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| author | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-01-09 13:47:42 +0000 |
|---|---|---|
| committer | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-01-09 13:47:42 +0000 |
| commit | b4a5df67f1382a33f4535eb1b10600ca52d294d3 (patch) | |
| tree | d4571b191c2cfc0f5045bd27b54f8a48e70787a8 /gcc/testsuite/gcc.dg/string-opt-1.c | |
| download | gcc-tarball-b4a5df67f1382a33f4535eb1b10600ca52d294d3.tar.gz | |
Tarball conversion
Diffstat (limited to 'gcc/testsuite/gcc.dg/string-opt-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/string-opt-1.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/string-opt-1.c b/gcc/testsuite/gcc.dg/string-opt-1.c new file mode 100644 index 0000000000..bc0f30098f --- /dev/null +++ b/gcc/testsuite/gcc.dg/string-opt-1.c @@ -0,0 +1,11 @@ +/* Ensure mempcpy is not "optimized" into memcpy followed by addition. */ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +void * +fn (char *x, char *y, int z) +{ + return __builtin_mempcpy (x, y, z); +} + +/* { dg-final { scan-assembler-not "memcpy" } } */ |