1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdump-tree-vrp1" } */
4 /* This is from PR14052. */
6 int f2(int x) { return x == 1 || x == 3 || x == 1; }
8 /* { dg-final { scan-tree-dump "Folding predicate.*== 1 to 0" "vrp1" } } */
9 /* { dg-final { cleanup-tree-dump "vrp1" } } */