[Bug fortran/39630] Fortran 2003: Procedure Pointer Components
janus at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Wed May 6 21:17:00 GMT 2009
------- Comment #3 from janus at gcc dot gnu dot org 2009-05-06 21:17 -------
Subject: Bug 39630
Author: janus
Date: Wed May 6 21:17:16 2009
New Revision: 147206
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=147206
Log:
2009-05-06 Janus Weil <janus@gcc.gnu.org>
Paul Thomas <pault@gcc.gnu.org>
PR fortran/39630
* decl.c (match_procedure_interface): New function to match the
interface for a PROCEDURE statement.
(match_procedure_decl): Call match_procedure_interface.
(match_ppc_decl): New function to match the declaration of a
procedure pointer component.
(gfc_match_procedure): Call match_ppc_decl.
(match_binding_attributes): Add new argument 'ppc' and handle the
POINTER attribute for procedure pointer components.
(match_procedure_in_type,gfc_match_generic): Added new argument to
match_binding_attributes.
* dump-parse-tree.c (show_expr,show_components,show_code_node): Handle
procedure pointer components.
* expr.c (free_expr0,gfc_copy_expr,gfc_simplify_expr): Handle EXPR_PPC.
(gfc_check_pointer_assign): Handle procedure pointer components, but no
full checking yet.
(is_proc_ptr_comp): New function to determine if an expression is a
procedure pointer component.
* gfortran.h (expr_t): Add EXPR_PPC.
(symbol_attribute): Add new member 'proc_pointer_comp'.
(gfc_component): Add new member 'formal'.
(gfc_exec_op): Add EXEC_CALL_PPC.
(gfc_get_default_type): Changed first argument.
(is_proc_ptr_comp): Add prototype.
(gfc_match_varspec): Add new argument.
* interface.c (compare_actual_formal): Handle procedure pointer
components.
* match.c (gfc_match_pointer_assignment,match_typebound_call): Handle
procedure pointer components.
* module.c (mio_expr): Handle EXPR_PPC.
* parse.c (parse_derived): Handle procedure pointer components.
* primary.c (gfc_match_varspec): Add new argument 'ppc_arg' and handle
procedure pointer components.
(gfc_variable_attr): Handle procedure pointer components.
(gfc_match_rvalue): Added new argument to gfc_match_varspec and changed
first argument of gfc_get_default_type.
(match_variable): Added new argument to gfc_match_varspec.
* resolve.c (resolve_entries,set_type,resolve_fl_parameter): Changed
first argument of gfc_get_default_type.
(resolve_structure_cons,resolve_actual_arglist): Handle procedure
pointer components.
(resolve_ppc_call): New function to resolve a call to a procedure
pointer component (subroutine).
(resolve_expr_ppc): New function to resolve a call to a procedure
pointer component (function).
(gfc_resolve_expr): Handle EXPR_PPC.
(resolve_code): Handle EXEC_CALL_PPC.
(resolve_fl_derived): Copy the interface for a procedure pointer
component.
(resolve_symbol): Fix overlong line.
* st.c (gfc_free_statement): Handle EXEC_CALL_PPC.
* symbol.c (gfc_get_default_type): Changed first argument.
(gfc_set_default_type): Changed first argument of gfc_get_default_type.
(gfc_add_component): Initialize ts.type to BT_UNKNOWN.
* trans.h (gfc_conv_function_call): Renamed.
* trans.c (gfc_trans_code): Handle EXEC_CALL_PPC.
* trans-expr.c (gfc_conv_component_ref): Ditto.
(gfc_conv_function_val): Rename to 'conv_function_val', add new
argument 'expr' and handle procedure pointer components.
(gfc_conv_operator_assign): Renamed gfc_conv_function_val.
(gfc_apply_interface_mapping_to_expr): Handle EXPR_PPC.
(gfc_conv_function_call): Rename to 'gfc_conv_procedure_call', add new
argument 'expr' and handle procedure pointer components.
(gfc_get_proc_ptr_comp): New function to get the backend decl for a
procedure pointer component.
(gfc_conv_function_expr): Renamed gfc_conv_function_call.
(gfc_conv_structure): Handle procedure pointer components.
* trans-intrinsic.c (gfc_conv_intrinsic_funcall,
conv_generic_with_optional_char_arg): Renamed gfc_conv_function_call.
* trans-stmt.h (gfc_get_proc_ptr_comp): Add prototype.
* trans-stmt.c (gfc_trans_call): Renamed gfc_conv_function_call.
* trans-types.h (gfc_get_ppc_type): Add prototype.
* trans-types.c (gfc_get_ppc_type): New function to build a tree node
for a procedure pointer component.
(gfc_get_derived_type): Handle procedure pointer components.
2009-05-06 Janus Weil <janus@gcc.gnu.org>
PR fortran/39630
* gfortran.dg/proc_decl_1.f90: Modified.
* gfortran.dg/proc_ptr_comp_1.f90: New.
* gfortran.dg/proc_ptr_comp_2.f90: New.
* gfortran.dg/proc_ptr_comp_3.f90: New.
* gfortran.dg/proc_ptr_comp_4.f90: New.
* gfortran.dg/proc_ptr_comp_5.f90: New.
* gfortran.dg/proc_ptr_comp_6.f90: New.
Added:
trunk/gcc/testsuite/gfortran.dg/proc_ptr_comp_1.f90
trunk/gcc/testsuite/gfortran.dg/proc_ptr_comp_2.f90
trunk/gcc/testsuite/gfortran.dg/proc_ptr_comp_3.f90
trunk/gcc/testsuite/gfortran.dg/proc_ptr_comp_4.f90
trunk/gcc/testsuite/gfortran.dg/proc_ptr_comp_5.f90
trunk/gcc/testsuite/gfortran.dg/proc_ptr_comp_6.f90
Modified:
trunk/gcc/fortran/ChangeLog
trunk/gcc/fortran/decl.c
trunk/gcc/fortran/dump-parse-tree.c
trunk/gcc/fortran/expr.c
trunk/gcc/fortran/gfortran.h
trunk/gcc/fortran/interface.c
trunk/gcc/fortran/match.c
trunk/gcc/fortran/module.c
trunk/gcc/fortran/parse.c
trunk/gcc/fortran/primary.c
trunk/gcc/fortran/resolve.c
trunk/gcc/fortran/st.c
trunk/gcc/fortran/symbol.c
trunk/gcc/fortran/trans-expr.c
trunk/gcc/fortran/trans-intrinsic.c
trunk/gcc/fortran/trans-stmt.c
trunk/gcc/fortran/trans-stmt.h
trunk/gcc/fortran/trans-types.c
trunk/gcc/fortran/trans-types.h
trunk/gcc/fortran/trans.c
trunk/gcc/fortran/trans.h
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gfortran.dg/proc_decl_1.f90
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39630
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