/* { dg-do run } */ /* { dg-options "-O2 -fdump-tree-strlen" } */ #include "strlenopt.h" volatile int v; size_t __attribute__ ((noinline, noclone)) f1 (char *b) { char a[30]; v += 1; strcpy (a, b); // This needs to stay. int len1 = strlen (a); a[0] = '_'; a[1] = 0; return len1 + strlen (a); } size_t __attribute__ ((noinline, noclone)) f2 (char *a, char *b) { v += 2; strcpy (a, b); // This needs to stay. int len1 = strlen (a); a[0] = '_'; a[1] = 0; return len1 + strlen (a); } int main () { char a[30]; if (f1 ("foo") != 4 || f2 (a, "foobar") != 7) abort (); return 0; } /* { dg-final { scan-tree-dump-times "strlen \\(" 2 "strlen1" } } */