gcc/testsuite/gcc.dg/tree-ssa/pr108354-1.c

   1 /* { dg-options "-O2 -fdump-tree-optimized" } */
   2
   3 int b;
   4 int *c;
   5 int e;
   6 static int *f = &e;
   7 int g;
   8 void foo();
   9 short(a)(short h, short i) { return h - i; }
  10 int(d)(int h) { return h == 83647 ? 0 : -h; }
  11 int main() {
  12   short j;
  13   int *k = &e, *l = &b;
  14   *f = 0 == c;
  15   j = a(0 != 2, *k);
  16   if (d(j ^ (0 == l || *k)) != *k)
  17     ;
  18   else
  19     foo();
  20   c = &g;
  21 }
  22
  23 /* { dg-final { scan-tree-dump-times " 1 - " 0 "optimized" } } */
  24 /* There should be no calls to foo. */
  25 /* { dg-final { scan-tree-dump-times "foo " 0 "optimized" } } */
  26