[libcxx-commits] [libcxx] [libc++] Make `std::reference_constructs_from_temporary` SFINAE friendly when the 1st template argument is not a reference type (PR #206679)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- libcxx/include/__type_traits/reference_constructs_from_temporary.h libcxx/test/std/utilities/meta/meta.unary/meta.unary.prop/reference_constructs_from_temporary.pass.cpp --diff_from_common_commit
``````````

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``````````diff
diff --git a/libcxx/test/std/utilities/meta/meta.unary/meta.unary.prop/reference_constructs_from_temporary.pass.cpp b/libcxx/test/std/utilities/meta/meta.unary/meta.unary.prop/reference_constructs_from_temporary.pass.cpp
index f20632b84..e83f507f5 100644
--- a/libcxx/test/std/utilities/meta/meta.unary/meta.unary.prop/reference_constructs_from_temporary.pass.cpp
+++ b/libcxx/test/std/utilities/meta/meta.unary/meta.unary.prop/reference_constructs_from_temporary.pass.cpp
@@ -23,7 +23,11 @@
 #include "test_macros.h"
 
 struct NoConv {};
-struct Bad { template<class T> Bad(T v) noexcept(noexcept(member_ = v)) {} int member_; };
+struct Bad {
+  template <class T>
+  Bad(T v) noexcept(noexcept(member_ = v)) {}
+  int member_;
+};
 
 template <typename T, typename U, bool Expected>
 constexpr void test_reference_constructs_from_temporary() {

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https://github.com/llvm/llvm-project/pull/206679