gcc/testsuite/gcc.dg/tree-ssa/pr87287.c

   1 /* PR tree-optimization/87287 */
   2 /* { dg-options "-O2 -fdump-tree-cddce1" } */
   3 /* { dg-final { scan-tree-dump-not " % 16" "cddce1" } } */
   4 /* { dg-final { scan-tree-dump-times " & 15" 4 "cddce1" } } */
   5
   6 void f0 (void);
   7
   8 int
   9 f1 (int x)
  10 {
  11   return x % 16 == 0;
  12 }
  13
  14 int
  15 f2 (int x)
  16 {
  17   int y = x % 16;
  18   return y != 0;
  19 }
  20
  21 void
  22 f3 (int x)
  23 {
  24   if (x % 16 != 0)
  25     f0 ();
  26 }
  27
  28 void
  29 f4 (int x)
  30 {
  31   int y = x % 16;
  32   if (y == 0)
  33     f0 ();
  34 }