gcc/testsuite/gcc.dg/tree-ssa/pr97964.c

   1 /* PR tree-optimization/97964 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-optimized" } */
   4 /* { dg-final { scan-tree-dump-not "link_failure \\\(\\\);" "optimized" } } */
   5
   6 void link_failure (void);
   7
   8 void
   9 foo (int a)
  10 {
  11   long b = -2;
  12   int c = a > 0;
  13   int d = b * c;
  14   int e = 1 - d;
  15   int t = (-1 / e) == 1;
  16   if (t != 0)
  17     link_failure ();
  18 }