view gcc/testsuite/g++.dg/cpp1z/constexpr-if23.C @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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// PR c++/85842
// { dg-do compile { target c++17 } }

template<class T>
auto f = [](auto&& arg) -> T* {
    if constexpr (sizeof(arg) == 1) {
        return nullptr;
    } else {
        return static_cast<T*>(&arg);
    }
};

auto p = f<int>(0);