Eric Fiselier 4bd15469a9 [libcxx] Fix PR22771 - Support access control SFINAE in the library version of is_convertible.
Summary:
Currently the conversion check does not take place in a context where access control SFINAE is applied. This patch changes the context of the test expression so that SFINAE occurs if access control does not permit the conversion.

Related bug: https://llvm.org/bugs/show_bug.cgi?id=22771

Reviewers: mclow.lists, rsmith, dim

Reviewed By: dim

Subscribers: dim, rodrigc, emaste, cfe-commits

Differential Revision: http://reviews.llvm.org/D8461

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@233552 91177308-0d34-0410-b5e6-96231b3b80d8
2015-03-30 15:22:20 +00:00
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