PR19178 __is_constructible returns true for abstract types.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@206273 91177308-0d34-0410-b5e6-96231b3b80d8
Allow address space qualifiers on OpenCL array parameters

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@206275 91177308-0d34-0410-b5e6-96231b3b80d8