1 /* { dg-do run } */ 2 /* { dg-options "-O2 -fdump-tree-strlen" } */ 3 4 #include "strlenopt.h" 5 6 int main()7main () 8 { 9 char p[] = "foobar"; 10 int len, len2; 11 len = strlen (p); 12 p[0] = 'O'; 13 len2 = strlen (p); 14 return len - len2; 15 } 16 17 /* { dg-final { scan-tree-dump-times "strlen \\(" 0 "strlen1" } } */ 18