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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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1
test/Jamfile.v2
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@ -226,6 +226,7 @@ run empty_value_test.cpp ;
run empty_value_size_test.cpp ; run empty_value_size_test.cpp ;
run empty_value_final_test.cpp ; run empty_value_final_test.cpp ;
run empty_value_constexpr_test.cpp ; run empty_value_constexpr_test.cpp ;
compile empty_value_nested_test.cpp ;
compile-fail empty_value_compile_fail_casting.cpp ; compile-fail empty_value_compile_fail_casting.cpp ;
run quick_exit_test.cpp ; run quick_exit_test.cpp ;

45
test/empty_value_nested_test.cpp Normal file
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@ -0,0 +1,45 @@
/*
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;
}

34
test/empty_value_test.cpp
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@ -63,40 +63,6 @@ void test_type()
BOOST_TEST(v2.get().value() == 6); BOOST_TEST(v2.get().value() == 6);
} }
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_derived_compile()
{
// This is testing the workaround to an MSVC bug when T is a nested class.
// See https://developercommunity.visualstudio.com/t/Compiler-bug:-Incorrect-C2247-and-C2248/10690025
const boost::empty_value<outer> x1(boost::empty_init);
const boost::empty_value<outer::inner_empty> x2(boost::empty_init);
const boost::empty_value<outer::inner_non_empty> x3(boost::empty_init);
const derived<outer> x4(boost::empty_init);
const derived<outer::inner_empty> x5(boost::empty_init);
const derived<outer::inner_non_empty> x6(boost::empty_init);
(void)x1;
(void)x2;
(void)x3;
(void)x4;
(void)x5;
(void)x6;
}
int main() int main()
{ {
test_int(); test_int();