/* { dg-do compile } */ | |
/* { dg-options "-fdump-tree-useless" } */ | |
void *alloca (__SIZE_TYPE__); | |
void link_error (); | |
int main (int argc, char *argv[]) { | |
char *foo; | |
if ((foo = alloca(argc)) == 0) | |
link_error (); | |
return 0; | |
} | |
/* { dg-final { scan-tree-dump-times "link_error" 0 "useless" } } */ | |
/* { dg-final { cleanup-tree-dump "useless" } } */ |