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Merge pull request #106 from cmazakas/missing-nodiscard

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Add missing `[[nodiscard]]` qualifiers as outlined by C++20
This commit is contained in:
Peter Dimov
2022-02-24 18:00:00 +02:00
committed by GitHub
parent 3dc83e4075 b57ac04728
commit 0d3ece98c1
6 changed files with 32 additions and 14 deletions
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15
include/boost/unordered/unordered_map.hpp
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@@ -210,7 +210,10 @@ namespace boost {
// size and capacity
bool empty() const BOOST_NOEXCEPT { return table_.size_ == 0; }
BOOST_ATTRIBUTE_NODISCARD bool empty() const BOOST_NOEXCEPT
{
return table_.size_ == 0;
}
size_type size() const BOOST_NOEXCEPT { return table_.size_; }
@@ -1177,7 +1180,10 @@ namespace boost {
// size and capacity
bool empty() const BOOST_NOEXCEPT { return table_.size_ == 0; }
BOOST_ATTRIBUTE_NODISCARD bool empty() const BOOST_NOEXCEPT
{
return table_.size_ == 0;
}
size_type size() const BOOST_NOEXCEPT { return table_.size_; }
@@ -2719,7 +2725,10 @@ namespace boost {
bool operator!() const BOOST_NOEXCEPT { return ptr_ ? 0 : 1; }
bool empty() const BOOST_NOEXCEPT { return ptr_ ? 0 : 1; }
BOOST_ATTRIBUTE_NODISCARD bool empty() const BOOST_NOEXCEPT
{
return ptr_ ? 0 : 1;
}
void swap(node_handle_map& n) BOOST_NOEXCEPT_IF(
value_allocator_traits::propagate_on_container_swap::value ||