gcc/testsuite/gcc.dg/pr51879-12.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre -fno-code-hoisting" } */
   3
   4 __attribute__((pure)) int bar (int);
   5 __attribute__((pure)) int bar2 (int);
   6 void baz (int);
   7
   8 int x, z;
   9
  10 void
  11 foo (int y)
  12 {
  13   int a = 0;
  14   if (y == 6)
  15     {
  16       a += bar (7);
  17       a += bar2 (6);
  18     }
  19   else
  20     {
  21       a += bar2 (6);
  22       a += bar (7);
  23     }
  24   baz (a);
  25 }
  26
  27 /* { dg-final { scan-tree-dump-times "bar \\(" 1 "pre" { xfail *-*-* } } } */
  28 /* { dg-final { scan-tree-dump-times "bar2 \\(" 1 "pre" { xfail *-*-* } } } */