Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/ext/underlying_type3.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// { dg-do compile { target c++11 } } template<typename T1, typename T2> struct is_same { static const bool value = false; }; template<typename T> struct is_same<T, T> { static const bool value = true; }; enum E1 : unsigned { }; enum E2 : char { }; enum class E3 { }; enum class E4 : unsigned char { c = 1 }; enum class E5 : int { a = -1, b = 1 }; enum class E6 : long { c = __LONG_MAX__ }; __underlying_type(E1) i1 = __INT_MAX__ * 2U + 1; __underlying_type(E2) i2 = (char(-1) < 0 ? __SCHAR_MAX__ : __SCHAR_MAX__ * 2U + 1); __underlying_type(E3) i3 = __INT_MAX__; __underlying_type(E4) i4 = __SCHAR_MAX__ * 2U + 1; __underlying_type(E5) i5 = int(E5::b); __underlying_type(E6) i6 = __LONG_MAX__; static_assert(is_same<__underlying_type(E1), unsigned>::value, "Error"); static_assert(is_same<__underlying_type(E2), char>::value, "Error"); static_assert(is_same<__underlying_type(E3), int>::value, "Error"); static_assert(is_same<__underlying_type(E4), unsigned char>::value, "Error"); static_assert(is_same<__underlying_type(E5), int>::value, "Error"); static_assert(is_same<__underlying_type(E6), long>::value, "Error");