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
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@ -81,6 +81,16 @@ class __bit_reference<_Cp, false>
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{
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};
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template <class _Cp>
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_LIBCPP_INLINE_VISIBILITY inline
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void
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swap(__bit_reference<_Cp> __x, __bit_reference<_Cp> __y) _NOEXCEPT
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{
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bool __t = __x;
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__x = __y;
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__y = __t;
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}
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template <class _Cp, class _Dp>
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_LIBCPP_INLINE_VISIBILITY inline
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void
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@ -51,4 +51,14 @@ int main()
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assert(v1.get_allocator() == A(2));
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assert(v2.get_allocator() == A(1));
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}
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{
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std::vector<bool> v(2);
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std::vector<bool>::reference r1 = v[0];
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std::vector<bool>::reference r2 = v[1];
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r1 = true;
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using std::swap;
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swap(r1, r2);
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assert(v[0] == false);
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assert(v[1] == true);
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}
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}
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