r212510 - in /trunk/gcc: ChangeLog c-family/Cha...

[jakub@gcc.gnu.org]

Author: jakub
Date: Mon Jul 14 07:36:39 2014
New Revision: 212510

URL: https://gcc.gnu.org/viewcvs?rev=212510&root=gcc&view=rev
Log:
	PR middle-end/61294
gcc/c-family/
	* c.opt (Wmemset-transposed-args): New warning.
gcc/c/
	* c-parser.c (c_parser_expr_list): Add new argument literal_zero_mask.
	If non-NULL, call c_parser_check_literal_zero.
	(c_parser_check_literal_zero): New function.
	(c_parser_postfix_expression_after_primary): Adjust
	c_parser_expr_list caller, handle -Wmemset-transposed-args.
gcc/cp/
	* cp-tree.h (LITERAL_ZERO_P): Define.
	* parser.c (cp_parser_parenthesized_expression_list): Add
	want_literal_zero_p argument, if true, for literal zeros
	insert INTEGER_CSTs with LITERAL_ZERO_P flag set.
	(cp_parser_postfix_expression): Adjust
	cp_parser_parenthesized_expression_list caller, handle
	-Wmemset-transposed-args.
	(literal_zeros): New variable.
gcc/
	* doc/invoke.texi (-Wmemset-transposed-args): Document.
gcc/testsuite/
	* c-c++-common/Wmemset-transposed-args1.c: New test.
	* c-c++-common/Wmemset-transposed-args2.c: New test.
	* g++.dg/warn/Wmemset-transposed-args-1.C: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/Wmemset-transposed-args1.c
    trunk/gcc/testsuite/c-c++-common/Wmemset-transposed-args2.c
    trunk/gcc/testsuite/g++.dg/warn/Wmemset-transposed-args-1.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c.opt
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-parser.c
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/cp-tree.h
    trunk/gcc/cp/parser.c
    trunk/gcc/doc/invoke.texi
    trunk/gcc/testsuite/ChangeLog