Revert r279953 - Fix pair::operator=(TupleLike&&)

The test emits warnings causing the test-suite to fail. Since I want this
patch merged into 3.9 I'll recommit it with a clean test.


git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@279954 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed