gcc/testsuite/gcc.dg/pr85859.c

   1 /* { dg-do run } */
   2 /* { dg-options "-ftree-tail-merge -Wno-div-by-zero -O2 -fno-dce -fno-isolate-erroneous-paths-dereference -fno-tree-dce -fno-tree-vrp" } */
   3 /* { dg-require-effective-target ptr_eq_long } */
   4
   5 int b, c, d, e;
   6
   7 __attribute__ ((noinline, noclone))
   8 int foo (short f)
   9 {
  10   f %= 0;
  11   return f;
  12 }
  13
  14 int
  15 main (void)
  16 {
  17   b = (unsigned char) __builtin_parity (d);
  18   e ? foo (0) : (__INTPTR_TYPE__) &c;
  19   return 0;
  20 }