1  /* PR tree-optimization/94783 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -fdump-tree-optimized" } */
       4  /* { dg-final { scan-tree-dump "ABS_EXPR" "optimized" } } */
       5  /* { dg-final { scan-tree-dump-not " >> 31" "optimized" } } */
       6  
       7  int
       8  foo (int v)
       9  {
      10    int mask = v >> (__SIZEOF_INT__ * __CHAR_BIT__ - 1);
      11    return (v + mask) ^ mask;
      12  }