1 /* { dg-do compile } */
2 /* { dg-options "-fwrapv -O1 -fno-tree-fre -fdisable-tree-evrp -ftree-vrp -fdump-tree-vrp1" } */
5 extern void exit (int);
26 /* { dg-final { scan-tree-dump "Folding predicate a_. == 0 to 0" "vrp1" } } */
27 /* { dg-final { scan-tree-dump "Folding predicate b_. != 0 to 1" "vrp1" } } */