gcc/testsuite/gcc.dg/fold-plusnot-1.c

   1 /* PR middle-end/30322 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-original" } */
   4
   5 int test1(int a)
   6 {
   7   return a + ~a;
   8 }
   9
  10 int test2(int b)
  11 {
  12   return ~b + b;
  13 }
  14
  15 unsigned int test3(unsigned int c)
  16 {
  17   return c + ~c;
  18 }
  19
  20 unsigned int test4(unsigned int d)
  21 {
  22   return ~d + d;
  23 }
  24
  25 /* { dg-final { scan-tree-dump-times "\\+ a" 0 "original" } } */
  26 /* { dg-final { scan-tree-dump-times "\\+ b" 0 "original" } } */
  27 /* { dg-final { scan-tree-dump-times "\\+ c" 0 "original" } } */
  28 /* { dg-final { scan-tree-dump-times "\\+ d" 0 "original" } } */
  29 /* { dg-final { cleanup-tree-dump "original" } } */
  30