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/* { 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" { xfail *-*-* } } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */
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