gcc/testsuite/gcc.dg/pr68217.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdisable-tree-evrp -fdump-tree-vrp1" } */
   3
   4 int foo (void)
   5 {
   6     volatile int a = -1;
   7     long long b = (1LL << (sizeof (b) * 8 - 1)); // LLONG_MIN
   8     long long x = (a & b); // x == 0x8000000000000000
   9     if (x < 1LL) { ; } else { __builtin_abort(); }
  10     return 0;
  11 }
  12
  13 /* { dg-final { scan-tree-dump "\\\[-INF, 0\\\]" "vrp1" } } */