gcc/testsuite/gcc.dg/tree-ssa/ssa-sink-7.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-sink" } */
   3
   4 int foo(int *a, int r, short *b)
   5 {
   6   int ret = 0;
   7   *a = 1;
   8   if (r == 3)
   9     *a = 5;
  10   else
  11     ret = r + 20;
  12   *b = 9;
  13   return ret;
  14 }
  15
  16 /* *a = 1 should be sunk to the else block.  */
  17
  18 /* { dg-final { scan-tree-dump-times "Sinking" 1 "sink" } } */
  19 /* { dg-final { cleanup-tree-dump "sink" } } */