gcc/testsuite/c-c++-common/Wtautological-compare-7.c

   1 /* PR c/82437 */
   2 /* { dg-do compile { target int32 } } */
   3 /* { dg-options "-Wtautological-compare" } */
   4
   5 int
   6 foo (unsigned long long int x)
   7 {
   8   if ((x | 0x190000000ULL) != -1879048192)      /* { dg-bogus "bitwise comparison always evaluates to" } */
   9     return 0;
  10   return 1;
  11 }