Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp1y/constexpr-assert2.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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// PR c++/65985 // { dg-do compile { target c++14 } } #include <cassert> class Angle { int degrees = 0; constexpr auto invariant() const noexcept { return 0 <= degrees && degrees < 360; } public: explicit constexpr Angle(int n) noexcept : degrees{n % 360} { assert(invariant()); } /* implicit */ constexpr operator auto() const noexcept { return degrees; } }; int main() { static_assert(Angle{360} == 0, ""); }