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Move compile test to separate source file

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This commit is contained in:
Glen Fernandes
2024-07-14 07:04:23 -04:00
parent bda05a7812
commit 76061d91d4
3 changed files with 46 additions and 34 deletions
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45
test/empty_value_nested_test.cpp Normal file
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/*
Copyright 2024 Braden Ganetsky
(glenjofe@gmail.com)
Distributed under the Boost Software License, Version 1.0.
(http://www.boost.org/LICENSE_1_0.txt)
*/
#include <boost/core/empty_value.hpp>
/*
Tests workaround for MSVC bug:
https://developercommunity.visualstudio.com/t/Compiler-bug:-Incorrect-C2247-and-C2248/10690025
*/
template<class T>
struct derived
: boost::empty_value<T> {
typedef typename boost::empty_value<T>::type type;
derived(boost::empty_init_t e)
: boost::empty_value<T>(e) { }
};
struct outer {
struct inner_empty { };
struct inner_non_empty {
inner_non_empty()
: value() { }
int value;
};
};
void test()
{
const boost::empty_value<outer> x1(boost::empty_init);
(void)x1;
const boost::empty_value<outer::inner_empty> x2(boost::empty_init);
(void)x2;
const boost::empty_value<outer::inner_non_empty> x3(boost::empty_init);
(void)x3;
const derived<outer> x4(boost::empty_init);
(void)x4;
const derived<outer::inner_empty> x5(boost::empty_init);
(void)x5;
const derived<outer::inner_non_empty> x6(boost::empty_init);
(void)x6;
}