Add a 64-bit triple to these tests, to fix 32-bit bots.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@175736 91177308-0d34-0410-b5e6-96231b3b80d8
Add MSan to the list of targets in Makefile-based builds.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@175738 91177308-0d34-0410-b5e6-96231b3b80d8