/* { dg-do compile } */ | |
/* { dg-options "-O1 -fdump-tree-dse1-details" } */ | |
void f(){ | |
char*p=__builtin_malloc(42); | |
__builtin_memset(p,3,10); | |
__builtin_memset(p,7,33); | |
} | |
char*g; | |
void h(){ | |
char*p=__builtin_malloc(42); | |
g=__builtin_memset(p,3,10); | |
__builtin_free(p); | |
} | |
char*i(){ | |
char*p=__builtin_malloc(42); | |
__builtin_memset(p,3,10); | |
__builtin_memset(p,7,33); | |
return p; | |
} | |
/* { dg-final { scan-tree-dump-times "Deleted dead call" 4 "dse1" } } */ |