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| author | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-03-28 14:47:45 +0000 |
|---|---|---|
| committer | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-03-28 14:47:45 +0000 |
| commit | e7ed5dd7808040bd28347abddf15b54817c89296 (patch) | |
| tree | 9ae131a36d66e181fa70e08625f81cc6b17e71d7 /gcc/tree-ssa-ccp.c | |
| parent | 8ef8c098038af28570be516f8655b806137aee8e (diff) | |
| download | gcc-e7ed5dd7808040bd28347abddf15b54817c89296.tar.gz | |
PR middle-end/52691
* tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
__builtin_va_start to __builtin_next_arg if the latter is
builtin_decl_explicit_p rather than when it is not.
* gcc.dg/pr52691.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185917 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-ccp.c')
| -rw-r--r-- | gcc/tree-ssa-ccp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-ccp.c b/gcc/tree-ssa-ccp.c index 2080c06cce6..c28006a9132 100644 --- a/gcc/tree-ssa-ccp.c +++ b/gcc/tree-ssa-ccp.c @@ -2288,7 +2288,7 @@ optimize_stdarg_builtin (gimple call) case BUILT_IN_VA_START: if (!va_list_simple_ptr || targetm.expand_builtin_va_start != NULL - || builtin_decl_explicit_p (BUILT_IN_NEXT_ARG)) + || !builtin_decl_explicit_p (BUILT_IN_NEXT_ARG)) return NULL_TREE; if (gimple_call_num_args (call) != 2) |