gcc/testsuite/gcc.dg/pr43864-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -ftree-tail-merge -fdump-tree-pre" } */
   3
   4 int
   5 f (int c, int b, int d)
   6 {
   7   int r, e;
   8
   9   if (c)
  10     r = b + d;
  11   else
  12     {
  13       e = b + d;
  14       r = e;
  15     }
  16
  17   return r;
  18 }
  19
  20 /* { dg-final { scan-tree-dump-times "if " 0 "pre"} } */
  21 /* { dg-final { scan-tree-dump-times "(?n)_.*\\+.*_" 1 "pre"} } */
  22 /* { dg-final { scan-tree-dump-not "Invalid sum" "pre"} } */