File: p3.cpp

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// RUN: %clang_cc1 -fsyntax-only -verify %s
// expected-no-diagnostics

// This is basically paraphrased from the standard.

namespace Root {
  int i = 0;
  void f();
}

namespace A {
  using namespace Root;
}

namespace B {
  using namespace Root;
}

namespace AB {
  using namespace A;
  using namespace B;
}

void test() {
  if (AB::i)
    AB::f();
}

namespace C {
  using Root::i;
  using Root::f;
}

namespace AC {
  using namespace A;
  using namespace C;
}

void test2() {
  if (AC::i)
    AC::f();
}