gcc/testsuite/gcc.dg/tree-ssa/evrp4.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-evrp-details" } */
   3
   4 int foo (int *p);
   5
   6 struct st
   7 {
   8   int a;
   9   int b;
  10 };
  11
  12 int bar (struct st *s)
  13 {
  14
  15   if (!s)
  16     return 0;
  17   foo (&s->a);
  18 }
  19
  20 /* { dg-final { scan-tree-dump "\\\[1, \\+INF\\\]" "evrp" } } */