gcc/testsuite/gcc.dg/pr104544.c

   1 /* PR rtl-optimization/104544 */
   2 /* { dg-do compile { target int128 } } */
   3 /* { dg-options "-O2 -fcompare-debug" } */
   4
   5 int m, n;
   6 __int128 q;
   7
   8 void
   9 bar (unsigned __int128 x, int y)
  10 {
  11   if (x)
  12     q += y;
  13 }
  14
  15 void
  16 foo (void)
  17 {
  18   bar (!!q - 1, (m += m ? m : 1) < n);
  19 }