1  /* PR rtl-optimization/94002 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O1 -fno-tree-dce -fno-tree-reassoc" } */
       4  /* { dg-additional-options "-fPIC" { target fpic } } */
       5  
       6  unsigned a, b;
       7  
       8  void
       9  foo (void)
      10  {
      11    __builtin_sub_overflow (b, 44852956282LL, &a);
      12    a += ~b;
      13  }