check-clang: Suppress LLVM_LIT in add_lit_testsuite, for now.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@197702 91177308-0d34-0410-b5e6-96231b3b80d8
ObjectiveC. Sema test for property, methods 
'section' attribute. // rdar://15450637


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@197704 91177308-0d34-0410-b5e6-96231b3b80d8