gcc/testsuite/gcc.dg/tree-ssa/pr102546.c

   1 // { dg-do compile }
   2 // { dg-options "-O3 -fdump-tree-optimized" }
   3
   4 static int a;
   5 static char b, c, d;
   6 void bar(void);
   7 void foo(void);
   8
   9 int main() {
  10     int f = 0;
  11     for (; f <= 5; f++) {
  12         bar();
  13         b = b && f;
  14         d = f << f;
  15         if (!(a >= d || f))
  16             foo();
  17         c = 1;
  18         for (; c; c = 0)
  19             ;
  20     }
  21 }
  22
  23 // { dg-final { scan-tree-dump-not "foo" "optimized" } }