Add missing tests from ms-mangle.cpp.

None of these tests pass yet so they are commented out, but I'm
adding them with a FIXME label so that they don't get lost when
copying tests over from clang's mangling tests.  Currently these
tests are all commented out.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@338066 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed