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Merge pull request #89 from cmazakas/nonnull-warnings-fix

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Use `boost::declval` in test metafunctions to avoid `-Wnonnull` warnings
This commit is contained in:
Peter Dimov
2022-02-10 01:19:14 +02:00
committed by GitHub
parent aaf79c5202 39d60cd91d
commit 13c62043eb
1 changed files with 4 additions and 1 deletions
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5
test/helpers/metafunctions.hpp
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@ -8,6 +8,7 @@
#include <boost/config.hpp> #include <boost/config.hpp>
#include <boost/type_traits/is_same.hpp> #include <boost/type_traits/is_same.hpp>
#include <boost/type_traits/declval.hpp>
namespace test { namespace test {
template <class Container> template <class Container>
@ -23,7 +24,9 @@ namespace test {
BOOST_STATIC_CONSTANT(bool, BOOST_STATIC_CONSTANT(bool,
value = sizeof(long) == value = sizeof(long) ==
sizeof(flip( sizeof(flip(
((Container*)0)->insert(*(typename Container::value_type*)0)))); (boost::declval<Container*>())
->insert(
boost::declval<typename Container::value_type const&>()))));
}; };
} }