[libclang] Add support for querying cursor availability
Summary:
This patch allows checking the availability of cursors through libclang and clang.cindex (Python).
This e.g. allows to check whether a C++ member function has been marked as deleted.
Reviewers: arphaman, jbcoe
Reviewed By: jbcoe
Subscribers: cfe-commits
Tags: #clang
Patch by jklaehn (Johann Klähn)
Differential Revision: https://reviews.llvm.org/D36973
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@315959
91177308-0d34-0410-b5e6-
96231b3b80d8