re PR c/39464 (Attribute may_alias causes invalid warning)

[thirdparty/gcc.git] / gcc / c / ChangeLog

2012-12-18  Jakub Jelinek  <jakub@redhat.com>

	PR c/39464
	* c-typeck.c (convert_for_assignment): For -Wpointer-sign
	warning require that both c_common_unsigned_type as well as
	c_common_signed_type is the same for both mvl and mvr types.

2012-11-16  Diego Novillo  <dnovillo@google.com>

	Adjust for new vec API (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec)

	* c-common.c: Use new vec API in vec.h.
	* c-common.h: Likewise.
	* c-gimplify.c: Likewise.
	* c-pragma.c: Likewise.
	* c-pretty-print.c: Likewise.
	* c-pretty-print.h: Likewise.
	* c-semantics.c: Likewise.
	* c-decl.c: Likewise.
	* c-parser.c: Likewise.
	* c-tree.h: Likewise.
	* c-typeck.c: Likewise.

2012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR c++/54930
	* c-typeck.c (c_finish_return): Use OPT_Wreturn_local_addr.

2012-10-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c/53066
	* c-decl.c (warn_if_shadowing): Do not warn if a variable
	shadows a function, unless the variable is a function or a
	pointer-to-function.

2012-10-12  Jakub Jelinek  <jakub@redhat.com>

	PR c/54381
	* c-parser.c (struct c_tree_loc_pair): Removed.
	(c_parser_expr_list): Remove struct c_tree_loc_pair * argument,
	add location_t * and tree * arguments, fill in array of 3
	sizeof_arg trees and corresponding locs.
	(c_parser_attributes, c_parser_objc_keywordexpr): Adjust
	c_parser_expr_list callers.
	(c_parser_postfix_expression_after_primary): Likewise.  Pass
	array of 3 sizeof_arg trees and locs (corresponding to first
	3 arguments) to sizeof_pointer_memaccess_warning.

2012-10-09  Lawrence Crowl  <crowl@google.com>

	* Make-lang.in (c-decl.o): Add dependence on hash-table.h.
	* c-decl.c (detect_field_duplicates_hash): Change to new type-safe
	hash table.

2012-10-09  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/54194
	* c-typeck.c (parser_build_binary_op): Update warn_about_parentheses
	call.

2012-10-09  Marc Glisse  <marc.glisse@inria.fr>

	PR c++/54427
	* c-typeck.c: Include c-common.h.
	(enum stv_conv): Moved to c-common.h.
	(scalar_to_vector): Moved to c-common.c.
	(build_binary_op): Adapt to scalar_to_vector's new prototype.
	* Make-lang.in: c-typeck.c depends on c-common.h.

2012-10-04  Arnaud Charlet  <charlet@adacore.com>

	* c-decl.c (c_write_global_declarations): Fix handling of
	-fdump-ada-spec*.

2012-09-30  Sharad Singhai  <singhai@google.com>

	* c-decl.c (c_write_global_declarations): Use a different method
	to determine if the dump has ben initialized.

2012-09-14  Joseph Myers  <joseph@codesourcery.com>

	PR c/54552
	* c-typeck.c (c_cast_expr): When casting to a type requiring
	C_MAYBE_CONST_EXPR to be created, pass the inner expression to
	c_fully_fold first.

2012-09-14  Joseph Myers  <joseph@codesourcery.com>

	PR c/54103
	* c-typeck.c (build_unary_op): Pass original argument of
	TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
	any C_MAYBE_CONST_EXPR, if it has integer operands.
	(build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
	TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
	to c_objc_common_truthvalue_conversion, then remove any
	C_MAYBE_CONST_EXPR, if they have integer operands.  Use
	c_objc_common_truthvalue_conversion not
	c_common_truthvalue_conversion.
	(c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
	call note_integer_operands for arguments with integer operands
	that are not integer constants.

2012-09-13  Jakub Jelinek  <jakub@redhat.com>

	PR c/54559
	* c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
	COMPLEX_TYPE with in_late_binary_op set temporarily to true.

2012-08-31  Jakub Jelinek  <jakub@redhat.com>

	PR c/54428
	* c-convert.c (convert): Don't call fold_convert_loc if
	TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
	is a COMPLEX_EXPR.  Remove TYPE_MAIN_VARIANT check from
	COMPLEX_TYPE -> COMPLEX_TYPE conversion.

2012-08-24  Jakub Jelinek  <jakub@redhat.com>

	PR c/54355
	* c-decl.c (c_parser_label): Pass true as nested and fix up comments
	for nested and empty_ok arguments in the call to
	c_parser_declaration_or_fndef.

2012-08-17  Jakub Jelinek  <jakub@redhat.com>

	* c-tree.h (c_last_sizeof_arg): Declare.
	* c-parser.c (struct c_tree_loc_pair): New type.
	(c_parser_expr_list): Add sizeof_arg argument.  Fill it in if
	non-NULL.
	(c_parser_attributes, c_parser_objc_keywordexpr): Adjust callers.
	(c_parser_postfix_expression_after_primary): Likewise.  Call
	sizeof_pointer_memaccess_warning if needed.
	(sizeof_ptr_memacc_comptypes): New function.
	* c-typeck.c (c_last_sizeof_arg): New global variable.
	(c_expr_sizeof_expr, c_expr_sizeof_type): Initialize it.

2012-07-24  Uros Bizjak  <ubizjak@gmail.com>

	* c-lang.h (lang_decl): Add variable_size GTY option.

2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>

	* c-decl.c: Include dumpfile.h instead of tree-dump.h.
	* Make-lang.in: Fix dependencies.

2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>

	* Make-lang.in: New file, rules migrated from gcc/Makefile.in
	and add language Makefile hooks.
	* config-lang.in: New file.
	* c-config-lang.in: Moved from gcc/config-lang.in to here, and
	add the required "normal" config-lang.in rules.
	* c-lang.h: Moved from gcc/ to here.
	* c-tree.h: Likewise.
	* c-objc-common.c: Likewise.
	* c-objc-common.h: Likewise.
	* c-typeck.c: Likewise.
	* c-convert.c: Likewise.
	* c-lang.c: Likewise.
	* c-aux-info.c: Likewise.
	* c-errors.c: Likewise.
	* gccspec.c: Likewise.
	* c-decl.c: Likewise.  Include gt-c-c-decl.h, not gt-c-decl.h.
	* c-parser.c: Likewise.  Include gt-c-c-parser.h, not gt-c-parser.h.
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