Need one more swap overload for swapping two lvalue vector<bool>::reference's. git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@178016 91177308-0d34-0410-b5e6-96231b3b80d8 
diff --git a/include/__bit_reference b/include/__bit_reference index 8180295..1621deb 100644 --- a/include/__bit_reference +++ b/include/__bit_reference 
@@ -81,6 +81,16 @@  {  };   +template <class _Cp> +_LIBCPP_INLINE_VISIBILITY inline +void +swap(__bit_reference<_Cp> __x, __bit_reference<_Cp> __y) _NOEXCEPT +{ + bool __t = __x; + __x = __y; + __y = __t; +} +  template <class _Cp, class _Dp>  _LIBCPP_INLINE_VISIBILITY inline  void