Comment parsing: don't crash while parsing \deprecated in a standalone comment
(comment without a decl).

I think this can not happen during normal compilation with -Wdocumentation,
only while using Clang APIs to parse comments outside of a source file.

Based on a patch by Olivier Goffart.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@200230 91177308-0d34-0410-b5e6-96231b3b80d8
XCore target exception handling

Implement __builtin_eh_return_data_regno()

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@200231 91177308-0d34-0410-b5e6-96231b3b80d8