// Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/*@testedFeatures=inference*/
library test;

class Foo {
  const Foo(List<String> l);
}

void test() {
  for (@Foo(/*@ typeArgs=String* */ const [])
  int i = 0;
      i /*@target=num::<*/ < 1;
      i /*@ target=num::+ */ ++) {}
  for (@Foo(/*@ typeArgs=String* */ const [])
      int i in /*@ typeArgs=int* */ [0]) {}
}

main() {}
