gcc/testsuite/gcc.dg/tree-ssa/andor-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-original" } */
   3
   4 int test1(int a, int b)
   5 {
   6   return (a & b) | b;
   7 }
   8
   9 int test2(int c, int d)
  10 {
  11   return (c & d) | c;
  12 }
  13
  14 int test3(int e, int f)
  15 {
  16   return e | (e & f);
  17 }
  18
  19 int test4(int g, int h)
  20 {
  21   return g | (h & g);
  22 }
  23
  24 int test5(int i, int j)
  25 {
  26   return (i | j) & j;
  27 }
  28
  29 int test6(int k, int l)
  30 {
  31   return (k | l) & k;
  32 }
  33
  34 int test7(int m, int n)
  35 {
  36   return m & (m | n);
  37 }
  38
  39 int test8(int o, int p)
  40 {
  41   return o & (p | o);
  42 }
  43
  44 /* { dg-final { scan-tree-dump-times "return b;" 1 "original" } } */
  45 /* { dg-final { scan-tree-dump-times "return c;" 1 "original" } } */
  46 /* { dg-final { scan-tree-dump-times "return e;" 1 "original" } } */
  47 /* { dg-final { scan-tree-dump-times "return g;" 1 "original" } } */
  48 /* { dg-final { scan-tree-dump-times "return j;" 1 "original" } } */
  49 /* { dg-final { scan-tree-dump-times "return k;" 1 "original" } } */
  50 /* { dg-final { scan-tree-dump-times "return m;" 1 "original" } } */
  51 /* { dg-final { scan-tree-dump-times "return o;" 1 "original" } } */