gcc/testsuite/gcc.dg/pr84956.c

   1 /* { dg-options "-O2 -ftree-tail-merge" } */
   2
   3 char a;
   4 int c;
   5 unsigned b ();
   6
   7 unsigned
   8 setjmp ()
   9 {
  10 }
  11
  12 static void
  13 d ()
  14 {
  15   if (b ())
  16     c = 3;
  17 }
  18
  19 void
  20 e ()
  21 {
  22   d ();
  23   a && ({ setjmp (); });
  24   a && ({ setjmp (); });
  25   a && ({ setjmp (); });
  26 }
  27