Fix <rdar://problem/6640991> Exception handling executes wrong clause (Daniel, please verify).

Also necessary to fix:

<rdar://problem/6632061> [sema] non object types should not be allowed in @catch statements
<rdar://problem/6252237> [sema] qualified id should be disallowed in @catch statements



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65964 91177308-0d34-0410-b5e6-96231b3b80d8
10 files changed