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| author | Jakub Jelinek <jakub@redhat.com> | 2014-07-14 09:36:39 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2014-07-14 09:36:39 +0200 |
| commit | b108f48f271aa76abac84c7864ee192820c9b4f3 (patch) | |
| tree | dbd4b3e580d9f04d3acff0c9ca3ccc78a6f522bc /gcc/tree-ssa-dom.c | |
| parent | 03e0ad94a21d03ed7b434d3451a53b1d8be4a061 (diff) | |
| download | gcc-b108f48f271aa76abac84c7864ee192820c9b4f3.zip gcc-b108f48f271aa76abac84c7864ee192820c9b4f3.tar.gz gcc-b108f48f271aa76abac84c7864ee192820c9b4f3.tar.bz2 | |
re PR middle-end/61294 (erroneous memset used with constant zero length parameter warning)
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.
From-SVN: r212510
Diffstat (limited to 'gcc/tree-ssa-dom.c')
0 files changed, 0 insertions, 0 deletions