gcc/testsuite/gcc.dg/fold-minus-7.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-cddce1" } */
   3
   4 int
   5 f1 (int a, int b)
   6 {
   7   int tem = a & b;
   8   return a - tem;
   9 }
  10
  11 int
  12 f2 (int a, int b)
  13 {
  14   int tem = b & a;
  15   return a - tem;
  16 }
  17
  18 int
  19 f3 (unsigned int a, int b)
  20 {
  21   return a - (a & b);
  22 }
  23
  24 int
  25 f4 (int a, unsigned int b)
  26 {
  27   return a - (a & b);
  28 }
  29
  30 int
  31 f5 (int a, int b)
  32 {
  33   return a - (unsigned) (b & a);
  34 }
  35
  36 /* { dg-final { scan-tree-dump-not " - " "cddce1" } } */