hphp/test/quick/methodcache_case.php

   1 <?hh
   2
   3 abstract class one {
   4   abstract protected function foo():mixed;
   5 }
   6
   7 class a extends one {
   8   protected function foo() :mixed{ echo "a\n"; }
   9 }
  10
  11 class c extends one {
  12   protected function foo() :mixed{ echo "c\n"; }
  13
  14   public function go($x) :mixed{
  15     $x->foo();
  16   }
  17 }
  18
  19 <<__EntryPoint>> function main(): void {
  20   $a = new a;
  21   $c = new c;
  22   $c->go($a);  // fill
  23   $c->go($a);  // hit
  24   $c->go($c);  // would call with not AttrPublic
  25   $c->go($c);  // hit
  26   $c->go($a);  // would call, not attr public
  27 }