[PATCH] D42510: [libcxx] Always allow temporary binding when __reference_binds_to_temporary doesn't exist

[Tim Shen via Phabricator via cfe-commits]

timshen created this revision.
timshen added reviewers: EricWF, rsmith.
Herald added a subscriber: sanjoy.

This is a follow-up to https://reviews.llvm.org/D41977.


https://reviews.llvm.org/D42510

Files:
  libcxx/include/tuple


Index: libcxx/include/tuple
===================================================================
--- libcxx/include/tuple
+++ libcxx/include/tuple
@@ -175,6 +175,8 @@
     static constexpr bool __can_bind_reference() {
 #if __has_keyword(__reference_binds_to_temporary)
       return !__reference_binds_to_temporary(_Hp, _Tp);
+#else
+      return true;
 #endif
     }
 


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