/* { dg-do compile } */ | |
/* { dg-options "-O2 -fdump-tree-cunrolli -fdump-tree-sccp-details" } */ | |
int foo () | |
{ | |
const char *s = "Hello World!"; | |
int len = 0; | |
while (s[len]) | |
++len; | |
return len; | |
} | |
/* For cunrolli the growth is too large, but it should add a canonical IV | |
and SCCP peform final value replacement. */ | |
/* { dg-final { scan-tree-dump "ivtmp\[^\r\n\]*PHI\[^\r\n\]*13" "cunrolli" } } */ | |
/* { dg-final { scan-tree-dump "with expr: 12" "sccp" } } */ |