[libclang] Introduce clang_getPresumedLocation which works like clang_getExpansionLocation
but takes into account #line directives coming from preprocessed files.

Patch by Vinay Sajip!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@139647 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed