[c/c++/fortran] PR35058: -Werror= works only with some warnin

[Ralf Wildenhues]

* Manuel López-Ibáñez wrote on Fri, Jun 13, 2008 at 06:33:23PM CEST:
> 
> (Writing this Changelog entry was a horrible horrible experience! And
> I find it totally uninformative. I think there is something wrong with
> our approach.)

I'm not sure how you do it.  If you need some automation, install
exuberant ctags, and use vc-chlog.
<http://www.mail-archive.com/bug-coreutils@gnu.org/msg11198.html>

FWIW, below is the ChangeLog template it generates for your patch.
(It needs to be pruned for some changes that you do outside of
functions, and typically for headers).

Cheers,
Ralf

gcc/fortran/ChangeLog:
2008-06-13  Manuel López-Ibáñez  <lopezibanez@gmail.com>

	* f95-lang.c (gfc_mark_addressable):

gcc/cp/ChangeLog:
2008-06-13  Manuel López-Ibáñez  <lopezibanez@gmail.com>

	* call.c (build_conditional_expr, joust):
	* decl.c (warn_extern_redeclared_static, duplicate_decls)
	(identify_goto, check_previous_goto_1, check_goto, define_label)
	(check_tag_decl, start_decl)
	(check_class_member_definition_namespace, grokfndecl)
	(check_static_variable_definition, compute_array_index_type)
	(grokdeclarator, DEF_OPERATOR):
	* decl2.c (finish_static_data_member_decl, build_anon_union_vars)
	(coerce_new_type):
	* error.c (maybe_warn_variadic_templates):
	* except.c (check_handlers):
	* friend.c (make_friend_class):
	* init.c (perform_member_init, build_new_1, build_new):
	* name-lookup.c (pushdecl_maybe_friend)
	(check_for_out_of_scope_variable):
	* parser.c (cp_parser_check_decl_spec)
	(cp_parser_primary_expression)
	(cp_parser_nested_name_specifier_opt)
	(cp_parser_postfix_expression, cp_parser_jump_statement)
	(cp_parser_declaration_seq_opt, cp_parser_mem_initializer)
	(cp_parser_elaborated_type_specifier, cp_parser_enumerator_list)
	(VEC, cp_parser_class_head, cp_parser_member_declaration)
	(cp_parser_check_class_key):
	* pt.c (check_specialization_namespace)
	(check_explicit_instantiation_namespace)
	(maybe_process_partial_specialization)
	(check_explicit_specialization, convert_template_argument)
	(do_decl_instantiation, do_type_instantiation, instantiate_decl):
	* semantics.c (finish_template_type_parm):
	* typeck.c (composite_pointer_type_r, composite_pointer_type)
	(cxx_sizeof_or_alignof_type, cxx_sizeof_expr, cxx_alignof_expr)
	(check_template_keyword, build_array_ref, cp_build_function_call)
	(cp_build_binary_op, pointer_diff, cp_build_unary_op)
	(build_x_compound_expr_from_list, convert_member_func_to_ptr)
	(build_reinterpret_cast_1, cp_build_c_cast, check_return_expr)
	(cp_apply_type_quals_to_decl):
	* typeck2.c (cxx_incomplete_type_diagnostic, digest_init):

gcc/ChangeLog:
2008-06-13  Manuel López-Ibáñez  <lopezibanez@gmail.com>

	* builtins.c (fold_builtin_inf):
	* c-common.c (fname_decl, fix_string_type)
	(constant_expression_warning, check_main_parameter_types)
	(pointer_int_sum, c_sizeof_or_alignof_type, c_add_case_label)
	(finish_label_address_expr):
	* c-decl.c (pop_scope, DECL_EXTERN_INLINE, implicit_decl_warning)
	(shadow_tag_warned, build_array_declarator, start_decl)
	(mark_forward_parm_decls, check_bitfield_type_and_width)
	(warn_variable_length_array, grokdeclarator, grokparms)
	(grokfield, finish_struct, build_enumerator, start_function)
	(store_parm_decls_oldstyle, finish_function, declspecs_add_qual)
	(declspecs_add_type, finish_declspecs)
	(c_write_global_declarations_1):
	* c-errors.c (pedwarn_c99, pedwarn_c90):
	* c-lex.c (interpret_integer, interpret_float):
	* c-parser.c (c_parser_translation_unit)
	(c_parser_external_declaration, c_parser_declaration_or_fndef)
	(c_parser_enum_specifier, c_parser_struct_or_union_specifier)
	(c_parser_struct_declaration, c_parser_braced_init)
	(c_parser_initelt, c_parser_compound_statement_nostart)
	(c_parser_conditional_expression, c_parser_postfix_expression)
	(c_parser_postfix_expression_after_paren_type)
	(c_parser_objc_class_instance_variables)
	(c_parser_objc_method_definition, c_parser_objc_methodprotolist):
	* c-tree.h (c_build_type_variant, ATTRIBUTE_GCC_CDIAG):
	* c-typeck.c (composite_type, comp_target_types)
	(function_types_compatible_p, build_array_ref)
	(build_external_ref, build_function_call, pointer_diff)
	(build_unary_op, c_mark_addressable, build_conditional_expr)
	(build_c_cast, WARN_FOR_ASSIGNMENT, pedwarn_init)
	(maybe_warn_string_init, digest_init, pop_init_level)
	(output_init_element, process_init_element, c_finish_goto_ptr)
	(c_finish_return, build_binary_op):
	* diagnostic.c (pedwarn, pedwarn0):
	* toplev.c (check_global_declaration_1):
	* toplev.h (ATTRIBUTE_GCC_DIAG):