File: nullptr16.C

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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// { dg-do compile { target c++11 } }

// Test template deduction

typedef decltype(nullptr) nullptr_t;

template <typename T, typename U> struct tType_equal;
template <typename T> struct tType_equal<T, T> { typedef void type; };

template <typename T, typename U>
inline typename tType_equal<T, U>::type
type_equal(U) { }

template<typename T> T h( T t );

void test_h()
{
  type_equal<int>(h(0));
  type_equal<nullptr_t>(h(nullptr));
  type_equal<float*>(h((float*)nullptr));
  nullptr_t mynull = 0;
  type_equal<nullptr_t>(h(mynull));
  type_equal<float*>(h((float*)mynull));
}