dragonegg/test/validator/c++/nullptr11.C

// RUN: %dragonegg -xc++ -S -std=c++0x -o /dev/null %s
// XFAIL: gcc-4.5
// PR14777
#define assert_true(b) do { char c[2 * bool(b) - 1]; } while(0)
#define assert_false(b) do { char c[1 - 2 * bool(b)]; } while(0)

void fun()
{
  assert_true(nullptr == nullptr);
  assert_false(nullptr != nullptr);
  assert_false(nullptr < nullptr);
  assert_false(nullptr > nullptr);
  assert_true(nullptr <= nullptr);
  assert_true(nullptr >= nullptr);

  decltype(nullptr) mynull = 0;

  assert_true(mynull == nullptr);
  assert_false(mynull != nullptr);
  assert_false(mynull < nullptr);
  assert_false(mynull > nullptr);
  assert_true(mynull <= nullptr);
  assert_true(mynull >= nullptr);

  assert_true(nullptr == mynull);
  assert_false(nullptr != mynull);
  assert_false(nullptr < mynull);
  assert_false(nullptr > mynull);
  assert_true(nullptr <= mynull);
  assert_true(nullptr >= mynull);

  assert_true(mynull == mynull);
  assert_false(mynull != mynull);
  assert_false(mynull < mynull);
  assert_false(mynull > mynull);
  assert_true(mynull <= mynull);
  assert_true(mynull >= mynull);
}