Fix declspec-thread.cpp test with a triple

Not all triples support it.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@207772 91177308-0d34-0410-b5e6-96231b3b80d8
Fix typo (first commit to test commit access).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@207775 91177308-0d34-0410-b5e6-96231b3b80d8
AST: Mangle reference temporaries reliably

Summary:
Previously, we would generate a single name for all reference
temporaries and allow LLVM to rename them for us.  Instead, number the
reference temporaries as we build them in Sema.

Reviewers: rsmith

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D3554

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@207776 91177308-0d34-0410-b5e6-96231b3b80d8