.c, trans-stmt.c,
	trans.h: Fix comment typos.

2005-03-29  Steven G. Kargl  <kargls@comcast.net>

	* gfortran.h (option_t): Change d8, i8, r8 to flag_default_double,
	flag_default_integer, flag_default_real
	* invoke.texi: Update documentation
	* lang.opt: Remove d8, i8, r8 definitions; Add fdefault-double-8   
	fdefault-integer-8, and fdefault-real-8 definitions.
	* options.c (gfc_init_options): Set option defaults
	(gfc_handle_option): Handle command line options.
	* trans-types.c (gfc_init_kinds): Use options.

2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>

	* f95-lang.c (builtin_function): Process the attrs parameter
	and apply the "const" attribute to the builtin if found.

2005-03-27  Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.texi: Document AIMAG, AINT, ALL

2005-03-26  Steven G. Kargl  <kargls@comcast.net>

	* arith.c (check_result): Fix illogical logic.

2005-03-26  Canqun Yang  <canqun@nudt.edu.cn>

	* trans-common.c (create_common): Build RECORD_NODE for common blocks
	contain no equivalence objects.
	(add_equivalences): New argument saw_equiv.
	(trans_common): New local variable saw_equiv.
	(finish_equivalences): Add a local variable dummy, Always pass true
	for the 3rd parameter to create_common.

2005-03-25  Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.texi: Fix "make dvi"

2005-03-24  Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.texi: New file.
	* gfortran.texi: Include it; white space change; fix typo.

2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>

	* f95-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.

2005-03-23  Steven Bosscher  <stevenb@suse.de>

	* convert.c (convert): Replace fold (buildN (...)) with fold_buildN.
	* trans-array.c (gfc_trans_allocate_array_storage,
	gfc_trans_allocate_temp_array gfc_trans_array_constructor_value,
	gfc_conv_array_index_ref, gfc_trans_array_bound_check,
	gfc_conv_array_index_offset, gfc_conv_scalarized_array_ref,
	gfc_conv_array_ref, gfc_trans_preloop_setup, gfc_conv_ss_startstride,
	gfc_conv_loop_setup, gfc_array_init_size, gfc_trans_array_bounds,
	gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias,
	gfc_conv_expr_descriptor): Likewise.
	* trans-expr.c (gfc_conv_powi, gfc_conv_string_tmp,
	gfc_conv_concat_op, gfc_conv_expr_op): Likewise.
	* trans-intrinsic.c (build_round_expr, gfc_conv_intrinsic_bound,
	gfc_conv_intrinsic_cmplx, gfc_conv_intrinsic_sign,
	gfc_conv_intrinsic_minmaxloc, gfc_conv_intrinsic_minmaxval,
	gfc_conv_intrinsic_btest, gfc_conv_intrinsic_bitop,
	gfc_conv_intrinsic_singlebitop, gfc_conv_intrinsic_ibits,
	gfc_conv_intrinsic_ishft, gfc_conv_intrinsic_ishftc,
	gfc_conv_intrinsic_merge, prepare_arg_info,
	gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_repeat): Likewise.
	* trans-stmt.c (gfc_trans_simple_do, gfc_trans_do, gfc_trans_do_while,
	gfc_trans_forall_loop, gfc_do_allocate, generate_loop_for_temp_to_lhs,
	generate_loop_for_rhs_to_temp, compute_inner_temp_size,
	allocate_temp_for_forall_nest, gfc_trans_pointer_assign_need_temp,
	gfc_trans_forall_1, gfc_evaluate_where_mask, gfc_trans_where_assign):
	Likewise.
	* trans-types.c (gfc_get_dtype, gfc_get_array_type_bounds): Likewise.
	* trans.c (gfc_add_modify_expr): Likewise.

2005-03-22  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* check.c (gfc_check_chdir, gfc_check_chdir_sub, gfc_check_kill,
	gfc_check_kill_sub, gfc_check_link, gfc_check_link_sub,
	gfc_check_symlnk, gfc_check_symlnk_sub, gfc_check_rename,
	gfc_check_rename_sub, gfc_check_sleep_sub, gfc_check_gerror,
	gfc_check_getlog, gfc_check_hostnm, gfc_check_hostnm_sub,
	gfc_check_perror): new functions to check newly implemented
	g77 intrinsics.
	* gfortran.h: adding symbols for new intrinsics.
	* intrinsic.c (add_functions): adding new intrinsics.
	(add_subroutines): adding new intrinsics.
	* intrinsic.h: prototype for all checking and resolving
	functions.
	* iresolve.c (gfc_resolve_chdir, gfc_resolve_chdir_sub,
	gfc_resolve_hostnm, gfc_resolve_ierrno, gfc_resolve_kill,
	gfc_resolve_link, gfc_resolve_rename, gfc_resolve_symlnk,
	gfc_resolve_time, gfc_resolve_time8, gfc_resolve_rename_sub,
	gfc_resolve_kill_sub, gfc_resolve_link_sub,
	gfc_resolve_symlnk_sub, gfc_resolve_sleep_sub,
	gfc_resolve_gerror, gfc_resolve_getlog, gfc_resolve_hostnm_sub,
	gfc_resolve_perror): new functions to resolve intrinsics.
	* trans-intrinsic.c (gfc_conv_intrinsic_function): add case
	for new symbols.

2005-03-19  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* dump-parse-tree.c (gfc_show_expr): Dump name of namespace
	in which the variable is declared.

	PR fortran/18525
	* resolve.c (was_declared): Also check for dummy attribute.

2005-03-19  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (arith): Remove ARITH_0TO0.
	* arith.c (gfc_arith_error): Remove handling of ARITH_0TO0.
	(gfc_arith_power): Remove special casing of zero to integral
	power zero.

2005-03-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Make-lang.in (fortran-warn): Remove -Wno-error.
	(expr.o-warn, resolve.o-warn, simplify.o-warn,
	trans-common.o-warn): Specify -Wno-error.

2005-03-17  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-array.c (gfc_trans_static_array_pointer,
	get_array_ctor_var_strlen, gfc_conv_array_index_offset): Fix
	comment and formatting typos.

2005-03-17  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* invoke.texi: Fix typos.

2005-03-15  Zack Weinberg  <zack@codesourcery.com>

	* Make-lang.in (GFORTRAN_TEXI): Add gcc-vers.texi.

2005-03-15  Feng Wang  <fengwang@nudt.edu.cn>

	* trans-stmt.c (gfc_trans_label_assign): Don't set DECL_ARTIFICIAL flag
	to zero on label_tree.

2005-03-15  Feng Wang  <fengwang@nudt.edu.cn>

	PR fortran/18827
	* io.c (resolve_tag): Add checking on assigned label.
	(match_dt_format): Does not set symbol assign attribute.
	* match.c (gfc_match_goto):Does not set symbol assign attribute.
	* resolve.c (resolve_code): Add checking on assigned label.
	* trans-common.c (build_field): Deals with common variable assigned
	a label.
	* trans-stmt.c (gfc_conv_label_variable): New function.
	(gfc_trans_label_assign): Use it.
	(gfc_trans_goto): Ditto.
	* trans-io.c (set_string): Ditto.
	* trans.h (gfc_conv_label_variable): Add prototype.

2005-03-14  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/20467
	* symbol.c (check_conflict): A dummy argument can't be a statement
	function.

2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>

	* fortran/trans-intrinsic.c (gfc_conv_intrinsic_ishft): Convert
	the argument of the shift to the unsigned type.

2005-03-13  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16907
	* resolve.c (gfc_resolve_index): Allow REAL indices as an extension.

2005-03-13  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/20323
	* resolve.c (gfc_resolve): Check if character lengths are
	specification expressions.

2005-03-12  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/20361
	* trans-array.c (gfc_stack_space_left): Remove unused variable.
	(gfc_can_put_var_on_stack): Move to trans-decl.c, remove #if 0'ed
	code.
	* trans-array.h (gfc_stack_space_left, gfc_can_put_var_on_stack):
	Remove declaration / prototype.
	* trans-common.c (build_equiv_decl): Give union a name.  Check if
	it can be put on the stack.
	* trans-decl.c (gfc_stack_space_left): Move function here.
	(gfc_build_qualified_array): Fix comment typo.
	* trans.h (gfc_put_var_on_stack): Add prototype.

2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Make-lang.in (fortran-warn): Set to $(STRICT_WARN) -Wno-error.
	* decl.c, trans.c: Don't use C++ style comments.
	* gfortran.h (sym_flavor, procedure_type, sym_intent, gfc_access,
	ifsrc): Give names to enums and use ENUM_BITFIELD.
	(gfc_access): Remove trailing comma.

2005-03-05  Steven G. Kargl  <kargls@comcast.net>

	PR 19936
	* primary.c (match_complex_constant): Mangled complex constant may
	be an implied do-loop.  Give implied do-loop matcher a chance.

2005-03-05  Steven G. Kargl  <kargls@comcast.net>

	PR fortran/19754
	* resolve.c (compare_shapes):  New function.
	(resolve_operator): Use it.

2005-03-05  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-const.c (gfc_conv_constant_to_tree): Use correct tree
	type for COMPLEX constants.

2005-03-04  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/19673
	* trans-expr.c (gfc_conv_function_call): Correctly dereference
	argument from a pointer function also if it has a result clause.

2005-03-04  Steven G. Kargl  <kargls@comcast.net>

	* expr.c (gfc_copy_shape_excluding): Change && to ||.

2005-03-04  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-intrinsic.c (gfc_get_symbol_for_expr): Fix comment typo,
	clarify comment.

2005-02-28  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
	(port from g95)

	PR fortran/19479
	* simplify.c (gfc_simplify_bound): Rename to ...
	(simplify_bound): ... this and overhaul.

2005-02-28  Steven G. Kargl  <kargl@gcc.gnu.org>

	* trans-intrinsic.c (gfc_conv_intrinsic_iargc): remove boolean argument.
	(gfc_conv_intrinsic_function): update function calls

2005-02-27  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/20058
	* trans-types.c (gfc_max_integer_kind): Declare
	(gfc_init_kinds): Initialize it.
	* gfortran.h (gfc_max_integer_kind): extern it.
	* primary.c (match_boz_constant): Use it; remove gfortran extension
	of kind suffixes on BOZ literal constants


2005-02-27  Steven G. Kargl  <kargls@comcast.net>

	* arith.c (gfc_check_real_range):  Remove multiple returns
	(check_result): New function.
	(gfc_arith_uminus,gfc_arith_plus,gfc_arith_times,
	gfc_arith_divide,gfc_arith_power,gfc_arith_minus): Use it.


2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	* decl.c, resolve.c, trans-array.c, trans.h: Fix comment typo(s).


2005-02-24  Tobias Schl"uter  <tobias.schlueter@physik.uni-meunchen.de>

	Unrevert previously reverted patch.  Adding this fix:
	* module.c (find_true_name): Deal with NULL module.

2005-02-24  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	Revert yesterday's patch:
	2005-02-23  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

		* gfortran.h (gfc_component, gfc_actual_arglist, ...
		... argument.  Copy string instead of pointing to it.

2005-02-23  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (gfc_get_namespace): Add second argument to prototype.
	* intrinsic.c (gfc_intrinsic_init_1): Pass second argument to
	gfc_get_namespace.
	* module.c (mio_namespace_ref, load_needed): Likewise.
	* parse.c (parse_interface, parse_contained): Likewise.  Here the
	correct second argument matters.
	* symbol.c (gfc_get_namespace): Add parent_types argument, only copy
	parent's implicit types if this is set.
	(gfc_symbol_init_2): Pass second argument to gfc_get_namespace.
	* trans-common.c (build_common_decl): Likewise.

	* gfortran.h (symbol_attribute): New 'untyped' field, fix comment
	formatting.
	* symbol.c (gfc_set_default_type): Issue error only once, by setting
	and checking 'untyped' attribute.

	* gfortran.h (gfc_expr): Move 'operator', 'op1', 'op2', and 'uop'
	fields into new struct 'op' inside the 'value' union.
	* arith.c (eval_intrinsic): Adapt all users.
	* dependency.c (gfc_check_dependency): Likewise.
	* dump-parse-tree.c (gfc_show_expr): Likewise.
	* expr.c (gfc_get_expr): Don't clear removed fields.
	(free_expr0, gfc_copy_expr, gfc_type_convert_binary,
	gfc_is_constant_expr, simplify_intrinsic_op, check_init_expr,
	check_intrinsic_op): Adapt to new field names.
	* interface.c (gfc_extend_expr): Likewise.  Also explicitly
	nullify 'esym' and 'isym' fields of new function call.
	* iresolve.c (gfc_resolve_dot_product, gfc_resolve_matmul):
	Adapt to renamed structure fields.
	* matchexp.c (build_node, match_level_1, match_expr): Likewise.
	* module.c (mio_expr): Likewise.
	* resolve.c (resolve_operator): Likewise.
	(gfc_find_forall_index): Likewise.  Only look through operands
	if dealing with EXPR_OP
	* trans-array.c (gfc_walk_op_expr): Adapt to renamed fields.
	* trans-expr.c (gfc_conv_unary_op, gfc_conv_power_op,
	gfc_conv_concat_op, gfc_conv_expr_op): Likewise.

	[ Reverted ]
	* gfortran.h (gfc_component, gfc_actual_arglist, gfc_user_op): Make
	'name' a 'const char *'.
	(gfc_symbol): Likewise, also for 'module'.
	(gfc_symtree): Make 'name' a 'const char *'.
	(gfc_intrinsic_sym): Likewise, also for 'lib_name'.
	(gfc_get_gsymbol, gfc_find_gsymbol): Add 'const' qualifier to
	'char *' argument.
	(gfc_intrinsic_symbol): Use 'gfc_get_string' instead of 'strcpy' to
	initialize 'SYM->module'.
	* check.c (gfc_check_minloc_maxloc, check_reduction): Check for NULL
	pointer instead of empty string.
	* dump-parse-tree.c (gfc_show_actual_arglist): Likewise.
	* interface.c (gfc_compare_types): Adapt check to account for possible
	NULL pointer.
	(compare_actual_formal): Check for NULL pointer instead of empty
	string.
	* intrinsic.c (gfc_current_intrinsic, gfc_current_intrinsic_arg):
	Add 'const' qualifier.
	(conv_name): Return a heap allocated string.
	(find_conv): Add 'const' qualifier to 'target'.
	(add_sym): Use 'gfc_get_string' instead of 'strcpy'.
	(make_generic): Check for NULL pointer instead of empty	string.
	(make_alias): Use 'gfc_get_string' instead of 'strcpy'.
	(add_conv): No need to strcpy result from 'conv_name'.
	(sort_actual): Check for NULL pointer instead of empty	string.
	* intrinsic.h (gfc_current_intrinsic, gfc_current_intrinsic_arg):
	Adapt prototype.
	* module.c (compare_true_names): Compare pointers instead of strings
	for 'module' member.
	(find_true_name): Initialize string fields with gfc_get_string.
	(mio_pool_string): New function.
	(mio_internal_string): Adapt comment.
	(mio_component_ref, mio_component, mio_actual_arg): Use
	'mio_pool_string' instead of 'mio_internal_string'.
	(mio_symbol_interface): Add 'const' qualifier to string arguments.
	Add level of indirection. Use 'mio_pool_string' instead of
	'mio_internal_string'.
	(load_needed, read_module): Use 'gfc_get_string' instead of 'strcpy'.
	(write_common, write_symbol): Use 'mio_pool_string' instead of
	'mio_internal_string'.
	(write_symbol0, write_symbol1): Likewise, also check for NULL pointer
	instead of empty string.
	(write_operator, write_generic): Pass correct type variable to
	'mio_symbol_interface'.
	(write_symtree): Use 'mio_pool_string' instead of
	'mio_internal_string'.
	* primary.c (match_keyword_arg): Adapt check to possible
	case of NULL pointer.  Use 'gfc_get_string' instead of 'strcpy'.
	* symbol.c (gfc_add_component, gfc_new_symtree, delete_symtree,
	gfc_get_uop, gfc_new_symbol): Use 'gfc_get_string' instead of
	'strcpy'.
	(ambiguous_symbol): Check for NULL pointer instead of empty string.
	(gfc_find_gsymbol, gfc_get_gsymbol): Add 'const' qualifier on string
	arguments.
	* trans-array.c (gfc_trans_auto_array_allocation): Check for NULL
	pointer instead of empty string.
	* trans-decl.c (gfc_sym_mangled_identifier,
	gfc_sym_mangled_function_id, gfc_finish_var_decl, gfc_get_symbol_decl,
	gfc_get_symbol_decl): Likewise.
	* trans-io.c (gfc_new_nml_name_expr): Add 'const' qualifier to
	argument.  Copy string instead of pointing to it.

2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>

	* intrinsic.h, st.c: Update copyright.

2005-02-20  Steven G. Kargl  <kargls@comcast.net>

	* symbol.c: Typos in comments.

2005-02-20  Steven G. Kargl  <kargls@comcast.net>

	* expr.c (gfc_type_convert_binary): Typo in comment.

2005-02-19  Steven G. Kargl  <kargls@comcast.net>

	* check.c (gfc_check_selected_int_kind): New function.
	* intrinsic.h: Prototype it.
	* intrinsic.c (add_function): Use it.
	* simplify (gfc_simplify_ceiling,gfc_simplify_floor): Change
	  BT_REAL to BT_INTEGER and use gfc_default_integer_kind.

2005-02-19  Steven G. Kargl  <kargls@comcast.net>

	* check.c (gfc_check_int): improve checking of optional kind
	* simplify.c (gfc_simplify_int): Change BT_REAL to BT_INTEGER

2005-02-19  Steven G. Kargl  <kargls@comcast.net>

	* check.c (gfc_check_achar): New function
	* intrinsic.h: Prototype it.
	* intrinsic.c (add_function): Use it.

2005-02-13  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-stmt.c (generate_loop_for_temp_to_lhs,
	generate_loop_for_rhs_to_temp): Remove if whose condition is
	always true.

2005-02-12  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* symbol.c (gfc_use_ha_derived): Remove, fold functionality into ...
	(gfc_use_derived): ... this function.

2005-02-09  Richard Henderson  <rth@redhat.com>

	* f95-lang.c (gfc_init_builtin_functions): Call
	build_common_builtin_nodes; do not define any functions handled
	by it.

2005-02-08  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* expr.c (gfc_copy_expr): Don't copy 'op1' and 'op2' for
	EXPR_SUBSTRING.
	(gfc_is_constant_expr): Check 'ref' to determine if substring
	reference is constant.
	(gfc_simplify_expr): Simplify 'ref' instead of 'op1' and 'op2'.
	(check_init_expr, check_restricted): Check 'ref' instead of 'op1'
	and 'op2'.
	* module.c (mio_expr): Read / write 'ref' instead of 'op1' and 'op2'.

2005-02-07  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (gfc_add_dimension, gfc_add_result, gfc_add_save,
	gfc_add_dummy, gfc_add_generic, gfc_add_in_common, gfc_add_data,
	gfc_add_in_namelist, gfc_add_sequence, gfc_add_function,
	gfc_add_subroutine, gfc_add_access, gfc_add_flavor, gfc_add_entry,
	gfc_add_procedure): Add argument.
	* array.c (gfc_set_array_spec), decl.c (var_element, get_proc_name,
	gfc_match_null, match_type_spec, match_attr_spec,
	gfc_match_formal_arglist, match_result, gfc_match_function_decl):
	Update callers to match.
	(gfc_match_entry) : Likewise, fix comment typo.
	(gfc_match_subroutine, attr_decl1, gfc_add_dimension,
	access_attr_decl, do_parm, gfc_match_save, gfc_match_modproc,
	gfc_match_derived_decl): Update callers.
	* interface.c (gfc_match_interface): Likewise.
	* match.c (gfc_match_label, gfc_add_flavor,
	gfc_match_call, gfc_match_common, gfc_match_block_data,
	gfc_match_namelist, gfc_match_module, gfc_match_st_function):
	Likewise.
	* parse.c (parse_derived, parse_interface, parse_contained),
	primary.c (gfc_match_rvalue, gfc_match_variable): Likewise.
	* resolve.c (resolve_formal_arglist, resolve_entries): Update callers.
	* symbol.c (check_conflict, check_used): Add new 'name' argument,
	use when printing error message.
	(gfc_add_dimension, gfc_add_result, gfc_add_save, gfc_add_dummy,
	gfc_add_generic, gfc_add_in_common, gfc_add_data,
	gfc_add_in_namelist, gfc_add_sequence, gfc_add_function,
	gfc_add_subroutine, gfc_add_access, gfc_add_flavor, gfc_add_entry,
	gfc_add_procedure): Add new 'name' argument.  Pass along to
	check_conflict and check_used.
	(gfc_add_allocatable, gfc_add_external, gfc_add_intrinsic,
	gfc_add_optional, gfc_add_pointer, gfc_add_target, gfc_add_elemental,
	gfc_add_pure, gfc_add_recursive, gfc_add_intent,
	gfc_add_explicit_interface, gfc_copy_attr): Pass NULL for new
	argument in calls to any of the modified functions.

2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>

	* gfortran.texi: Don't give last update date.

2006-01-30  Richard Henderson  <rth@redhat.com>

	* options.c (gfc_init_options): Zero flag_errno_math.

2005-01-29  Paul Brook  <paul@codesourcery.com>

	PR fortran/18565
	* check.c (real_or_complex_check): New function.
	(gfc_check_fn_c, gfc_check_fn_r, gfc_check_fn_rc): New functions.
	* intrinsic.c (add_functions): Use new check functions.
	* intrinsic.h (gfc_check_fn_c, gfc_check_fn_r, gfc_check_fn_rc):
	Add prototypes.

2005-01-29  Steven G. Kargl  <kargls@comcast.net>

	PR fortran/19589
	* expr.c (gfc_check_assign):  Check for conformance of logical operands

2004-01-27  Steven Bosscher  <stevenb@suse.de>

	* trans-decl.c (gfc_build_label_decl): Set DECL_ARTIFICAL and
	TREE_USED for all labels.
	(gfc_trans_entry_master_switch): Use it instead of building a
	label by hand.
	* trans-io.c (add_case): Likewise.
	* trans-stmt.c (gfc_trans_integer_select): Likewise.

2004-01-23  Paul Brook  <paul@codesourcery.com>
	Steven G. Kargl  <kargls@comcast.net>

	PR fortran/17941
	* arith.c (gfc_convert_real): Remove sign handling.
	* primary.c (match_digits): Allow whitespace after initial sign.
	(match_real_const): Handle signs here.  Allow whitespace after
	initial sign.  Remove dead code.
	(match_const_complex_part): Remove.
	(match_complex_part): Use match_{real,integer}_const.
	(match_complex_constant): Cross-promote integer types.

2005-01-23  James A. Morrison  <phython@gcc.gnu.org>

	PR fortran/19294
	* iresolve.c (gfc_resolve_transpose): Resolve to transpose_c4 or
	transpose_c8 for complex types.

2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>

	* data.c, dependency.c, f95-lang.c, io.c, trans-array.c,
	trans-decl.c, trans-expr.c, trans-intrinsic.c, trans-io.c,
	trans-stmt.c, trans-types.c, trans.h: Fix comment typos.
	Follow spelling conventions.

2005-01-22  Bud Davis  <bdavis9659@comcast.net>

	PR fortran/19313
	* trans-io.c (gfc_trans_inquire): Added code to support
	pad.

2005-01-22  Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.c (make_alias):  Add standard argument.
	(add_functions): Update make_alias calls.

2005-01-22  Paul Brook  <paul@codesourcery.com>

	* trans-expr.c (gfc_conv_function_call): Remove bogus TODO.

2005-01-22  Paul Brook  <paul@codesourcery.com>

	* gfortran.h (gfc_check_access): Add prototype.
	* match.c (gfc_match_namelist): Remove TODO.
	* module.c (check_access): Rename ...
	(gfc_check_access): ... to this.  Boolify.  Update callers.
	* resolve.c (resolve_symbol): Check for private objects in public
	namelists.

2005-01-22  Paul Brook  <paul@codesourcery.com>

	* primary.c (gfc_match_rvalue): Only apply implicit type if variable
	does not have an explicit type.
	(gfc_match_variable): Resolve implicit derived types in all cases.
	Resolve contained function types from their own namespace, not the
	parent.
	* resolve.c (resolve_contained_fntype): Remove duplicate sym->result
	checking.  Resolve from the contained namespace, not the parent.

2005-01-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/19543
	* trans-const.c (gfc_conv_constant_to_tree): Give logical
	constants the correct type.

	PR fortran/19194
	* trans-io.c (ADD_STRING): Use gfc_charlen_type_node for string
	length parameters.
	(gfc_build_io_library_fndecls): 'rec' and 'recl_in' are not
	pointer fields.

2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>

	* arith.c, array.c, check.c, decl.c, expr.c, f95-lang.c,
	gfortran.h, interface.c, intrinsic.c, io.c, iresolve.c,
	match.c, matchexp.c, misc.c, module.c, options.c, parse.c,
	scanner.c, simplify.c, symbol.c, trans-array.c, trans-expr.c,
	trans-io.c, trans-stmt.c, trans.c: Update copyright.

2005-01-17  Ira Rosen  <irar@il.ibm.com>

	* f95-lang.c (gfc_init_builtin_functions): Call targetm.init_builtins.

2005-01-16  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/19182
	* error.c (error_char): Line-buffer errors / warnings.

2005-01-16  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-intrinsic.c (gfc_conv_intrinsic_ishft): Fix signed /
	unsigned issue.  Use build_int_cst instead of converting
	integer_zero_node.  Remove unnecessary conversion.

	* trans-types.c (gfc_get_character_type_len): : Use
	gfc_charlen_type_node as basic type for the range field.

	* trans-intrinsic.c (build_fixbound_expr,
	gfc_conv_intrinsic_bound, gfc_conv_intrinsic_anyall,
	gfc_conv_intrinsic_count, gfc_conv_intrinsic_btest,
	gfc_conv_intrinsic_singlebitop): Use 'build_int_cst' instead
	of converting 'integer_zero_node' or 'integer_one_node'
	respectively.
	(gfc_conv_intrinsic_ishftc): Same, but store in local variable to
	evade re-building.
	(gfc_conv_intrinsic_strcmp, gfc_conv_intrinsic_rrspacing,
	gfc_conv_intrinsic_trim, gfc_conv_intrinsic_iargc): Use
	'build_int_cst' instead of converting 'integer_zero_node' or
	'integer_one_node' respectively.

	* trans-intrinsic.c (gfc_conv_intrinsic_index,
	gfc_conv_intrinsic_scan, gfc_conv_intrinsic_verify): Remove
	'gfc'-prefix from local variable, remove dead code, use correct
	type when inserting argument.

	* trans-intrinsic.c, trans-types.c: Update copyright years.

2005-01-16  Steven G. Kargl  <kargls@comcast.net>

	PR 19168
	* resolve.c (check_case_overlap): Typo in comment.
	(validate_case_label_expr):  Fix up kinds of case values
	(resolve_select): Properly handle kind mismatches.

2004-01-16  Paul Brook  <paul@codesourcery.com>

	PR fortran/17675
	* trans-common.c (translate_common): Remove duplicate function call.
	(finish_equivalences): Preserve alignment when biasing offsets.

2005-01-15  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de

	* primary.c (check_digit): Call 'ISXDIGIT' instead of assuming
	ASCII-like character encoding.

2005-01-14  Steven G. Kargl  <kargls@comcast.net>

	* resolve.c (compare_case): Cleanup.

2005-01-14  Steven G. Kargl  <kargls@comcast.net>

	* resolve.c (compare_case): Give arguments correct type.

2005-01-13  Kazu Hirata  <kazu@cs.umass.edu>

	* iresolve.c, trans-common.c, trans-types.c: Fix comment
	typos.

2005-01-09  Paul Brook  <paul@codesourcery.com>

	PR fortran/17675
	* trans-common.c (current_common, current_offset): Remove.
	(create_common): Add head argument.
	(align_segment): New function.
	(apply_segment_offset): New function.
	(translate_common): Merge code from new_segment.  Handle alignment.
	(new_segment): Remove.
	(finish_equivalences): Ensure proper alignment.

2005-01-08  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-const.c: Don't include unused math.h.

	* trans-intrinsic.c (gfc_get_intrinsic_lib_fndecl,
	gfc_conv_intrinsic_bound, gfc_conv_intrinsic_minmaxloc,
	gfc_conv_intrinsic_ishft, gfc_conv_intrinsic_len): Remove
	trailing whitespace.
	(prepare_arg_info): Fix formatting, indenting and remove trailing
	whitespace.
	(gfc_conv_intrinsic_spacing, gfc_conv_intrinsic_trim): Remove
	trailing whitespace.

	* arith.c (arctangent2, gfc_arith_init_1, gfc_arith_done_1,
	gfc_constant_result, gfc_range_check, gfc_arith_power,
	eval_type_intrinsic0, eval_intrinsic_f2, gfc_real2real,
	gfc_real2complex, gfc_complex2int, gfc_complex2real,
	gfc_complex2complex): Fix whitespace issues.
	* check.c (must_be, type_check, numeric_check, int_or_real_check,
	logical_array_check, array_check, scalar_check, nonoptional_check,
	variable_check, dim_check, check_a_kind, gfc_check_a_ikind,
	gfc_check_a_xkind, gfc_check_abs, gfc_check_all_any,
	gfc_check_allocated, gfc_check_a_p, gfc_check_besn,
	gfc_check_btest, gfc_check_char, gfc_check_cmplx, gfc_check_count,
	gfc_check_cshift, gfc_check_dcmplx, gfc_check_dble,
	gfc_check_digits, gfc_check_dot_product, gfc_check_eoshift,
	gfc_check_fnum, gfc_check_g77_math1, gfc_check_huge, gfc_check_i,
	gfc_check_iand, gfc_check_ibclr, gfc_check_ibits, gfc_check_ibset,
	gfc_check_idnint, gfc_check_ieor, gfc_check_index, gfc_check_int,
	gfc_check_ior, gfc_check_ishft, gfc_check_ishftc, gfc_check_kind,
	gfc_check_lbound, gfc_check_logical, min_max_args,
	gfc_check_min_max_integer, gfc_check_min_max_real,
	gfc_check_min_max_double, gfc_check_matmul,
	gfc_check_minval_maxval, gfc_check_merge, gfc_check_nearest,
	gfc_check_pack, gfc_check_precision, gfc_check_radix,
	gfc_check_range, gfc_check_real, gfc_check_repeat,
	gfc_check_scale, gfc_check_scan, gfc_check_selected_real_kind,
	gfc_check_set_exponent): Fix formatting issues.
	(gfc_check_size, gfc_check_sign): Alphabetize function order,
	remove whitespace-only line.
	(gfc_check_fstat, gfc_check_fstat_sub, gfc_check_stat,
	gfc_check_stat_sub, gfc_check_transfer, gfc_check_transpose,
	gfc_check_ubound, gfc_check_unpack, gfc_check_verify, gfc_check_x,
	gfc_check_cpu_time, gfc_check_date_and_time, gfc_check_mvbits,
	gfc_check_random_number, gfc_check_random_seed,
	gfc_check_second_sub, gfc_check_system_clock,
	gfc_check_getcwd_sub, gfc_check_exit, gfc_check_flush,
	gfc_check_umask, gfc_check_umask_sub, gfc_check_unlink,
	gfc_check_unlink_sub): Fix formatting issues.

2005-01-08  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h: Remove outdated comment.  Don't include stdio.h
	explicitly.

2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortranspec.c (lang_specific_driver): Change year to 2005 in
	output of 'gfortran --version'.

2005-01-03  Steven G. Kargl  <kargls@comcast.net>

	* arith.c: Add system.h; remove string.h
	* decl.c: Ditto
	* matchexp.c: Ditto
	* parse.c: Ditto
	* resolve.c: Ditto
	* st.c: Ditto
	* check.c: Remove stdlib.h and stdarg.h
	* error.c: Remove stdlib.h, stdarg.h, stdio.h, string.h
	* expr.c: Add system.h; remove stdarg.h, stdio.h, and string.h
	* f95-lang.c: Add system.h; remove stdio.h
	* interface.c: Add system.h; remove stdlib.h and string.h
	* intrinsic.c: Remove stdarg.h, stdio.h, and string.h
	* io.c: Remove string.h
	* simplify.c: Ditto
	* match.c: Remove stdarg.h and string.h
	* misc.c: Update copyright; add system.h; remove stdlib.h,
	string.h, and sys/stat.h
	* module.c: Add system.h; remove string.h, stdio.h, errno.h,
	unistd.h, and time.h
	* option.c: Remove string.h and stdlib.h
	* primary.c: Ditto
	* scanner.c: Update copyright; add system.h; remove stdlib.h,
	stdio.h, string.h, and strings.h
	* symbol.c: Add system.h; remove stdlib.h, stdio.h, and string.h
	* trans-array.c: Remove stdio.h and gmp.h
	* trans-const.c: Ditto
	* trans-expr.c: Ditto
	* trans-io.c: Ditto
	* trans-stmt.c: Ditto
	* trans.c: Ditto
	* trans-intrinsic.c: Remove stdio.h and string.h

2004-12-29  Steven G. Kargl  <kargls@comcast.net>

	* gfortran.h (gfc_case): fix typo in comment.

2004-12-27  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-intrinsic.c (gfc_conv_intrinsic_ishft): Change to
	logical	shift.  Call fold.  Remove 0-bit shift shortcut.
	(gfc_conv_intrinsic_ishftc): Convert first argument to at least
	4 bytes bits.  Convert 2nd and 3rd argument to 4 bytes.  Convert
	result if width(arg 1) < 4 bytes.  Call fold.

	PR fortran/19032
	* trans-intrinsic.c (gfc_conv_intrinsic_mod): Update comment
	in front of function to match the standard.  Correct handling
	of MODULO.

2004-12-27  Andrew Pinski  <pinskia@physics.uc.edu>

	* trans-expr.c (gfc_conv_cst_int_power): Only check for
	flag_unsafe_math_optimizations if we have a float type.

2004-12-23  Steven G. Kargl  <kargls@comcast.net>

	* gfortran.texi: Fix typo.

2004-12-16  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-intrinsic.c (build_fixbound_expr): Clarify comment, fix
	comment typo.

2004-12-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/18993
	* match.c (gfc_match_if): Don't explicitly skip optional whitespace.
	(gfc_match_nullify): Make sure that ')' is in front of the end of
	statement.

	* scanner.c (skip_fixed_comments): Fix typo in comment preceding
	function.

2004-12-14  Richard Henderson  <rth@redhat.com>

	* gfortran.h (gfc_expr.function.name): Make const.
	(gfc_iresolve_init_1, gfc_iresolve_done_1): Remove.
	(gfc_get_string): Update prototype.
	* iresolve.c: Include tree.h.
	(string_node, HASH_SIZE, string_head, hash): Remove.
	(gfc_get_string): Use vsnprintf, get_identifier.
	(free_strings, gfc_iresolve_init_1, gfc_iresolve_done_1): Remove.
	* misc.c (gfc_init_1): Don't call gfc_iresolve_init_1.
	(gfc_done_1): Don't call gfc_iresolve_done_1.
	* module.c (mio_allocated_string): Take and return const char *,
	instead of modifying char**.
	(mio_expr): Update to match.
	* resolve.c (pure_function): Constify name argument.
	(resolve_function): Constify name.
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Likewise.

2004-12-12  Richard Henderson  <rth@redhat.com>

	* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
	gfc_resolve_cshift, gfc_resolve_dot_product, gfc_resolve_eoshift,
	gfc_resolve_matmul, gfc_resolve_maxloc, gfc_resolve_maxval,
	gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_pack,
	gfc_resolve_product, gfc_resolve_reshape, gfc_resolve_shape,
	gfc_resolve_spread, gfc_resolve_sum, gfc_resolve_transpose,
	gfc_resolve_unpack: Use PREFIX.

2004-12-12  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/18869
	* match.c (gfc_match_common): Skip whitespace.

2004-12-12  Steven G. Kargl  <kargls@comcast.net>

	PR fortran/16581
	* check.c (gfc_check_iand, gfc_check_ibclr, gfc_check_ibits,
	gfc_check_ibset, gfc_check_ieor, gfc_check_ior): Remove default
	integer kind check; Issue error for -std=f95 when needed.
	* intrinsic.c (add_functions): Change ieor from GFC_STD_GNU to
	GFC_STD_F95.
	* iresolve.c (gfc_resolve_iand, gfc_resolve_ieor, gfc_resolve_ior):
	Promote arguments to same kind.

2004-12-12  Steven G. Kargl  <kargls@comcast.net>
	Paul Brook  <paul@codesourcery.com>

	PR fortran/16222
	* resolve.c (gfc_resolve_iterator_expr): New function.
	(gfc_resolve_iterator): Use it.  Add real_ok argument.  Convert
	start, end and stride to correct type.
	(resolve_code): Pass extra argument.
	* array.c (resolve_array_list): Pass extra argument.
	* gfortran.h (gfc_resolve): Add prototype.
	* trans-stmt.c (gfc_trans_do): Remove redundant type conversions.
	Handle real type iterators.

2004-12-11  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/17175
	* iresolve.c (gfc_resolve_scale): Convert 'I' argument if not of
	same kind as C's 'int'.
	(gfc_resolve_set_exponent): Convert 'I' argument if not of kind 4.

2004-12-08  Richard Henderson  <rth@redhat.com>

	* intrinsic.c (gfc_convert_type_warn): Propagate the input shape
	to the output expression.
	* iresolve.c (gfc_resolve_cshift, gfc_resolve_eoshift): Suppress
	warning conversion.
	(gfc_resolve_reshape): Force convert SHAPE and ORDER parameters
	to index kind.

2004-12-08  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/18826
	* resolve.c (resolve_code): Impose correct restrictions on
	assigned variable.

	* decl.c (gfc_match_end): Use locus of END when eos is an error.

2004-12-02  Steven G. Kargl  <kargls@comcast.net>
	Paul Brook  <paul@codesourcery.com>

	* check.c (gfc_check_flush, gfc_check_fnum): New functions.
	(gfc_check_fstat, gfc_check_fstat_sub): New functions.
	(gfc_check_stat, gfc_check_stat_sub): New functions.
	* gfortran.h (GFC_ISYM_FNUM,GFC_ISYM_FSTAT,GFC_ISYM_STAT): New symbols
	* intrinsic.c (add_functions,add_subroutines): Add flush, fnum,
	fstat, and stat to intrinsics symbol tables.
	* intrinsic.h (gfc_check_flush, gfc_resolve_stat_sub): Add prototypes.
	(gfc_resolve_fstat_sub, gfc_resolve_stat): Ditto.
	* iresolve.c (gfc_resolve_fnum, gfc_resolve_fstat): New functions.
	(gfc_resolve_stat, gfc_resolve_flush): New functions.
	(gfc_resolve_stat_sub,gfc_resolve_fstat_sub): New functions
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Add new intrinsics.

2004-12-02  Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.c: Fix and add comments, fix function declarations
	(OPTIONAL,REQUIRED): New symbols
	(add_functions,add_subroutines): Use symbols
	(gmp.h): Remove unused include

2004-11-25  Joseph S. Myers  <joseph@codesourcery.com>

	* f95-lang.c, gfortranspec.c, trans-decl.c: Avoid ` as left quote
	in diagnostics.

2004-11-24  Steven Bosscher  <stevenb@suse.de>

	* options.c (gfc_post_options): Don't clear flag_inline_functions.

2004-11-20  Steven G. Kargl  <kargls@comcast.net>

	* check.c (gfc_check_getcwd_sub): Fix seg fault.

	* check.c (gfc_check_exit,gfc_check_umask,gfc_check_umask_sub,
	gfc_check_unlink,gfc_check_unlink_sub): New functions
	* gfortran.h (GFC_ISYM_UMASK,GFC_ISYM_UNLINK): New symbols
	* intrinsic.c (add_functions,add_subroutines): Add umask, unlink,
	exit to intrinsics symbol tables.
	* intrinsic.h (gfc_check_umask,gfc_check_unlink,gfc_check_exit,
	gfc_check_umask_sub,gfc_check_unlink_sub,gfc_resolve_umask,
	gfc_resolve_unlink,gfc_resolve_exit,gfc_resolve_umask_sub,
	gfc_resolve_unlink_sub): Add and sort prototypes.
	* iresolve.c (gfc_resolve_umask,gfc_resolve_unlink,gfc_resolve_exit,
	gfc_resolve_umask_sub,gfc_resolve_unlink_sub): New functions
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Use symbols

2004-11-16  Paul Brook  <paul@codesourcery.com>

	PR fortran/13010
	* trans-array.c (gfc_trans_allocate_temp_array): Use gfc_get_dtype.
	(gfc_array_init_size, gfc_conv_expr_descriptor): Ditto.
	* trans-types.c (gfc_get_dtype): Accept array type rather than element
	type.
	(gfc_get_nodesc_array_type): Don't set GFC_TYPE_ARRAY_DTYPE.
	(gfc_get_array_type_bounds): Ditto.
	(gfc_get_derived_type): Recurse into derived type pointers.
	* trans-types.h (gfc_get_dtype): Add prototype.
	* trans.h (GFC_TYPE_ARRAY_DTYPE): Add comment.

2004-11-15  Paul Brook  <paul@codesourcery.com>

	* trans-types.c (gfc_get_dtype): Remove obsolete TODO.

2004-11-10  Paul Brook  <paul@codesourcery.com>

	PR fortran/18375
	* trans-expr.c (gfc_trans_subarray_assign): Free shape before ss.
	* trans-io.c (transfer_array_component): Ditto.

2004-11-10  Paul Brook  <paul@codesourcery.com>

	* invoke.texi: Fix typo.

2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>

	* arith.c, array.c, decl.c, expr.c, f95-lang.c, gfortran.h,
	gfortranspec.c, interface.c, intrinsic.c, iresolve.c, match.c,
	module.c, parse.c, parse.h, primary.c, resolve.c, scanner.c,
	trans-array.c, trans-array.h, trans-expr.c, trans-intrinsic.c,
	trans-io.c, trans-stmt.c, trans.h: Fix comment formatting.

2004-11-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/18023
	* io.c (resolve_tag): Tighten up exception for assigned FORMAT.

2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>

	* gfortranspec.c: Replace GNU CC with GCC.

2004-11-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortranspec.c (lang_specific_driver): Change year to 2004.

2004-11-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/18111
	*  trans-decl.c (create_function_arglist): Set DECL_ARTIFICIAL for
	hidden parameters.

2004-11-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15164
	* trans-decl.c (gfc_finish_var_decl): Don't declare arguments to
	module procedures as if they were module variables.

2004-11-03  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/17535
	PR fortran/17583
	PR fortran/17713
	* module.c (write_symbol1): Set module_name for dummy arguments.

2004-11-02  Paul Brook  <paul@codesourcery.com>

	* intrinsic.c (check_intrinsic_standard): Include error locus.
	Remove VLA.
	(gfc_intrinsic_func_interface, gfc_intrinsic_sub_interface): Pass
	locus to check_intrinsic_standard.

2004-10-31  Janne Blomqvist  <jblomqvi@cc.hut.fi>

	PR fortran/17590
	* gfortran.h: Change GFC_STD_* flags to more appropriate
	ones. (struct gfc_intrinsic_isym): Add field for standard. (struct
	gfc_option_t): Add field for warning about use of nonstandard
	intrinsics.
	* intrinsic.c (add_sym): Add parameter for standard version, check
	this against current standard.
	(add_sym_0): Pass standard parameter to add_sym.
	(add_sym_1, add_sym_0s, add_sym_1s, add_sym_1m, add_sym_2): Ditto.
	(add_sym_2s, add_sym_3, add_sym_3ml, add_sym_3red, add_sym_3s): Ditto.
	(add_sym_4, add_sym_4s, add_sym_5, add_sym_5s): Ditto.
	(make_generic): Add parameter for standard, check this
	against currently selected standard.
	(add_functions, add_subroutines): Add parameter to tell which
	standard an intrinsic belongs to.
	(check_intrinsic_standard): New function.
	(gfc_intrinsic_func_interface): Add call to check_intrinsic_standard.
	(gfc_intrinsic_sub_interface): Ditto.
	* lang.opt: Add Wnonstd-intrinsics option.
	* options.c (gfc_init_options): Change to use new GFC_STD_* flags,
	init new warning.
	(set_Wall): Add warning about nonstd intrinsics.
	(gfc_handle_option): Change to use new GFC_STD_* flags,
	handle new warning.
	* invoke.texi: Update manual to include -Wnonstd-intrinsics.

2004-10-30  Andrew Pinski  <pinskia@physics.uc.edu>

	* f95-lang.c (lang_tree_node): Add chain_next to be the TREE_CHAIN.

2004-10-30  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* simplify.c (twos_complement): Calculate mask in GMP arithmetic.

2004-10-30  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans.c (gfc_trans_code): Set global locus after recursing. Fix
	comment typo.

2004-10-30  Canqun Yang  <canqun@nudt.edu.cn>

	* check.c (gfc_check_rand): Allow missing optional argument.
	(gfc_check_irand): Ditto.
	* intrinsic.c (add_functions): Set arg optional flag for {i,}rand.

2004-10-28  Scott Robert Ladd  <scott.ladd@coyotegulch.com>

	PR fortran/13490, PR fortran/17912
	* gcc/fortran/gfortran.h: Added pedantic_min_int to gfc_integer_info
	* gcc/fortran/gfortran.h: Added ARITH_ASYMMETRIC to arith
	* gcc/fortran/arith.c: Added support for an "asymmetric integer"
	warning when compiling with pedantic.
	* gcc/fortran/arith.c: Set minimum integer values to reflect
	realities of two's complement signed integers. Added
	pedantic minimum.

2004-10-17  Andrew Pinski  <pinskia@physics.uc.edu>

	* Make-lang.in (F95_ADDITIONAL_OBJS): Kill.
	(f951): Do not depend on F95_ADDITIONAL_OBJS and don't
	link it in.

2004-10-14  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-decl.c (generate_local_decl): Simplify logic, fix comment
	typo.
	(gfc_generate_function_code): Fix formatting issue.

2004-10-10  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* module.c: Fix formatting issues.

2004-10-09  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* module.c (mio_interface_rest): Set where member of interface
	while loading.

2004-10-08  Andrew Pinski  <pinskia@physics.uc.edu>

	PR fortran/17901
	* options.c (gfc_handle_option): Add break after handing the
	J/M option.

2004-10-08  Tobias Schlueter  <tobias.shclueter@physik.uni-muenchen.de>

	* arith.c: Fix formatting issues.

2004-10-07  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/17676
	* resolve.c (resolve_operator): Use correct operator name in message.

2004-10-07  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* primary.c (match_boz_constant): Allow kind parameter suffixes.
	Move standard warning further to the front.

2004-10-07  Kazu Hirata  <kazu@cs.umass.edu>

	* trans-stmt.c: Fix a comment typo.

2004-10-07  Paul Brook  <paul@codesourcery.com>

	PR fortran/17678
	* trans-array.c (gfc_trans_deferred_array): Leave use associated
	variables alone.

2004-10-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/17568
	* simplify.c (twos_complement): New function.
	(gfc_simplify_ishft, gfc_simplify_ishftc): Revise.

	* simplify.c (gfc_simplify_abs): Use mpfr_hypot for CABS.

2004-10-06  Paul Brook  <paul@codesourcery.com>

	* trans-stmt.c (gfc_trans_simple_do): New function.
	(gfc_trans_do): Use it.  Evaluate iteration bounds before entering
	loop.  Update comments.

2004-10-04  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/17283
	* iresolve.c (gfc_resolve_pack): Choose function depending if mask
	is scalar.

	PR fortran/17631
	* intrinsic.c (add_sym_5): Remove.
	(add_subroutines): Add resolution function for MVBITS.
	* intrinsic.h (gfc_resolve_mvbits): Declare resolution function for
	MVBITS
	* iresolve.c (gfc_resolve_mvbits): New function.
	(gfc_resolve_random_number): Remove empty line at end of function.

	* trans-const.c (gfc_build_cstring_const): New function.
	(gfc_init_cst): Use new function.
	* trans-const.h (gfc_build_cstring_const): Add prototype.
	* trans-io.c (set_string, set_error_locus): Use new function.
	* trans-stmt.c (gfc_trans_goto): Use new function.

	PR fortran/17708
	* parse.c (accept_statement): Don't treat END DO like END IF and
	END SELECT.
	(parse_do_block): Generate possible END DO label inside END DO
	block.

	PR fortran/17776
	* check.c (gfc_check_system_sub): New function.
	* gfortran.h (gfc_generic_isym_id): Add GFC_ISYM_SYSTEM.
	* intrinsic.c (add_functions): Add 'system'.
	(add_subroutines): Add 'system'.
	* intrinsic.h (gfc_check_etime_sub, gfc_check_getcwd_sub):
	Move prototypes to other suborutines.
	(gfc_check_system_sub, gfc_resolve_system, gfc_resolve_system_sub):
	Add prototype.
	(gfc_resolve_system_clock): Fix formatting of prototype.
	* iresolve.c (gfc_resolve_system, gfc_resolve_system_sub): New
	functions.
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Deal with
	GFC_ISYM_SYSTEM.

2004-10-04  Erik Schnetter  <schnetter@aei.mpg.de>

	* scanner.c (preprocessor_line): Accept preprocessor lines without
	file names.  Check file names for closing quotes.  Handle escaped
	quotes in file names.

2004-10-04  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
	Paul Brook  <paul@codesourcery.com>

	* trans-array.c (gfc_conv_expr_descriptor): Check for substriungs.
	Use gfc_get_expr_charlen.
	* trans-expr.c (gfc_get_expr_charlen): New function.
	* trans.h (gfc_get_expr_charlen): Add prototype.

2004-10-04  Kazu Hirata  <kazu@cs.umass.edu>

	* trans-intrinsic.c: Fix a comment typo.

2004-10-03  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* simplify.c (range_check): Remove blank line at beginning of function.
	(gfc_simplify_dint): Same at end of function.
	(gfc_simplify_exponent, gfc_simplify_fraction): Simplify calculations.
	(gfc_simplify_bound): Fix indentation.
	(gfc_simplify_log10): Simplify calculation.
	(gfc_simplify_min, gfc_simplify_max): Remove blank line at beginning
	of function.
	(gfc_simplify_nearest): Same at end of function.
	(gfc_simplify_nint, gfc_simplify_idnint): Same at beginning of
	function.
	(gfc_simplify_rrspacing, gfc_simplify_set_exponent,
	gfc_simplify_spacing): Simplify calulations.

2004-10-03  Feng Wang  <fengwang@nudt.edu.cn>

	* trans-intrinsic.c: Fix comments on spacing and rrspacing
	(gfc_conv_intrinsic_rrspacing): Add fold on constant trees.

2004-10-01  Jan Hubicka  <jh@suse.cz>

	* f95-lang.c (gfc_expand_function): Update call of
	tree_rest_of_compilation.
	* trans-decl.c (gfc_generate_constructors): Likewise.

2004-09-26  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-intrinsic.c: Comment fixes.

2004-09-25  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* decl.c (add_init_expr_to_sym, variable_decl): Comment fixes.

2004-09-24  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-types.c (gfc_return_by_reference): Remove superfluous
	assertion.

	* intrinsic.h (gfc_resolve_getcwd): Update prototype.
	* iresolve.c (gfc_resolve_getcwd): Add second argument to function.

	PR fortran/17615
	* trans-expr.c (gfc_trans_arrayfunc_assign): Look at resolved
	function to determine return type.

2004-09-20  Jan Hubicka  <jh@suse.cz>

	* trans-decl.c (build_entry_thunks): Finalize the function; do not lower
	tree.
	(gfc_generate_function_code): Likewise.

2004-09-20  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15957
	* simplify.c (gfc_simplify_reshape): Set shape of return value
	correctly.

2004-09-17  Jeffrey D. Oldham  <oldham@codesourcery.com>
	    Zack Weinberg  <zack@codesourcery.com>

	* f95-lang.c, trans-expr.c, trans.c: Update for new tree-class
	enumeration constants.

2004-09-17  Paul Brook  <paul@codesourcery.com>

	* gfortran.h (struct gfc_linebuf): Don't use C99 empty arrays.
	(gfc_linebuf_header_size): Define.
	* scanner.c (load_file): Use it.

2004-09-16  Kazu Hirata  <kazu@cs.umass.edu>

	* array.c, data.c, decl.c, dependency.c, error.c, f95-lang.c,
	interface.c, intrinsic.c, io.c, misc.c, module.c, parse.h,
	resolve.c, scanner.c, trans-array.c, trans-array.h,
	trans-common.c, trans-const.h, trans-decl.c, trans-expr.c,
	trans-intrinsic.c, trans-stmt.c, trans-types.c, trans.c,
	trans.h: Fix comment typos.  Follow spelling conventions.

2004-09-16  Victor Leikehman  <lei@il.ibm.com>

	PR/15364
	* trans-io.c (transfer_array_component): New function.
	(transfer_expr): For array fields, call transfer_array_component.

2004-09-16  Kazu Hirata  <kazu@cs.umass.edu>

	* gfortran.texi: Fix a typo.

2004-09-15  Aaron W. LaFramboise <aaronavay62@aaronwl.com>

	* parse.c (eof_buf): Rename eof to eof_buf.
	(unexpected_eof): Same.
	(gfc_parse_file): Same.

2004-09-15  Steven G. Kargl  <kargls@comcast.net>

	* check.c (gfc_check_getcwd_sub): New function.
	* gfortran.h (GFC_ISYM_GETCWD): New symbol.
	* intrinsic.c (add_functions): Add function definition;
	Use symbol.
	* intrinsic.c (add_subroutines): Add subroutine definitions.
	* intrinsic.h: Add prototypes.
	* iresolve.c (gfc_resolve_getcwd, gfc_resolve_getcwd_sub):
	New functions.
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Use symbol.

2004-09-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16485
	* module.c (write_symbol): Don't fill in module name here.
	(write_symbol0): Fill in here instead.

2004-09-14  Kazu Hirata  <kazu@cs.umass.edu>

	* data.c, decl.c, f95-lang.c, gfortran.h, match.c,
	trans-array.c, trans-common.c, trans-expr.c,
	trans-intrinsic.c, trans-stmt.c, trans-types.c, trans.h: Fix
	comment typos.  Follow spelling conventions.

2004-09-09  Paul Brook  <paul@codesourcery.com>

	* scanner.c (get_file): Add ATTRIBUTE_UNUSED.

2004-09-08  Paul Brook  <paul@codesourcery.com>

	* array.c: Don't include assert.h.
	* data.c: Don't include assert.h.  Replace assert and abort with
	gcc_assert and gcc_unreachable.
	* dependency.c: Ditto.
	* f95-lang.c: Ditto.
	* iresolve.c: Ditto.
	* resolve.c: Ditto.
	* simplify.c: Ditto.
	* symbol.c: Ditto.
	* trans-array.c: Ditto.
	* trans-common.c: Ditto.
	* trans-const.c: Ditto.
	* trans-decl.c: Ditto.
	* trans-expr.c: Ditto.
	* trans-intrinsic.c: Ditto.
	* trans-io.c: Ditto.
	* trans-stmt.c: Ditto.
	* trans-types.c: Ditto.
	* trans.c: Ditto.

2004-09-07  Per Bothner  <per@bothner.com>
	Paul Brook  <paul@codesourcery.com>

	* error.c (show_locus): Handle mapped locations.
	* f95-lang.c (gfc_be_parse_file): Initialize mapped locations.
	* gfortran.h: Include input.h.
	(struct gfc_linebuf): Use source_location.
	* scanner.c (get_file): Initialize linemap.
	(preprocessor_line): Pass extra argument to get_file.
	(load_file): Ditto.  Setup linemap.
	(gfc_new_file): Handle mapped locations.
	* trans-common.c (build_field, build_equiv_decl, build_common_decl):
	Set decl source locations.
	(gfc_trans_common): Set blank common block location.
	* trans-decl.c (gfc_set_decl_location): New function.
	(gfc_get_label_decl, gfc_get_symbol_decl): Use it.
	(trans_function_start): Move call to gfc_set_backend_locus..
	(build_function_decl): ... to here.
	(build_entry_thunks): Set and restore the backend locus.
	(gfc_generate_constructors): Remove excess arguments to
	init_function_start.
	(gfc_generate_block_data): Add comments.  Set the decl locus.
	* trans-io.c (set_error_locus): Handle mapped locations.
	* trans.c (gfc_get_backend_locus, gfc_get_backend_locus): Ditto.
	(gfc_trans_code): Use SET_EXPR_LOCATION.
	(gfc_generate_code): Override the location of the new symbol.
	* trans.h (gfc_set_decl_location): Add prototype.

2004-08-31  Paul Brook  <paul@codesourcery.com>

	* trans-types.c (gfc_type_for_mode): Return NULL for unknown modes.

2004-09-01  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15327
	* trans-intrinsic.c (gfc_conv_intrinsic_merge): Do the right thing for
	strings.

2004-09-01  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16400
	PR fortran/16404
	(port from g95)
	* resolve.c (resolve_transfer): New function.
	(resolve_code): Call resolve_transfer in case of EXEC_TRANSFER.

2004-08-31  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16579
	* trans-types.c (gfc_init_types): Make gfc_character1_type_node an
	unsigned char.

2004-08-31  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* CONTRIB, NEWS, README, TODO: Remove obsolete files.

2004-08-31  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/17244
	* trans-types.c (gfc_return_by_reference): Remove TODO error,
	add comment pointing out possible issue WRT compatibility with g77.

2004-08-31  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-decl.c, trans-expr.c, trans-io.c, trans-types.c: Replace
	all occurences of 'gfc_strlen_type_node' by
	'gfc_charlen_type_node'.
	* trans-types.h: Same. Also update comment accordingly.

2004-08-31  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* primary.c: Update copyright boilerplate to say GCC.
	* f95-lang.c: Change initial comment to say gfortran.

2004-08-31  Paul Brook  <paul@codesourcery.com>

	* trans-types.h: Add comments.
	(intmax_type_node, string_type_node, const_string_type_node): Remove.

2004-08-30  Richard Henderson  <rth@redhat.com>

	* Make-lang.in (fortran/f95-lang.o): Update dependencies.
	(fortran/trans-decl.o, fortran/trans-types.o): Likewise.
	* gfortran.h (gfc_integer_info): Add c_char, c_short, c_int,
	c_long, c_long_long.
	(gfc_logical_info): Add c_bool.
	(gfc_real_info): Add mode_precision, c_float, c_double, c_long_double.
	* trans-array.c (gfc_array_allocate): Use TYPE_PRECISION
	rather than gfc_int[48]_type_node for allocate choice.
	* trans-decl.c (gfc_build_intrinsic_function_decls): Cache
	local copies of some kind type nodes.
	(gfc_build_builtin_function_decls): Likewise.
	* trans-expr.c (gfc_conv_power_op): Likewise.
	* trans-intrinsic.c (gfc_conv_intrinsic_index,
	gfc_conv_intrinsic_scan, gfc_conv_intrinsic_verify,
	gfc_conv_intrinsic_trim, gfc_conv_intrinsic_repeat): Likewise.
	* trans-stmt.c (gfc_trans_pause, gfc_trans_stop,
	gfc_trans_character_select, gfc_trans_allocate): Likewise.
	* trans-io.c (gfc_pint4_type_node): Move into ...
	(gfc_build_io_library_fndecls): ... here.  Cache local copies of
	some kind type nodes.
	* trans-types.c (gfc_type_nodes): Remove.
	(gfc_character1_type_node, gfc_strlen_type_node): New.
	(gfc_integer_types, gfc_logical_types): New.
	(gfc_real_types, gfc_complex_types): New.
	(gfc_init_kinds): Fill in real mode_precision.
	(gfc_build_int_type, gfc_build_real_type): New.
	(gfc_build_complex_type, gfc_build_logical_type): New.
	(c_size_t_size): New.
	(gfc_init_types): Loop over kinds.
	(gfc_get_int_type, gfc_get_real_type): Use gfc_validate_kind.
	(gfc_get_complex_type, gfc_get_logical_type): Likewise.
	(gfc_get_character_type_len): Likewise.
	(gfc_type_for_size): Loop over kinds; use a reduced set of
	unsigned type nodes.
	(gfc_type_for_mode): Loop over kinds.
	(gfc_signed_or_unsigned_type): Use gfc_type_for_size.
	(gfc_unsigned_type, gfc_signed_type): Use gfc_signed_or_unsigned_type.
	* trans-types.h (F95_INT1_TYPE, F95_INT2_TYPE, F95_INT4_TYPE,
	F95_INT8_TYPE, F95_INT16_TYPE, F95_REAL4_TYPE, F95_REAL8_TYPE,
	F95_REAl16_TYPE, F95_COMPLEX4_TYPE, F95_COMPLEX8_TYPE,
	F95_COMPLEX16_TYPE, F95_LOGICAL1_TYPE, F95_LOGICAL2_TYPE,
	F95_LOGICAL4_TYPE, F95_LOGICAL8_TYPE, F95_LOGICAL16_TYPE,
	F95_CHARACTER1_TYPE, NUM_F95_TYPES, gfc_type_nodes,
	gfc_int1_type_node, gfc_int2_type_node, gfc_int4_type_node,
	gfc_int8_type_node, gfc_int16_type_node, gfc_real4_type_node,
	gfc_real8_type_node, gfc_real16_type_node, gfc_complex4_type_node,
	gfc_complex8_type_node, gfc_complex16_type_node,
	gfc_logical1_type_node, gfc_logical2_type_node,
	gfc_logical4_type_node, gfc_logical8_type_node,
	gfc_logical16_type_node, gfc_strlen_kind): Remove.
	(gfc_character1_type_node): Turn in to a variable.
	(gfc_strlen_type_node): Likewise.

2004-08-30  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (gfc_namespace): Add new field is_block_data.
	* parse.c (accept_statement): Remove special handling for BLOCK DATA.
	(parse_block_data): Record BLOCK DATA name, set is_block_data field.
	* trans.c (gfc_generate_code): Handle BLOCK DATA units.
	* trans.h (gfc_generate_block_data): Add prototype.
	* trans-decl.c (gfc_generate_block_data): New function.

2004-08-29  Richard Henderson  <rth@redhat.com>

	* trans-const.c (gfc_conv_mpz_to_tree): Use mpz_export.
	* trans-types.c (gfc_init_kinds): Reject integer kinds larger
	than two HOST_WIDE_INT.

2004-08-29  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/13910
	* decl.c (free_variable, free_value, gfc_free_data, var_list,
	var_element, top_var_list, match_data_constant, top_val_list,
	gfc_match_data): Move here from match.c.
	(match_old_style_init): New function.
	(variable_decl): Match old-style initialization.
	* expr.c (gfc_get_variable_expr): New function.
	* gfortran.h (gfc_get_variable_expr): Add prototype.
	* gfortran.texi: Start documentation for supported extensions.
	* match.c: Remove the functions moved to decl.c.
	* match.h (gfc_match_data): Move prototype to under decl.c.
	* symbol.c (gfc_find_sym_tree, gfc_find_symbol): Add/correct
	comments.

2004-08-29  Steven G. Kargl  <kargls@comcast.net>
	Paul Brook  <paul@codesourcery.com>

	* check.c (gfc_check_besn, gfc_check_g77_math1): New functions.
	* f95-lang.c (DO_DEFINE_MATH_BUILTIN): Define.
	(DEFINE_MATH_BUILTIN, DEFINE_MATH_BUILTIN_C): Use it.
	(build_builtin_fntypes): New function.
	(gfc_init_builtin_functions): Use it.
	* gfortran.h (enum gfc_generic_isym_id): Add GFC_ISYM_{J,Y}{0,1,N}
	and GFC_ISYM_ERF{,C}.
	(gfc_c_int_kind): Declare.
	* intrinsic.c (add_functions): Add [d]bes* and [d]erf*.
	* intrinsic.h (gfc_check_besn, gfc_check_g77_math1, gfc_resolve_besn,
	gfc_resolve_g77_math1): Add prototypes.
	* resolve.c (gfc_resolve_besn, gfc_resolve_g77_math1): New functions.
	* mathbuiltins.def: Add comment.  Change third argument.  Use
	DEFINE_MATH_BUILTIN_C.  Add bessel and error functions.
	* trans-intrinsic.c (BUILT_IN_FUNCTION): Define.
	(DEFINE_MATH_BUILTIN, DEFINE_MATH_BUILTIN_C): Use it.
	* trans-types.c (gfc_c_int_kind): Declare.
	(gfc_init_kinds): Set it.

2004-08-29  Steven G. Kargl  <kargls@comcast.net>
	Paul Brook  <paul@codesourcery.com>

	* gfortran.h (enum gfc_generic_isym_id): Add GFC_ISYM_GET?ID.
	(gfc_check_f, gfc_simplify_f): Add f0.
	* intrinsic.c (do_check): Call f0.  Flatten.
	(add_sym_0): Fix prototype.  Set f0.
	(add_functions): Add getgid, getgid and getuid.
	(resolve_intrinsic): Remove obsolete comment.
	(do_simplify): Call f0.
	* intrinsic.h (gfc_resolve_getgid, gfc_resolve_getpid,
	gfc_resolve_getuid): Add prototypes.
	* iresolve.c (gfc_resolve_getgid, gfc_resolve_getpid,
	gfc_resolve_getuid): New functions.
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Handle
	GFC_ISYM_GET?ID.

2004-08-28  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* error.c (gfc_error_init_1): Remove blank line in front of
	function body. Add missing blank.
	(gfc_buffer_error, error_char, error_string): Remove blank line in
	front of function body.
	(show_locus): Add comma in comment.
	(gfc_clear_warning, gfc_warning_check, gfc_clear_error,
	gfc_push_error, gfc_pop_error): Remove blank line in front of
	function body.
	(gfc_get_errors): Typo fix in comment in front of function. Remove
	blank line in front of function body.

2004-08-27  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (gfc_default_*_kind): Remove prototypes, add extern
	variable declaration of same name.
	* arith.c, check.c, decl.c, dump_parse_tree.c, expr.c,
	intrinsic.c, io.c, iresolve.c, match.c, options.c, primary.c,
	resolve.c, simplify.c, symbol.c, trans-const.c, trans-io.c:
	Replace all calls to gfc_default_*_kind with variable accesses.
	* trans-types.c: Same as above.
	(gfc_default_*_kind_1): Rename to gfc_default_*_kind, remove
	static qualifier. Replace all occurences.
	(gfc_default_*_kind): Remove functions.

2004-08-26  Richard Henderson  <rth@redhat.com>

	* arith.c: Include system.h, not real system headers.
	(MPZ_NULL, MPF_NULL, DEF_GFC_INTEGER_KIND, DEF_GFC_LOGICAL_KIND,
	DEF_GFC_REAL_KIND, GFC_SP_KIND, GFC_SP_PREC, GFC_SP_EMIN, GFC_SP_EMAX,
	GFC_DP_KIND, GFC_DP_PREC, GFC_DP_EMIN, GFC_DP_EMAX, GFC_QP_KIND,
	GFC_QP_PREC, GFC_QP_EMIN, GFC_QP_EMAX): Remove.
	(gfc_integer_kinds, gfc_logical_kinds, gfc_real_kinds,
	gfc_index_integer_kind, gfc_default_integer_kind,
	gfc_default_real_kind,gfc_default_double_kind,
	gfc_default_character_kind, gfc_default_logical_kind,
	gfc_default_complex_kind, validate_integer, validate_real,
	validate_logical, validate_character,
	gfc_validate_kind): Move to trans-types.c.
	(gfc_set_model_kind): Use gfc_validate_kind.
	(gfc_set_model): Just copy the current precision to default.
	(gfc_arith_init_1): Use mpfr precision 128 for integer setup.
	* f95-lang.c (gfc_init_decl_processing): Invoke gfc_init_kinds.
	* gfortran.h: Update file commentary.
	* trans-types.c (MAX_INT_KINDS, MAX_REAL_KINDS): New.
	(gfc_default_integer_kind_1, gfc_default_real_kind_1,
	gfc_default_double_kind_1, gfc_default_character_kind_1,
	gfc_default_logical_kind_1, gfc_default_complex_kind_1): New.
	(gfc_init_kinds): New.
	(gfc_init_types): Don't set gfc_index_integer_kind here.
	* trans-types.h (gfc_init_kinds): Declare.
	* doc/invoke.texi: Clarify DOUBLE PRECISION behaviour wrt -r8.

2004-08-26  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* check.c (gfc_check_atan2): New function.
	* intrinsic.c (add_functions): Use gfc_check_atan2 for ATAN2
	* intrinsic.h (gfc_check_atan2): Add prototype.

2004-08-25  Richard Henderson  <rth@redhat.com>

	* arith.c (gfc_validate_kind): Add may_fail argument; abort if
	false and we don't validate the kind.
	(gfc_check_integer_range, gfc_check_real_range): Update to match.
	* check.c (kind_check): Likewise.
	* decl.c (gfc_match_old_kind_spec, gfc_match_kind_spec): Likewise.
	(match_char_spec, match_logical_spec): Likewise.
	* gfortran.h (gfc_validate_kind): Likewise.
	* options.c (gfc_handle_option): Likewise.
	* primary.c (match_integer_constant, match_real_constant,
	match_string_constant, match_logical_constant,
	match_const_complex_part): Likewise.
	* simplify.c (get_kind, gfc_simplify_bit_size, gfc_simplify_digits,
	gfc_simplify_epsilon, gfc_simplify_huge, gfc_simplify_ibclr,
	gfc_simplify_ibset, gfc_simplify_ishft, gfc_simplify_ishftc,
	gfc_simplify_maxexponent, gfc_simplify_minexponent,
	gfc_simplify_nearest, gfc_simplify_not, gfc_simplify_precision,
	gfc_simplify_radix, gfc_simplify_range, gfc_simplify_rrspacing,
	gfc_simplify_scale, gfc_simplify_spacing, gfc_simplify_tan,
	gfc_simplify_tiny): Likewise.
	* trans-intrinsic.c (gfc_conv_intrinsic_aint, gfc_conv_intrinsic_mod,
	gfc_conv_intrinsic_minmaxloc, gfc_conv_intrinsic_minmaxval,
	prepare_arg_info): Likewise.

2004-08-25  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* expr.c (gfc_check_assign): Add comment. Add new warning.
	* trans-expr.c (gfc_conv_function_call): Correctly dereference
 	result of pointer valued function when not in pointer assignment.

2004-08-25  Paul Brook  <paul@codesourcery.com>

	* config-lang.in: Remove dead commented line.
	* module.c: Replace g95 with gfortran in comment.

2004-08-25  Paul Brook  <paul@codesourcery.com>

	PR fortran/17190
	* arith.c (gfc_mpfr_to_mpz): Workaround mpfr bug.

2004-08-25  Paul Brook  <paul@codesourcery.com>

	PR fortran/17144
	* trans-array.c (gfc_trans_allocate_temp_array): Remove
	string_length argument.
	(gfc_trans_array_ctor_element): New function.
	(gfc_trans_array_constructor_subarray): Use it.
	(gfc_trans_array_constructor_value): Ditto.  Handle constant
	character arrays.
	(get_array_ctor_var_strlen, get_array_ctor_strlen): New functions.
	(gfc_trans_array_constructor): Use them.
	(gfc_add_loop_ss_code): Update to new gfc_ss layout.
	(gfc_conv_ss_descriptor): Remember section string length.
	(gfc_conv_scalarized_array_ref): Ditto.  Remove dead code.
	(gfc_conv_resolve_dependencies): Update to new gfc_ss layout.
	(gfc_conv_expr_descriptor): Ditto.
	(gfc_conv_loop_setup): Ditto.  Spelling fixes.
	* trans-array.h (gfc_trans_allocate_temp_array): Update prototype.
	* trans-const.c (gfc_conv_constant):  Update to new gfc_ss layout.
	* trans-expr.c (gfc_conv_component_ref): Turn error into ICE.
	(gfc_conv_variable): Set string_length from section.
	(gfc_conv_function_call): Remove extra argument.
	(gfc_conv_expr, gfc_conv_expr_reference): Update to new gfc_ss layout.
	* trans-types.c (gfc_get_character_type_len): New function.
	(gfc_get_character_type): Use it.
	(gfc_get_dtype): Return zero for internal types.
	* trans-types.h (gfc_get_character_type_len): Add prototype.
	* trans.h (struct gfc_ss): Move string_length out of union.

2004-08-25  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans.h (build2_v, build3_v): New macros.
	(build_v): Remove.
	* f95-lang.c (gfc_truthvalue_conversion): Use build2 instead of
	build.
	* trans-array.c (gfc_conv_descriptor_data,
	gfc_conv_descriptor_offset, gfc_conv_descriptor_dimension,
	gfc_conv_descriptor_stride, gfc_conv_descriptor_lbound,
	gfc_conv_descriptor_ubound, gfc_trans_allocate_array_storage,
	gfc_trans_allocate_temp_array,
	gfc_trans_array_constructor_subarray,
	gfc_trans_array_constructor_value, gfc_conv_array_index_ref,
	gfc_trans_array_bound_check, gfc_conv_array_index_offset,
	gfc_conv_scalarized_array_ref, gfc_conv_array_ref,
	gfc_conv_array_ref, gfc_trans_preloop_setup,
	gfc_trans_scalarized_loop_end, gfc_conv_ss_startstride,
	gfc_conv_loop_setup, gfc_array_init_size,
	gfc_conv_array_initializer, gfc_trans_array_bounds,
	gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias,
	gfc_conv_expr_descriptor, gfc_conv_array_parameter,
	gfc_trans_deferred_array): Use buildN and buildN_v macros instead
	of build and build_v as appropriate.
	* trans-common.c (create_common): Same.
	* trans-decl.c (gfc_trans_auto_character_variable,
	gfc_trans_entry_master_switch, gfc_generate_function_code): Same.
	* trans-expr.c (gfc_conv_expr_present, gfc_conv_substring,
	gfc_conv_component_ref, gfc_conv_unary_op, gfc_conv_powi,
	gfc_conv_cst_int_power, gfc_conv_string_tmp, gfc_conv_concat_op,
	gfc_conv_expr_op, gfc_conv_function_call,
	gfc_trans_structure_assign): Same.
	* trans-intrinsic.c (build_fixbound_expr, build_round_expr,
	gfc_conv_intrinsic_aint, gfc_conv_intrinsic_bound,
	gfc_conv_intrinsic_cmplx, gfc_conv_intrinsic_mod,
	gfc_conv_intrinsic_dim, gfc_conv_intrinsic_sign,
	gfc_conv_intrinsic_dprod, gfc_conv_intrinsic_minmax,
	gfc_conv_intrinsic_anyall, gfc_conv_intrinsic_count,
	gfc_conv_intrinsic_arith, gfc_conv_intrinsic_minmaxloc,
	gfc_conv_intrinsic_minmaxval, gfc_conv_intrinsic_btest,
	gfc_conv_intrinsic_bitop, gfc_conv_intrinsic_singlebitop,
	gfc_conv_intrinsic_ibits, gfc_conv_intrinsic_ishft,
	gfc_conv_intrinsic_merge, gfc_conv_intrinsic_strcmp,
	gfc_conv_allocated, gfc_conv_associated, prepare_arg_info,
	gfc_conv_intrinsic_spacing, gfc_conv_intrinsic_rrspacing,
	gfc_conv_intrinsic_trim, gfc_conv_intrinsic_repeat,
	gfc_conv_intrinsic_iargc): Same.
	* trans-io.c (set_parameter_value, set_parameter_ref, set_string,
	set_flag, add_case, io_result, transfer_namelist_element,
	transfer_expr): Same.
	* trans-stmt.c (gfc_trans_goto, gfc_trans_return, gfc_trans_if_1,
	gfc_trans_arithmetic_if, gfc_trans_do, gfc_trans_do_while,
	gfc_trans_integer_select, gfc_trans_logical_select,
	gfc_trans_character_select, gfc_trans_forall_loop,
	gfc_trans_nested_forall_loop, gfc_do_allocate,
	generate_loop_for_temp_to_lhs, generate_loop_for_rhs_to_temp,
	compute_inner_temp_size, compute_overall_iter_number,
	allocate_temp_for_forall_nest, gfc_trans_pointer_assign_need_temp,
	gfc_trans_forall_1, gfc_evaluate_where_mask,
	gfc_trans_where_assign, gfc_trans_allocate): Same.
	* trans-types.c (gfc_get_dtype, gfc_get_array_type_bounds): Same.
	* trans.c (gfc_add_modify_expr, gfc_finish_block,
	gfc_build_array_ref, gfc_build_function_call,
	gfc_trans_runtime_check): Same.

2004-08-25  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-const.c (gfc_conv_mpz_to_tree): Change call to
	build_int_cst to build_int_cst_wide in accordance to Nathan's
	previous patch.

2004-08-25  Nathan Sidwell  <nathan@codesourcery.com>

	* trans-array.c (gfc_trans_array_constructor_value): Adjust
	build_int_cst calls.
	* trans-const.c (gfc_build_string_const, gfc_init_constants,
	gfc_conv_mpz_to_tree, gfc_conv_constant_to_tree): Likewise.
	* trans-decl.c (gfc_get_symbol_decl, build_entry_thunks,
	gfc_trans_entry_master_switch): Likewise.
	* trans-intrinsic.c (gfc_conv_intrinsic_ibits,
	gfc_conv_intrinsic_len, prepare_arg_info): Likewise.
	* trans-io.c (add_case, set_error_locus,
	transfer_namelist_element, transfer_expr): Likewise.
	* trans-stmt.c (gfc_trans_label_assign, gfc_trans_pause,
	gfc_trans_stop, gfc_trans_character_select): Likewise.
	* trans-types.c (gfc_init_types, gfc_get_dtype): Likewise.
	* trans.c (gfc_trans_runtime_check): Likewise.

2004-08-24  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-decl.c, trans-types.c: Add and remove blank lines as
	required.

2004-08-24  Richard Henderson  <rth@redhat.com>

	* trans-const.c (gfc_conv_mpz_to_tree): Fix 64-bit shift warning.

2004-08-24  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* resolve.c (merge_argument_lists): Revert unintentionally
	committed change.

2004-08-24  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-decl.c (build_function_decl): Fix spelling in comment.
	(build_entry_thunks): Remove code with no function.
	(gfc_build_intrinsic_function_decls): Remove empty line.

	* resolve.c (resolve_entries): Fix a bunch of comment typos.

2004-08-24  Nathan Sidwell  <nathan@codesourcery.com>

	* f95-lang.c (gfc_init_decl_processing): Adjust
	build_common_tree_nodes call.

2004-08-24  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-types.c: Spelling and formatting fixes.

2004-08-23  Richard Henderson  <rth@redhat.com>

	* trans-const.c (gfc_conv_mpz_to_tree): Use mpz_getlimbn instead
	of going through an intermediate string.  Fix 32/64 int/long bug.

2004-08-23  Eric Christopher  <echristo@redhat.com>

	* trans-types.c (gfc_type_for_mode): Remove VECTOR_TYPE_SUPPORTED_P
	usage. Use build_vector_type_for_mode for vector types.

2004-08-22  Richard Henderson  <rth@redhat.com>

	PR 13465
	* data.c (find_con_by_offset): Search ordered list; handle
	elements with repeat counts.
	(gfc_assign_data_value_range): New.
	* gfortran.h (struct gfc_data_value): Make repeat unsigned.
	(gfc_assign_data_value_range): Declare.
	* match.c (top_val_list): Extract repeat count into a temporary.
	* resolve.c (values): Make left unsigned.
	(next_data_value): Don't decrement left.
	(check_data_variable): Use gfc_assign_data_value_range.

2004-08-22  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-const.c, trans-decl.c, trans-expr.c: Spelling fixes.

2004-08-22  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* check.c (gfc_check_reduction): Rename to ...
	(check_reduction): ... this. Make static. Don't check type of
	first argument.
	(gfc_check_minval_maxval, gfc_check_prodcut_sum): New functions.
	* intrinsic.c (add_functions): Change MAXVAL, MINVAL, PRODUCT and
	SUM to use new check functions.
	(check_specific): Change logic to call new functions.
	* intrinsic.h (gfc_check_minval_maxval, gfc_check_product_sum):
	Add prototypes.
	(gfc_check_reduction): Remove prototype.

2004-08-20  Paul Brook  <paul@codesourcery.com>
	Canqun Yang  <canqun@nudt.edu.cn>

	PR fortran/17077
	* trans-array.c (gfc_conv_array_parameter): Pass correct pointer
	for automatic arrays.
	* trans-types.c (gfc_get_nodesc_array_type): Add comment.

2004-08-19  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
	(Port from g95)

	PR fortran/17074
	* match.c (match_simple_forall, match_simple_where): Forward-declare.
	(gfc_match_if): Order statement list alphabetically, add WHERE and
	FORALL, remove double PAUSE.
	(gfc_match_simple_where, match_forall_header,
	gfc_match_simple_forall): New functions.
	(gfc_match_forall): Use match_forall_header.

2004-08-19  Paul Brook  <paul@codesourcery.com>

	PR fortran/17091
	* gfortran.h (gfc_access): Give ACCESS_UNKNOWN value 0.
	* symbol.c (gfc_clear_attr): Use memset.

2004-08-19  Paul Brook  <paul@codesourcery.com>

	PR fortran/14976
	PR fortran/16228
	* data.c (assign_substring_data_value): Remove.
	(create_character_intializer): New function.
	(gfc_assign_data_value): Track the typespec for the current
	subobject.  Use create_character_intializer.

2004-08-19  Erik Schnetter  <schnetter@aei.mpg.de>

	PR fortran/16946
	* check.c (gfc_check_reduction): New function.
	(gfc_check_minval_maxval): Removed.
	(gfc_check_product): Removed.
	(gfc_check_sum): Removed.
	* intrinsic.h: Add/remove declarations for these.
	* gfortran.h: Add field f3red to union gfc_check_f.
	* intrinsic.c (add_sym_3red): New function.
	(add_functions): Register maxval, minval, product, and sum intrinsics
	through add_sym_3red.
	(check_specific): Handle f3red union field.
	* iresolve.c: Whitespace change.

2004-08-18  Paul Brook  <paul@codesourcery.com>

	* trans-types.c (gfc_sym_type): Use pointer types for optional args.

2004-08-18  Victor Leikehman  <lei@il.ibm.com>

	PR fortran/13278
	* trans-io.c (transfer_namelist_element): New. Recursively handle
	derived-type variables.  Pass string lengths.
	(build_dt): Code moved to build_namelist, with some
	changes and additions.
	(gfc_build_io_library_fndecls): Declare the fifth
	argument in st_set_nml_var_char -- string_length.

2004-08-17  Paul Brook  <paul@codesourcery.com>
	Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/13082
	* decl.c (get_proc_name): Update mystery comment.
	(gfc_match_entry): Check for errors earlier.  Add entry point to list.
	* dump-parse-tree.c (gfc_show_code_node): Print EXEC_ENTRY nodes.
	* gfortran.h (symbol_attribute): Add entry_master.  Document entry.
	(struct gfc_entry_list): Define.
	(gfc_get_entry_list): Define.
	(struct gfc_namespace): Add refs and entries.
	(enum gfc_exec_op): Add EXEC_ENTRY.
	(struct gfc_code): Add ext.entry.
	* module.c (ab_attribute, attr_bits): Remove AB_ENTRY.
	(mio_symbol_attribute): Don't save/reture addr->entry.
	(mio_namespace_ref): Refcount namespaces.
	* parse.c (accept_statement): Handle ST_ENTRY.
	(gfc_fixup_sibling_symbols): Mark symbol as referenced.
	(parse_contained): Fixup sibling references to entry points
	after parsing the procedure body.
	* resolve.c (resolve_contained_fntype): New function.
	(merge_argument_lists, resolve_entries): New functions.
	(resolve_contained_functions): Use them.
	(resolve_code): Handle EXEC_ENTRY.
	(gfc_resolve): Call resolve_entries.
	* st.c (gfc_free_statement): Handle EXEC_ENTRY.
	* symbol.c (gfc_get_namespace): Refcount namespaces.
	(gfc_free_namespace): Ditto.
	* trans-array.c (gfc_trans_dummy_array_bias): Treat all args as
	optional when multiple entry points are present.
	* trans-decl.c (gfc_get_symbol_decl): Remove incorrect check.
	(gfc_get_extern_function_decl): Add assertion.  Fix coment.
	(create_function_arglist, trans_function_start, build_entry_thunks):
	New functions.
	(gfc_build_function_decl): Rename ...
	(build_function_decl): ... to this.
	(gfc_create_function_decl): New function.
	(gfc_generate_contained_functions): Use it.
	(gfc_trans_entry_master_switch): New function.
	(gfc_generate_function_code): Use new functions.
	* trans-stmt.c (gfc_trans_entry): New function.
	* trans-stmt.h (gfc_trans_entry): Add prototype.
	* trans-types.c (gfc_get_function_type): Add entry point argument.
	* trans.c (gfc_trans_code): Handle EXEC_ENTRY.
	(gfc_generate_module_code): Call gfc_create_function_decl.
	* trans.h (gfc_build_function_decl): Remove.
	(gfc_create_function_decl): Add prototype.

2004-08-15  Andrew Pinski  <apinski@apple.com>

	PR fortran/17030
	* f95-lang.c (gfc_init_builtin_functions): Initialize the builtins
	for cabs{,f} and copysign{,f}.
	* trans-decl.c (gfor_fndecl_math_cabsf): Delete.
	(gfor_fndecl_math_cabs): Delete.
	(gfor_fndecl_math_sign4): Delete.
	(gfor_fndecl_math_sign8): Delete.
	(gfc_build_intrinsic_function_decls): Remove the
	initializing of cabs{,f} and copysign{,f} functions.
	* trans-intrinsic.c (gfc_conv_intrinsic_abs): Use the builtins
	instead of the functions definitions.
	(gfc_conv_intrinsic_sign): Likewise.
	* trans.h (gfor_fndecl_math_cabsf): Delete.
	(gfor_fndecl_math_cabs): Delete.
	(gfor_fndecl_math_sign4): Delete.
	(gfor_fndecl_math_sign8): Delete.

2004-08-15  Nathan Sidwell  <nathan@codesourcery.com>

	* trans-array.c (gfc_trans_array_constructor_value): Use
	build_int_cst.
	* trans-const.c (gfc_build_string_const,
	gfc_init_constants, gfc_conv_mpz_to_tree,
	gfc_conv_constant_to_tree): Likewise.
	* trans-decl.c (gfc_get_symbol_decl): Likewise.
	* trans-intrinsic.c (gfc_conv_intrinsic_ibits,
	gfc_conv_intrinsic_len, prepare_arg_info): Likewise.
	* trans-io.c (add_case, set_error_locus, build_dt,
	transfer_expr): Likewise.
	* trans-stmt.c (gfc_trans_label_assign, gfc_trans_pause,
	gfc_trans_stop, gfc_trans_character_select): Likewise.
	* trans-types.c (gfc_init_types, gfc_get_dtype): Likewise.
	* trans.c (gfc_trans_runtime_check): Likewise.

2004-08-14  Paul Brook  <paul@codesourcery.com>

	* trans-decl.c (gfc_build_function_decl): Remove dead code.

2004-08-14  Paul Brook  <paul@codesourcery.com>

	* trans-arry.c (gfc_trans_auto_array_allocation): Remove unused var.

2004-08-13  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h: Add comments.
	* parse.c (parse_contained): Fix comment typo.
	* resolve.c (was_declared): Ditto.
	* symbol.c: Ditto.

2004-08-11  Paul Brook  <paul@codeourcery.com>

	PR fortran/16917
	* intrinsic.c (add_functions): Add dfloat as an alias for dble.

2004-08-10  Richard Henderson  <rth@redhat.com>

	* f95-lang.c (gfc_init_builtin_functions): Remove
	 __builtin_stack_alloc, add __builtin_alloca.
	* trans-array.c (gfc_trans_auto_array_allocation): Use DECL_EXPR.
	* trans-decl.c (gfc_trans_auto_character_variable): Likewise.

2004-08-10  Paul Brook  <paul@codesourcery.com>

	* trans-io.c (transfer_expr): Handle pointters.

2004-08-10  Paul Brook  <paul@codesourcery.com>

	PR fortran/16919
	* trans-array.c (gfc_add_loop_ss_code): Handle GFC_SS_COMPONENT.
	(gfc_conv_array_index_offset): Allow "temporary" with nonzero delta.
	(gfc_trans_preloop_setup, gfc_trans_scalarized_loop_boundary):
	Handle GFC_SS_COMPONENT.
	(gfc_conv_ss_startstride): Ditto.  Set ss->shape.
	(gfc_conv_loop_setup): Tweak commends. Remove dead code.
	Use ss->shape.
	(gfc_conv_array_initializer): Call specific initializer routines.
	* trans-expr.c (gfc_trans_structure_assign): New function.
	(gfc_trans_subarray_assign): New function.
	(gfc_trans_subcomponent_assign): New fucntion
	(gfc_conv_structure): Use them.
	* trans.h (gfc_ss_type): Add GFC_SS_COMPONENT.
	(gfc_ss): Add shape.

2004-08-08  Victor Leikehman  <lei@il.ibm.com>

	* simplify.c (gfc_simplify_shape): Bugfix.
	* expr.c (gfc_copy_shape_excluding): New function.
	* gfortran.h (gfc_get_shape): Bugfix.
	(gfc_copy_shape_excluding): Added declaration.
	* iresolve.c (gfc_resolve_all, gfc_resolve_any, gfc_resolve_count,
	gfc_resolve_cshift, gfc_resolve_eoshift, gfc_resolve_lbound,
	gfc_resolve_ubound, gfc_resolve_transpose): Added compile
	time resolution of shape.

2004-08-06  Janne Blomqvist  <jblomqvi@cc.hut.fi>

	* intrinsic.c (add_subroutines): Add getenv and
	get_environment_variable. (add_sym_5s): New function.
	* intrinsic.h (gfc_resolve_get_environment_variable): Add
	prototype.
	* iresolve.c (gfc_resolve_get_environment_variable): New
	function.

2004-08-06  Feng Wang  <fengwang@nudt.edu.cn>

	* f95-lang.c (gfc_init_builtin_functions): Fix the number of
	__builtin_pow[f] arguments.

2004-08-06  Steven G. Kargl  <kargls@comcast.net>

	* arith.c: Add #define for model numbers.  Remove global GMP variables.
	(natural_logarithm,common_logarithm,exponential,sine,
	cosine,arctangent,hypercos,hypersine ): Remove.
	(gfc_mpfr_to_mpz,gfc_set_model_kind,gfc_set_model): New functions.
	(arctangent2,gfc_arith_init_1,gfc_arith_done_1
	gfc_check_real_range, gfc_constant_result, gfc_range_check,
	gfc_arith_uminus,gfc_arith_plus, gfc_arith_minus, gfc_arith_times,
	gfc_arith_divide,complex_reciprocal,complex_pow_ui,
	gfc_arith_power,gfc_compare_expr,compare_complex,gfc_convert_real,
	gfc_convert_complex,gfc_int2real,gfc_int2complex,
	gfc_real2int,gfc_real2real,gfc_real2complex,
	gfc_complex2int,gfc_complex2real,gfc_complex2complex): Convert GMP
	to MPFR, use new functions.
	* arith.h: Remove extern global variables.
	(natural_logarithm,common_logarithm,exponential, sine, cosine,
	arctangent,hypercos,hypersine): Remove prototypes.
	(arctangent2): Update prototype from GMP to MPFR.
	(gfc_mpfr_to_mpz, gfc_set_model_kind,gfc_set_model): Add prototypes.
	* dump-parse-tree.c (gfc_show_expr): Convert GMP to MPFR.
	* expr.c (free_expr0,gfc_copy_expr): Convert GMP to MPFR.
	* gfortran.h (GFC_REAL_BITS): Remove.
	(arith): Add ARITH_NAN.
	Include mpfr.h.  Define GFC_RND_MODE.
	Rename GCC_GFORTRAN_H GFC_GFC_H.
	(gfc_expr): Convert GMP to MPFR.
	* module.c: Add arith.h, correct type in comment.
	(mio_gmp_real): Convert GMP to MPFR.
	(mio_expr):  Use gfc_set_model_kind().
	* primary.c:  Update copyright date with 2004.
	(match_real_constant,match_const_complex_part): Convert GMP to MPFR.
	* simplify.c: Remove global GMP variables
	(gfc_simplify_abs,gfc_simplify_acos,gfc_simplify_aimag,
	gfc_simplify_aint,gfc_simplify_dint,gfc_simplify_anint,
	gfc_simplify_dnint,gfc_simplify_asin,gfc_simplify_atan,
	gfc_simplify_atan2,gfc_simplify_ceiling,simplify_cmplx,
	gfc_simplify_conjg,gfc_simplify_cos,gfc_simplify_cosh,
	gfc_simplify_dim,gfc_simplify_dprod,gfc_simplify_epsilon,
	gfc_simplify_exp,gfc_simplify_exponent,gfc_simplify_floor,
	gfc_simplify_fraction,gfc_simplify_huge,gfc_simplify_int,
	gfc_simplify_ifix,gfc_simplify_idint,gfc_simplify_log,
	gfc_simplify_log10,simplify_min_max,gfc_simplify_mod,
	gfc_simplify_modulo,gfc_simplify_nearest,simplify_nint,
	gfc_simplify_rrspacing,gfc_simplify_scale,
	gfc_simplify_set_exponent,gfc_simplify_sign,gfc_simplify_sin,
	gfc_simplify_sinh,gfc_simplify_spacing,gfc_simplify_sqrt,
	gfc_simplify_tan,gfc_simplify_tanh,gfc_simplify_tiny,
	gfc_simplify_init_1,gfc_simplify_done_1):  Convert GMP to MPFR.
	Use new functions.
	* trans-const.c (gfc_conv_mpfr_to_tree): Rename from
	gfc_conv_mpf_to_tree.  Convert it to use MPFR
	(gfc_conv_constant_to_tree): Use it.
	* trans-const.h: Update prototype for gfc_conv_mpfr_to_tree().
	* trans-intrinsic.c: Add arith.h, remove gmp.h
	(gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod): Convert GMP to MPFR.

2004-08-06  Victor Leikehman  <lei@il.ibm.com>
	Paul Brook  <paul@codesourcery.com>

	* trans-array.c (gfc_trans_allocate_array_storage,
	gfc_trans_allocate_temp_array, gfc_add_loop_ss_code,
	gfc_conv_loop_setup): For functions, if the shape of the result
	is not known in compile-time, generate an empty array descriptor for
	the result and let the callee to allocate the memory.
	(gfc_trans_dummy_array_bias): Do nothing for pointers.
	(gfc_conv_expr_descriptor): Use function return values directly.
	* trans-expr.c (gfc_conv_function_call): Always add byref call
	insn to pre chain.
	(gfc_trans_pointer_assignment): Add comments.
	(gfc_trans_arrayfunc_assign): Don't chain on expression.

2004-08-01  Roger Sayle  <roger@eyesopen.com>

	* options.c (gfc_init_options): Don't warn about the use GNU
	extensions by default.
	(gfc_post_options): Warn about GNU extensions with -pedantic.
	(gfc_handle_option): Don't warn about GNU extensions with -std=gnu.

2004-07-30  Richard Henderson  <rth@redhat.com>

	* trans-expr.c (gfc_conv_expr_reference): Create a CONST_DECL
	for TREE_CONSTANTs.

2004-07-25  Richard Henderson  <rth@redhat.com>

	* trans-decl.c (gfc_build_function_decl): Set DECL_ARTIFICIAL
	and DECL_IGNORED_P on RESULT_DECL.
	(gfc_generate_constructors): Likewise.

2004-07-18  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16465
	* lang.opt (ffixed-line-length-none, ffixed-line-length-): New
	options.
	(ffixed-line-length-80, ffixed-line-length-132): Remove.
	* options.c (gfc_handle_options): Deal with changed options.
	* scanner.c (load_line): Change second arg to 'char **',
	allocate if pointing to NULL. Keep track of buffer's length.
	Adapt buffer size to overlong lines. Pad lines to full length
	in fixed form.
	(load_file): Adapt to new interface of load_line.

2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>

	* trans.h (builtin_function): Declare.

2004-07-16  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16404
	(parts ported from g95)
	* parse.h (gfc_state_data): New field do_variable.
	(gfc_check_do_variable): Add prototype.
	* parse.c (push_state): Initialize field 'do_variable'.
	(gfc_check_do_variable): New function.
	(parse_do_block): Remember do iterator variable.
	(parse_file): Initialize field 'do_variable'.
	* match.c (gfc_match_assignment, gfc_match_do,
	gfc_match_allocate, gfc_match_nullify, gfc_match_deallocate):
	Add previously missing checks.
	(gfc_match_return): Reformat error message.
	* io.c (match_out_tag): New function.
	(match_open_element, match_close_element,
	match_file_element, match_dt_element): Call match_out_tag
	instead of match_vtag where appropriate.
	(match_io_iterator, match_io_element): Add missing check.
	(match_io): Reformat error message.
	(match_inquire_element): Call match_out_tag where appropriate.

	* parse.c (gfc_check_do_variable): Fix error locus.

2004-07-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15129
	* trans-decl.c (gfc_build_function_decl): Create a new chardecl
	for every assumed length character dummy argument.

	PR fortran/15140
	* trans-decl.c (gfc_trans_deferred_vars): Remove bogus assertion.

	PR fortran/13792
	* simplify.c (gfc_simplify_bound): Copy the bound expression.

2004-07-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

 	PR fortran/15324
	* trans-array.c gfc_trans_g77_array,
	gfc_trans_dummy_array_bias): Don't call gfc_trans_string_init
	for assumed length characters.
	(gfc_conv_expr_descriptor): Set se->string_length if dealing
	with a character expression.
	(gfc_cvonv_array_parameter): Pass string length when passing
	character array according to g77 conventions.

2004-07-12  Paul Brook  <paul@codesourcery.com>

	* expr.c (gfc_check_assign_symbol): Handle pointer assignments.
	* trans-array.c (gfc_trans_auto_array_allocation): Remove
	initialization code.
	* trans-common.c (create_common): Use gfc_conv_initializer.
	* trans-decl.c (gfc_get_symbol_decl): Use gfc_conv_initializer.
	* trans-expr.c (gfc_conv_initializer): New function.
	(gfc_conv_structure): Use it.
	* trans.h (gfc_conv_initializer): Add prototype.

2004-07-11  Paul Brook  <paul@codesourcery.com>

	PR fortran/15986
	* parse.c (gfc_fixup_sibling_symbols): Also look for untyped
	variables.
	(parse_contained): Mark contained symbols as referenced.

2004-07-11  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16455
	* module.c (gfc_dump_module, gfc_use_module): Print locus
	when opening of module file fails.

	PR fortran/16404
	* io.c (match_io): Flag 'WRITE(...), ...' as extension.

	PR fortran/16404
	* match.c (gfc_match_program): A program name is obligatory.
	(gfc_match_return): RETURN in main program is an extension.
	(gfc_match_block_data): A space is required before a block data
	name.

	PR fortran/16433
	* primary.c (match_boz_constant): Call gfc_notify_std only if
	we actually have a non-standard boz-literal-constant.

	PR fortran/15754
	* expr.c (gfc_check_assign): Print ranks if incompatible. Issue
	warning if assigning NULL().

2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>

	* f95-lang.c (set_block): Remove.
	(gfc_clear_binding_stack): New.
	(LANG_HOOKS_CLEAR_BINDING_STACK): Define.
	(struct binding_level): Remove block_created_by_back_end.
	(clear_binding_level): Likewise.
	(poplevel): Don't handle block_created_by_back_end.

2004-07-10  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-decl.c (gfc_create_module_variable): Nothing to do if
	symbol is in common, because we ...
	(gfc_generate_module_vars): Call gfc_trans_common.

2004-07-10  Paul Brook  <paul@codesourcery.com>

	* trans-array.c (gfc_build_null_descriptor): New function.
	(gfc_trans_static_array_pointer): Use it.
	* trans-array.h (gfc_build_null_descriptor): Add prototype.
	* trans-expr.c (gfc_conv_structure): Handle array pointers.

2004-07-10  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16336
	* decl.c (gfc_match_save): Use-associated common block
	doesn't collide.
	* gfortran.h (gfc_common_head): Add new field 'name'.
	Fix typo in comment after #endif.
	* match.c (gfc_get_common): Add new argument from_common,
	mangle name if flag is set, fill in new field in structure
	gfc_common_head.
	(match_common): Set new arg in call to gfc_get_common,
	use-associated common block doesn't collide.
	* match.h (gfc_get_common): Adapt prototype.
	* module.c (load_commons): Set new arg in call to
	gfc_get_common.
	* symbol.c (free_common_tree): New function.
	(gfc_free_namespace): Call new function.
	* trans-common.c (several functions): Remove argument
	'name', use name from gfc_common_head instead.

2004-07-10  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* expr.c (gfc_check_pointer_assign): Verify that rank of the LHS
	and RHS match. Return early if the RHS is NULL().

	PR fortran/16336
	* match.c (match_common): Fix error reporting for used common.

	PR fortran/15969
	* trans-expr.c (gfc_conv_structure): Handle initialization
	of scalar pointer components.

	* parse.c (decode_statement): Fix matching of BLOCK DATA.

	* trans-decl.c (generate_local_decl): Remove workaround obsoleted
	by fix for PR 15481.

2004-07-10  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-common.c: Fix whitespace issues, make variable names
	more readable.
	(create_common): Additionally, make loop logic more obvious.

2004-07-10  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
	Paul Brook  <paul@codesourcery.com>

	PR fortran/13415
	* trans-common.c (calculate_length): Remove ...
	(get_segment_info): Merge into here.  Save field type.
	(build_field): Use saved type.
	(create_common, new_condition, new_segment, finish_equivalences):
	Use new get_segment_info.
	* trans-types.c: Update comment.

2004-07-09  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/14077
	* moduele.c (mio_symbol): Don't I/O initial values unless
	symbol is a parameter.

2004-07-09  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/13201
	* resolve.c (resolve_symbol): Verify that the shape of a
	parameter array is not only explicit, but also constant.
	* array.c (gfc_is_compile_time_shape): New function.
	* gfortran.h (gfc_is_compile_time_shape): Add prototype.

2004-07-09  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15481
	PR fortran/13372
	PR fortran/13575
	PR fortran/15978
	* module.c (write_symbol, write_symtree): Remove workaround.
	* primary.c (match_actual_arglist): Enhance comment.
	(gfc_match_rvalue): Handle function call with first argument
	a keyword argument correctly.
	* resolve.c (resolve_symbol): Change call to
	gfc_set_default_type to issue error if no implicit type
	can be found.
	* trans-decl.c (gfc_create_module_variable): Remove workaround.

2004-07-08  Paul Brook  <paul@codesourcery.com>

	* intrinsic.c (add_sym_4s): New function.
	(add_subroutines): Change gfc_add_sym_? to gfc_add_sym_?s.

2004-07-04  Janne Blomqvist  <jblomqvi@cc.hut.fi>
	Paul Brook  <paul@codesourcery.com>

	PR fortran/15280
	PR fortran/15665
	* gfortran.h (enum gfc_generic_isym_id): Add GFC_ISYM_IARGC and
	GFC_ISYM_COMMAND_ARGUMENT_COUNT.
	* intrinsic.c (add_functions):  Identify iargc.  Add
	command_argument_count.
	(add_subroutines): Resolve getarg.  Add get_command and
	get_command_argument.
	* intrinsic.h (gfc_resolve_getarg, gfc_resolve_get_command,
	gfc_resolve_get_command_argument): Add prototypes.
	* iresolve.c (gfc_resolve_getarg, gfc_resolve_get_command,
	gfc_resolve_get_command_argument): New functions.
	* trans-decl.c (gfor_fndecl_iargc): New variable.
	(gfc_build_intrinsic_function_decls): Set it.
	* trans-intrinsic.c (gfc_conv_intrinsic_iargc): New function.
	(gfc_conv_intrinsic_function): Use it.
	* trans.h (gfor_fndecl_iargc): Declare.

2004-07-04  Matthias Klose  <doko@debian.org>

	* Make-lang.in: Generate and install gfortran man page.
	* invoke.texi: Remove extra '@c man end'.

2004-07-04  Richard Henderson  <rth@redhat.com>

	* f95-lang.c (gfc_mark_addressable): Don't put_var_into_stack.

2004-07-04  Paul Brook  <paul@codesourcery.com>

	* decl.c (gfc_match_implicit_range): Don't use typespec.
	(gfc_match_implicit): Handle character selectors.
	* gfortran.h (gfc_set_implicit): Remove prototype.
	(gfc_add_new_implicit_range, gfc_merge_new_implicit): Update.
	* parse.c (accept_statement): Don't call gfc_set_implicit.
	* symbol.c (new_ts): Remove.
	(gfc_set_implicit_none): Use same loop bounds as other functions.
	(gfc_set_implicit): Remove.
	(gfc_clear_new_implicit, gfc_add_new_implicit_range): Only set flags.
	(gfc_merge_new_implicit): Combine with gfc_set_implicit.

2004-06-30  Richard Henderson  <rth@redhat.com>

	* match.c (var_element): Remove unused variable.

	* trans-decl.c (gfc_generate_function_code): Don't set
	x_whole_function_mode_p.
	(gfc_generate_constructors): Likewise.

2004-06-30  Richard Henderson  <rth@redhat.com>

	* trans-decl.c (gfc_generate_function_code): Don't set
	immediate_size_expand.
	(gfc_generate_constructors): Likewise.

2004-06-30  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/16161
	* decl.c (gfc_match_type_spec): Rename second argument to
	'implicit_flag', reverse meaning. Don't match_char_spec if
	'implicit_flag' is set. Rename to ...
	(match_type_spec): ... this.
	(gfc_match_implicit_none, match_implicit_range): Move here
	from match.c.
	(gfc_match_implicit): Move here from match.c, try to
	match_char_len if match_implicit_range doesn't succeed for
	CHARACTER implicits. Call renamed fucntion match_type_spec.
	(gfc_match_data_decl, match_prefix): Call renamed function
	match_type_spec.
	* match.c (gfc_match_implicit_none, match_implicit_range,
	gfc_match_implicit): Move to decl.c.
	* match.h (gfc_match_implicit_none, gfc_match_implicit):
	Move protoypes to section 'decl.c'.
	(gfc_match_type_spec): Remove prototype.

2004-06-29  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* decl.c, interface.c, symbol.c, trans-common.c: Add 2004 to
	copyright years.

2004-06-29  Steven Bosscher  <stevenb@suse.de>

	Make sure types in assignments are compatible.  Mostly mechanical.
	* trans-const.h (gfc_index_one_node): New define.
	* trans-array.c (gfc_trans_allocate_array_storage,
	gfc_trans_allocate_temp_array, gfc_trans_array_constructor_subarray,
	gfc_trans_array_constructor_value, gfc_trans_array_constructor,
	gfc_conv_array_ubound, gfc_conv_array_ref,
	gfc_trans_scalarized_loop_end, gfc_conv_section_startstride,
	gfc_conv_ss_startstride, gfc_conv_loop_setup, gfc_array_init_size,
	gfc_trans_array_bounds, gfc_trans_dummy_array_bias,
	gfc_conv_expr_descriptor, gfc_trans_deferred_array): Use the correct
	types in assignments, conversions and conditionals for expressions.
	* trans-expr.c (gfc_conv_expr_present, gfc_conv_substring,
	gfc_conv_unary_op, gfc_conv_cst_int_power, gfc_conv_string_tmp,
	gfc_conv_function_call, gfc_trans_pointer_assignment,
	gfc_trans_scalar_assign): Likewise.
	* trans-intrinsic.c (build_fixbound_expr, gfc_conv_intrinsic_bound,
	gfc_conv_intrinsic_anyall, gfc_conv_intrinsic_count,
	gfc_conv_intrinsic_minmaxloc, gfc_conv_intrinsic_btest,
	gfc_conv_intrinsic_singlebitop, gfc_conv_intrinsic_ishft,
	gfc_conv_intrinsic_ishftc, gfc_conv_intrinsic_strcmp,
	gfc_conv_allocated, gfc_conv_associated,
	gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_trim): Likewise.
	* trans-io.c (set_string): Likewise.
	* trans-stmt.c (gfc_trans_do, gfc_trans_forall_loop,
	gfc_do_allocate, generate_loop_for_temp_to_lhs,
	generate_loop_for_rhs_to_temp, compute_inner_temp_size,
	compute_overall_iter_number, gfc_trans_assign_need_temp,
	gfc_trans_pointer_assign_need_temp, gfc_trans_forall_1,
	gfc_evaluate_where_mask, gfc_trans_where_assign,
	gfc_trans_where_2): Likewise.
	* trans-types.c (gfc_get_character_type, gfc_build_array_type,
	gfc_get_nodesc_array_type, gfc_get_array_type_bounds): Likewise.

	* trans.c (gfc_add_modify_expr): Add sanity check that types
	for the lhs and rhs are the same for scalar assignments.

2004-06-29  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* dump-parse-tree.c (show_common): New function.
	(gfc_show_namespace): Show commons.

2004-06-29  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
	Andrew Vaught  <andyv@firstinter.net>

	PR fortran/13249
	PR fortran/15481
	* decl.c (gfc_match_save): Adapt to new common structures,
	don't allow saving USE-associated common.
	* dump-parse-tree (gfc_show_attr): (saved_)common are not
	symbol attributes any longer.
	(gfc_show_symbol): Don't show old-style commons any longer.
	(gfc_show_namespace): Adapt call to gfc_traverse_symtree to new
	interface.
	* gfortran.h (symbol_attribute): Remove common and saved_common
	attributes.
	(gfc_symbol): Remove common_head element.
	(gfc_common_head): New struct.
	(gfc_get_common_head): New macro.
	(gfc_symtree): Add field 'common' to union.
	(gfc_namespace): Add field 'common_root'; change type of field
	'blank_common' to blank_common.
	(gfc_add_data): New prototype.
	(gfc_traverse_symtree): Expect a symtree as first argument
	instead of namespace.
	* match.c (gfc_get_common): New function.
	(match_common_name): Change to take char * as argument, adapt,
	fix bug with empty name.
	(gfc_match_common): Adapt to new data structures. Disallow
	redeclaration of USE-associated COMMON-block. Fix bug with
	empty common.
	(var_element): Adapt to new common structures.
	* match.h (gfc_get_common): Declare.
	* module.c: Add 2004 to copyright years, add commons to module
	file layout description.
	(ab_attribute, attr_bits, mio_symbol_attributes): Remove code
	for removed attributes.
	(mio_symbol): Adapt to new way of storing common relations.
	(load_commons): New function.
	(read_module): Skip common list on first pass, load_commons at
	second.
	(write_commons): New function.
	(write_module): Call write_commons().
	* symbol.c (gfc_add_saved_comon, gfc_add_common): Remove
	functions related to removed attributes.
	(gfc_add_data): New function.
	(gfc_clear_attr): Don't set removed attributes.
	(gfc_copy_attr): Don't copy removed attributes.
	(traverse_symtree): Remove.
	(gfc_traverse_symtree): Don't traverse symbol
	tree of the passed namespace, but require a symtree to be passed
	instead. Unify with traverse_symtree.
	(gfc_traverse_ns): Call gfc_traverse_symtree according to new
	interface.
	(save_symbol): Remove setting of removed attribute.
	* trans-common.c (gfc_sym_mangled_common_id): Change to
	take 'char *' argument instead of 'gfc_symbol'.
	(build_common_decl, new_segment, translate_common): Adapt to new
	data structures, add new
	argument name.
	(create_common): Adapt to new data structures, add new
	argument name. Fix typo in intialization of derived types.
	(finish_equivalences): Add second argument in call to
	create_common.
	(named_common): take 'gfc_symtree' instead of 'gfc_symbol'.
	(gfc_trans_common): Adapt to new data structures.
	* trans-decl.c (gfc_create_module_variables): Remove test for
	removed attribute.

2004-06-29  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* io.c: Add 2004 to copyright years.

2004-06-29  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
	Andrew Vaught  <andyv@firstinter.net>

	* gfortran.h (gfc_gsymbol): New typedef.
	(gfc_gsym_root): New variable.
	(gfc_get_gsymbol, gfc_find_gsym): New prototypes.
	* parse.c (global_used): New function.
	(parse_block_data): Check for double empty BLOCK DATA,
	use global symbol table.
	(parse_module): Use global symbol table.
	(add_global_procedure, add_global_program): New functions.
	(gfc_parse_file): Use global symbol table.
	* symbol.c (gfc_gsym_root): New variable.
	(gfc_find_gsym, gsym_compare, gfc_get_gsymbol): New
	functions.

2004-06-29  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* module.c (mio_gmp_real): Correct writing of negative numbers.

2004-06-29  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15963
	* expr.c (check_intrinsic_op): Allow comparison of characters.
	Make logic easier.

2004-06-26  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
	Andrew Vaught  <andyv@firstinter.net>

	* decl.c (contained_procedure): New function.
	(match_end): Verify correctness of END STATEMENT in
	all cases.

2004-06-26  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
	Andrew Vaught  <andyv@firstinter.net>

	PR fortran/15190
	* decl.c (gfc_match_type_spec), io.c (match_io), parse.c
	(decode_statement): Enforce required space in free-form.

2004-06-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* f95-lang.c (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Deleted.
	* trans-array.c (gfc_conv_descriptor_data): Add operand
	for COMPONENT_REF.
	(gfc_conv_descriptor_offset, gfc_conv_descriptor_dtype): Likewise.
	(gfc_conv_descriptor_dimension, gfc_conv_descriptor_stride): Likewise.
	(gfc_conv_descriptor_lbound, gfc_conv_descriptor_ubound): Likewise.
	* trans-common.c (create_common): Likewise.
	* trans-expr.c (gfc_conv_component_ref): Likewise.
	* trans-io.c (set_parameter_value): Likewise.
	(set_parameter_ref, set_string, set_flag, io_result): Likewise.
	(transfer_expr): Likewise.
	* trans-decl.c (gfc_trans_auto_character_variable):
	Set up to get DECL_SIZE and DECL_SIZE_UNIT gimplified.
	(gfc_gimplify_function): New function.
	(gfc_generate_function-code): Properly handle nested functions.
	* trans.c (gfc_build_array_ref): Add two new operands for ARRAY_REF.

2004-06-22  Janne Blomqvist  <jblomqvi@cc.hut.fi>

	PR fortran/15750
	* io.c (gfc_match_inquire): Bugfix for iolength related stuff.
	(gfc_resolve_inquire): Resolve the iolength tag.  Return
	SUCCESS at end of function if no failure has occured.
	* resolve.c (resolve_code): Resolve if iolength is encountered.
	* trans-io.c: (ioparm_iolength, iocall_iolength,
	iocall_iolength_done): New variables.
	(last_dt): Add IOLENGTH.
	(gfc_build_io_library_fndecls ): Set iolength related variables.
	(gfc_trans_iolength): Implement.
	(gfc_trans_dt_end): Treat iolength as a third form of data transfer.

2004-06-21  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de

	PR fortran/15511
	* scanner.c (load_line): Don't truncate preprocessor lines.
	Reformat error message.
	(preprocessor_line): Issue warning in case of malformed
	preprocessor line.

2004-06-21  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* resolve.c (resolve_symbol): Add comment in function body.
	(check_data_variable): Change type of mark to ar_type, adapt code
	accordingly.

2004-06-21  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* array.c (gfc_insert_constructor): Avoid redundant call to
	mpz_comp. Add 2004 to copyright years.

2004-06-21  Joseph S. Myers  <jsm@polyomino.org.uk>

	* trans.h (stmtblock_t): Change has_scope to unsigned int.

2004-06-20  Steven G. Kargl  <kargls@comcast.net>

	* arith.c (gfc_range_check): correct complex underflow.

2004-06-15  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15962
	* match.c (match_case_selector): Call gfc_match_init_expr
	instead of gfc_match_expr.
	* resolve.c (validate_case_label_expr): No need to check for
	constant, since it wouldn't have been matched with the fix to
	match.c.

2004-06-14  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15211
	* trans-intrinsic.c (gfc_conv_intrinsic_len): Deal with arrays
	of strings.

2004-06-14  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15510
	* trans-deecl.c (generate_local_decl): Do not issue warning for
	unused variables if they're use associated.

2004-06-14  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
	Andrew Vaught <andyv@firstinter.net>

	PR fortran/14928
	* gfortran.h (gfc_check_f): Add new field f3ml.
	* check.c (gfc_check_minloc_maxloc): Take argument list instead
	of individual arguments, reorder if necessary.
	* intrinsic.h (gfc_check_minloc_maxloc): ... adapt prototype.
	* intrinsic.c (add_sym_3ml): New function.
	(add_functions): Change to add_sym_3ml for MINLOC, MAXLOC.
	(check_specific): Catch special case MINLOC, MAXLOC.

2004-06-14  Paul Brook  <paul@codesourcery.com>

	* intrinsic.c (add_sym_2s): Use correct function types.

2004-06-12  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* Make-lang.in (F95_OBJS, F95_PARSER_OBJS): Alphabetize.  Move data.c
	* data.c (gfc_get_section_index):  Remove dependency on trans.h.

2004-06-12  Steven G. Kargl  <kargls@comcast.net>

	* check.c (gfc_check_second_sub, gfc_check_irand, gfc_check_rand
	gfc_check_srand, gfc_check_etime, gfc_check_etime_sub): New functions.
	* gfortran.h (gfc_generic_isym_id): New symbols GFC_ISYM_ETIME,
	GFC_ISYM_IRAND, GFC_ISYM_RAND, GFC_ISYM_SECOND.
	* trans-intrinsic.c:  Use symbols.
	* intrinsic.c (add_sym_2s): New function.
	* intrinsic.c: Add etime, dtime, irand, rand, second, srand.
	* intrinsic.h: Function prototypes.
	* iresolve.c (gfc_resolve_etime_sub, gfc_resolve_second_sub
	gfc_resolve_srand):  New functions.

2004-06-12  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/14957
	* decl.c (gfc_match_end): Require END {SUBROUTINE|FUNCTION} for
	contained procedure.

2004-06-12  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/12841
	* interface.c (compare_parameter, compare_actual_formal): Don't
	check types and array shapes for NULL()
	* trans-expr.c (conv_function_call): No double indirection for
	NULL()

2004-06-09  Toon Moene  <toon@moene.indiv.nluug.nl>

	* trans-expr.c (gfc_conv_cst_int_power): Compute
	x**(-n) by converting it to (1/x)**n instead of
	1/x**n.

2004-06-09  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/13372
	* module.c (write_symbol, write_symtree): Don't write symbols
	wrongly added to namespace.
	* trans-decl.c (gfc_create_module_variable): Don't create a
	backend decl for a symbol incorrectly added to namespace.

2004-06-09  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/13201
	* resolve.c (resolve_symbol): Verify that parameter array has an
	explicit shape. Fix typos and coding style issues in surrounding
	lines.

2004-06-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15478
	* gfortran.texi: The documentation doesn't contain infomration on
	how to report bugs, and shouldn't, so remove the line which
	says it does.

2004-06-05  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* intrinsic.c (sort_actual): Keep track of type of missing
	arguments. (Missing from previous commit.)

2004-06-03  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (gfc_actual_arglist): New field missing_arg_type.
	* interface.c (compare_actual_formal): Keep type of omitted
	optional arguments.
	* trans-expr.c (gfc_conv_function_call): Add string length
	argument for omitted string argument.

2004-06-03  Paul Brook  <paul@codesourcery.com>

	* trans.c (gfc_finish_block, gfc_add_expr_to_block): Build statement
	lists instead of compound expr chains.
	(gfc_trans_code): Annotate statement lists.

2004-06-03  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-array.c: Fix spelling in comments.

2004-06-02  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15557
	* data.c (assign_substring_data_value): New function.
	(gfc_assign_data_value): Call the new function if we're dealing
	with a substring LHS.

2004-06-01  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/15477
	* gfortran.h (GFC_VERSION): Remove.
	* gfortran.texi (version-gfortran): Remove, replace by version-GCC
	where used.

2004-05-31  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* trans-types.c: Fix spelling & layout in comments.

2004-05-30  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	PR fortran/14067
	* trans-const.c (gfc_conv_string_init): Allow variable string
	length lower than initialization string length.

2004-05-30  Paul Brook  <paul@codesourcery.com>

	PR fortran/15620
	* trans-decl.c (gfc_shadow_sym, gfc_restore_sym): New functions.
	* trans-expr.c (gfc_trans_string_copy): New function.
	(gfc_conv_statement_function): Use them.  Create temp vars.  Enforce
	character lengths.
	(gfc_conv_string_parameter): Use gfc_trans_string_copy.
	* trans-stmt.c (gfc_trans_forall_1): Use gfc_{shadow,restore}_sym.
	* trans.h (struct gfc_saved_var): Define.
	(gfc_shadow_sym, gfc_restore_sym): Add prototypes.

2004-05-30  Steven G. Kargl  <kargls@comcast.net>

	* iresolve.c (gfc_resolve_random_number): Clean up conditional.

2004-05-29  Steven G. Kargl  <kargls@comcast.net>

	* simplify.c (gfc_simplify_log): Remove useless line of code.

2004-05-29  Paul Brook  <paul@codesourcery.com>

	* trans-common.c (find_equivalence): Find multiple rules.

2004-05-27  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.h (gfc_current_locus, gfc_set_locus): Remove.
	(gfc_current_locus): Declare new global variable.
	* scanner.c (gfc_current_locus, gfc_set_locus): Remove.
	(gfc_current_locus1): Rename ...
	(gfc_current_locus): ... to this.
	(gfc_at_eof, gfc_at_bol, gfc_at_eol, gfc_advance_line, next_char,
	skip_fixed_comments, skip_free_comments, gfc_next_char_literal,
	gfc_peek_char, gfc_gobble_whitespace, gfc_new_file): Use
	gfc_current_locus instead of gfc_current_locus1, gfc_set_locus()
	and gfc_current_locus(), respectively.
	* array.c (match_subscript, gfc_match_array_ref, match_array_list,
	match_array_cons_element, gfc_match_array_constructor):
	Read/modify gfc_current_locus instead of calling gfc_set_locus()
	and gfc_current_locus().
	* decl.c (gfc_match_null, variable_decl, gfc_match_kind_spec,
	match_attr_spec, gfc_match_function_decl, gfc_match_end,
	attr_decl1, gfc_match_save): Likewise.
	* error.c (error_print, gfc_internal_error): Likewise.
	* expr.c (gfc_int_expr, gfc_default_logical_kind): Likewise.
	* interface.c (gfc_add_interface): Likewise.
	* io.c (gfc_match_format, match_dt_format, match_dt_element,
	match_io_iterator, match_io): Likewise.
	* match.c (gfc_match_space, gfc_match_eos,
	gfc_match_small_literal_int, gfc_match_st_label,
	gfc_match_strings, gfc_match_name, gfc_match_iterator,
	gfc_match_char, gfc_match, gfc_match_assignment,
	gfc_match_pointer_assignment, gfc_match_if, gfc_match_do,
	gfc_match_nullify, gfc_match_call, match_implicit_range,
	gfc_match_implicit, gfc_match_data, match_case_selector,
	gfc_match_case, match_forall_iterator): Likewise.
	* matchexp.c (gfc_match_defined_op_name, next_operator,
	match_level_1, match_mult_operand, match_ext_mult_operand,
	match_add_operand, match_ext_add_operand, match_level_2,
	match_level_3, match_level_4, match_and_operand, match_or_operand,
	match_equiv_operand, match_level_5, gfc_match_expr): Likewise.
	* module.c (gfc_match_use, mio_array_ref, mio_expr): Likewise.
	* parse.c (match_word, decode_statement, next_free, next_fixed,
	add_statement, verify_st_order, parse_if_block, gfc_parse_file):
	Likewise.
	* primary.c (match_digits, match_integer_constant,
	match_boz_constant, match_real_constant, match_substring,
	next_string_char, match_charkind_name, match_string_constant,
	match_logical_constant, match_const_complex_part,
	match_complex_constant, match_actual_arg, match_keyword_arg,
	gfc_match_actual_arglist, gfc_match_structure_constructor,
	gfc_match_rvalue, gfc_match_variable): Likewise.
	* st.c (gfc_get_code): Likewise.
	* symbol.c (check_conflict, check_used, check_done,
	duplicate_attr, add_flavor, gfc_add_procedure, gfc_add_intent,
	gfc_add_access, gfc_add_explicit_interface, gfc_add_type,
	gfc_add_component, gfc_reference_st_label, gfc_new_symbol): Likewise.

2004-05-26  Roger Sayle  <roger@eyesopen.com>

	* io.c (format_asterisk): Silence compiler warnings by correcting
	the number of elements of a "locus" initializer.

2004-05-25  Roger Sayle  <roger@eyesopen.com>

	PR fortran/13912
	* matchexp.c: Allow unary operators after arithmetic operators
	as a GNU extension.
	(match_ext_mult_operand, match_ext_add_operand): New functions.
	(match_mult_operand): Tweak to call match_ext_mult_operand.
	(match_add_operand): Tweak to call match_ext_mult_operand.
	(match_level_2): Rearrange to call match_ext_add_operand.

2004-05-25  Paul Brook  <paul@codesourcery.com>

	* expr.c (check_inquiry): Remove bogus tests.

2004-05-23  Paul Brook  <paul@codesourcery.com>

	PR fortran/13773
	* expr.c (restricted_args): Remove redundant checks/argument.
	(external_spec_function): Update to match.
	(restricted_intrinsic): Rewrite.

2004-05-23  Paul Brook  <paul@codesourcery.com>
	Victor Leikehman  <lei@haifasphere.co.il>

	* gfortran.h (struct gfc_symbol): Add equiv_built.
	* trans-common.c: Change int to HOST_WIDE_INT.  Capitalize error
	messages.
	(current_length): Remove.
	(add_segments): New function.
	(build_equiv_decl): Create initialized common blocks.
	(build_common_decl): Always add decl to bindings.
	(create_common): Create initializers.
	(find_segment_info): Reformat to match coding conventions.
	(new_condition): Use add_segments.
	(add_condition, find_equivalence, add_equivalences): Move iteration
	inside functions.  Only process each segment once.
	(new_segment, finish_equivalences, translate_common): Simplify.

2004-05-23  Steven G. Kargl  <kargls@comcast.net>

	* check.c (gfc_check_random_seed): Issue for too many arguments.

2004-05-22  Steven G. Kargl  <kargls@comcast.net>

	* intrinsic.c (add_subroutines): Use add_sym_3s for random_seed.

2004-05-22  Paul Brook  <paul@codesourcery.com>

	* dump-parse-tree.c (gfc_show_equiv): New function.
	(gfc_show_namespace): Use it.

2004-05-22  Victor Leikehman  <lei@haifasphere.co.il>

	PR fortran/13249
	* symbol.c (gfc_add_common): Disable checks to work around other more
	fundamental inadequacies.