Move io_tests to folly/io/async/test

[hiphop-php.git] / hphp / hack / test / typecheck / void_fun_in_mixed_context.php

<?hh

function expectMixedReturn((function(int):mixed) $f):void { }


function testit():void {
  expectMixedReturn((int $x) ==> { echo "c"; });
}