| /* { dg-do compile } */ | |
| /* { dg-options "-O2 -fdump-tree-optimized" } */ | |
| /* Verify we PRE the strlen call, as strlen("") folds to zero. */ | |
| extern __SIZE_TYPE__ strlen (const char *); | |
| __SIZE_TYPE__ mystrlen (const char *s) | |
| { | |
| if (!s) | |
| s = ""; | |
| return strlen(s); | |
| } | |
| /* { dg-final { scan-tree-dump "= 0;" "optimized" } } */ | |
| /* { dg-final { cleanup-tree-dump "optimized" } } */ |