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Changed rhs expression capture from universal ref to const ref.

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- addresses #1027
This commit is contained in:
Phil Nash
2017-10-13 14:16:14 +01:00
parent ba6845a865
commit c2b7bd15c0
6 changed files with 68 additions and 21 deletions
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26
include/internal/catch_decomposer.h
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@@ -77,7 +77,7 @@ namespace Catch {
// Specialised comparison functions to handle equality comparisons between ints and pointers (NULL deduces as an int)
template<typename LhsT, typename RhsT>
auto compareEqual( LhsT const& lhs, RhsT&& rhs ) -> bool { return lhs == rhs; };
auto compareEqual( LhsT const& lhs, RhsT const& rhs ) -> bool { return lhs == rhs; };
template<typename T>
auto compareEqual( T* const& lhs, int rhs ) -> bool { return lhs == reinterpret_cast<void const*>( rhs ); }
template<typename T>
@@ -106,36 +106,36 @@ namespace Catch {
ExprLhs( LhsT lhs ) : m_lhs( lhs ) {}
template<typename RhsT>
auto operator == ( RhsT&& rhs ) -> BinaryExpr<LhsT, RhsT&> const {
return BinaryExpr<LhsT, RhsT&>( compareEqual( m_lhs, rhs ), m_lhs, "==", rhs );
auto operator == ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return BinaryExpr<LhsT, RhsT const&>( compareEqual( m_lhs, rhs ), m_lhs, "==", rhs );
}
auto operator == ( bool rhs ) -> BinaryExpr<LhsT, bool> const {
return BinaryExpr<LhsT, bool>( m_lhs == rhs, m_lhs, "==", rhs );
}
template<typename RhsT>
auto operator != ( RhsT&& rhs ) -> BinaryExpr<LhsT, RhsT&> const {
return BinaryExpr<LhsT, RhsT&>( compareNotEqual( m_lhs, rhs ), m_lhs, "!=", rhs );
auto operator != ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return BinaryExpr<LhsT, RhsT const&>( compareNotEqual( m_lhs, rhs ), m_lhs, "!=", rhs );
}
auto operator != ( bool rhs ) -> BinaryExpr<LhsT, bool> const {
return BinaryExpr<LhsT, bool>( m_lhs != rhs, m_lhs, "!=", rhs );
}
template<typename RhsT>
auto operator > ( RhsT&& rhs ) -> BinaryExpr<LhsT, RhsT&> const {
return BinaryExpr<LhsT, RhsT&>( m_lhs > rhs, m_lhs, ">", rhs );
auto operator > ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return BinaryExpr<LhsT, RhsT const&>( m_lhs > rhs, m_lhs, ">", rhs );
}
template<typename RhsT>
auto operator < ( RhsT&& rhs ) -> BinaryExpr<LhsT, RhsT&> const {
return BinaryExpr<LhsT, RhsT&>( m_lhs < rhs, m_lhs, "<", rhs );
auto operator < ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return BinaryExpr<LhsT, RhsT const&>( m_lhs < rhs, m_lhs, "<", rhs );
}
template<typename RhsT>
auto operator >= ( RhsT&& rhs ) -> BinaryExpr<LhsT, RhsT&> const {
return BinaryExpr<LhsT, RhsT&>( m_lhs >= rhs, m_lhs, ">=", rhs );
auto operator >= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return BinaryExpr<LhsT, RhsT const&>( m_lhs >= rhs, m_lhs, ">=", rhs );
}
template<typename RhsT>
auto operator <= ( RhsT&& rhs ) -> BinaryExpr<LhsT, RhsT&> const {
return BinaryExpr<LhsT, RhsT&>( m_lhs <= rhs, m_lhs, "<=", rhs );
auto operator <= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
return BinaryExpr<LhsT, RhsT const&>( m_lhs <= rhs, m_lhs, "<=", rhs );
}
auto makeUnaryExpr() const -> UnaryExpr<LhsT> {