gcc/testsuite/gcc.dg/tree-ssa/pr94718-4.c

   1 /* PR tree-optimization/94718 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fno-ipa-icf -fdump-tree-optimized" } */
   4 /* { dg-final { scan-tree-dump-times "= \[xy]_\[0-9]+\\\(D\\\) \\^ \[xy]_\[0-9]+\\\(D\\\);" 8 "optimized" } } */
   5 /* { dg-final { scan-tree-dump-times "\[0-9]+ < 0;" 8 "optimized" } } */
   6
   7 int
   8 f1 (int x, int y)
   9 {
  10   return (x < 0) != (y < 0);
  11 }
  12
  13 int
  14 f2 (int x, int y)
  15 {
  16   return (x >= 0) != (y >= 0);
  17 }
  18
  19 int
  20 f3 (int x, int y)
  21 {
  22   return (x < 0) == (y >= 0);
  23 }
  24
  25 int
  26 f4 (int x, int y)
  27 {
  28   return (x >= 0) == (y < 0);
  29 }
  30
  31 int
  32 f5 (int x, int y)
  33 {
  34   int s = (x < 0);
  35   int t = (y < 0);
  36   return s != t;
  37 }
  38
  39 int
  40 f6 (int x, int y)
  41 {
  42   int s = (x >= 0);
  43   int t = (y >= 0);
  44   return s != t;
  45 }
  46
  47 int
  48 f7 (int x, int y)
  49 {
  50   int s = (x < 0);
  51   int t = (y >= 0);
  52   return s == t;
  53 }
  54
  55 int
  56 f8 (int x, int y)
  57 {
  58   int s = (x >= 0);
  59   int t = (y < 0);
  60   return s == t;
  61 }