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Suppress -Wmaybe-uninitialized in emplace_impl

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Peter Dimov
2022-10-18 03:20:36 +03:00
parent 4a5f3dc498
commit 457147d1b0
1 changed files with 10 additions and 0 deletions
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10
include/boost/variant2/variant.hpp
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@ -685,7 +685,17 @@ template<class T1, class... T> union variant_storage_impl<mp11::mp_true, T1, T..
template<std::size_t I, class... A> BOOST_CXX14_CONSTEXPR void emplace_impl( mp11::mp_true, mp11::mp_size_t<I>, A&&... a ) template<std::size_t I, class... A> BOOST_CXX14_CONSTEXPR void emplace_impl( mp11::mp_true, mp11::mp_size_t<I>, A&&... a )
{ {
#if defined(BOOST_GCC) && (__GNUC__ >= 7)
# pragma GCC diagnostic push
// False positive in at least GCC 7 and GCC 10 ASAN triggered by monostate (via result<void>)
# pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
#endif
*this = variant_storage_impl( mp11::mp_size_t<I>(), std::forward<A>(a)... ); *this = variant_storage_impl( mp11::mp_size_t<I>(), std::forward<A>(a)... );
#if defined(BOOST_GCC) && (__GNUC__ >= 7)
# pragma GCC diagnostic pop
#endif
} }
template<std::size_t I, class... A> BOOST_CXX14_CONSTEXPR void emplace( mp11::mp_size_t<I>, A&&... a ) template<std::size_t I, class... A> BOOST_CXX14_CONSTEXPR void emplace( mp11::mp_size_t<I>, A&&... a )