[libclang] When pointing at a macro expansion inside a macro argument,
return a cursor for the inner macro.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@140207 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Index/getcursor-pp-pch.c.h b/test/Index/getcursor-pp-pch.c.h
index 184dd8b..c24a39c 100644
--- a/test/Index/getcursor-pp-pch.c.h
+++ b/test/Index/getcursor-pp-pch.c.h
@@ -2,3 +2,4 @@
 #define DECORATION
 
 DECORATION
+OBSCURE(DECORATION)