gcc/testsuite/gcc.dg/pr70292.c

   1 /* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
   2 /* { dg-options "-O1 -fno-inline -fno-dce -fschedule-insns -fselective-scheduling -fno-tree-dce" } */
   3
   4 void bar() {}
   5
   6 int t106_1mul(unsigned int x, unsigned int y) {
   7     int r;
   8     if (__builtin_mul_overflow(x, y, &r)) {
   9         bar();
  10     }
  11     return r;
  12 }