Author: hhinnant
Date: Thu Nov 1 11:32:14 2012
New Revision: 167233
URL: http://llvm.org/viewvc/llvm-project?rev=167233&view=rev
Log:
Richard Smith: This fixes a problem in std::is_constructible for incomplete
types, and those types with a user-defined operator,().
Modified:
libcxx/trunk/include/type_traits
Modified: libcxx/trunk/include/type_traits
URL:
http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/type_traits?rev=167233&r1=167232&r2=167233&view=diff
==============================================================================
--- libcxx/trunk/include/type_traits (original)
+++ libcxx/trunk/include/type_traits Thu Nov 1 11:32:14 2012
@@ -1771,8 +1771,10 @@
// main is_constructible test
+template<typename, typename T> struct __select_2nd { typedef T type; };
+
template <class _Tp, class ..._Args>
-decltype(_VSTD::move(_Tp(_VSTD::declval<_Args>()...)), true_type())
+typename __select_2nd<decltype(_VSTD::move(_Tp(_VSTD::declval<_Args>()...))),
true_type>::type
__is_constructible_test(_Tp&&, _Args&& ...);
template <class ..._Args>
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