[libclang] Have clang_getCXXAccessSpecifier() also return the access control of a C++ declaration within its parent scope.

Suggested by Stefan Seefeld.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179297 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/c-index-test/c-index-test.c b/tools/c-index-test/c-index-test.c
index e97cb30..b77c88d 100644
--- a/tools/c-index-test/c-index-test.c
+++ b/tools/c-index-test/c-index-test.c
@@ -934,6 +934,23 @@
            GetCursorSource(Cursor), line, column);
     PrintCursor(Cursor, &Data->ValidationData);
     PrintCursorExtent(Cursor);
+    if (clang_isDeclaration(Cursor.kind)) {
+      enum CX_CXXAccessSpecifier access = clang_getCXXAccessSpecifier(Cursor);
+      const char *accessStr = 0;
+
+      switch (access) {
+        case CX_CXXInvalidAccessSpecifier: break;
+        case CX_CXXPublic:
+          accessStr = "public"; break;
+        case CX_CXXProtected:
+          accessStr = "protected"; break;
+        case CX_CXXPrivate:
+          accessStr = "private"; break;
+      }
+
+      if (accessStr)
+        printf(" [access=%s]", accessStr);
+    }
     printf("\n");
     return CXChildVisit_Recurse;
   }
diff --git a/tools/libclang/CIndexCXX.cpp b/tools/libclang/CIndexCXX.cpp
index c68dde7..a3d2364 100644
--- a/tools/libclang/CIndexCXX.cpp
+++ b/tools/libclang/CIndexCXX.cpp
@@ -33,7 +33,7 @@
 enum CX_CXXAccessSpecifier clang_getCXXAccessSpecifier(CXCursor C) {
   AccessSpecifier spec = AS_none;
 
-  if (C.kind == CXCursor_CXXAccessSpecifier)
+  if (C.kind == CXCursor_CXXAccessSpecifier || clang_isDeclaration(C.kind))
     spec = getCursorDecl(C)->getAccess();
   else if (C.kind == CXCursor_CXXBaseSpecifier)
     spec = getCursorCXXBaseSpecifier(C)->getAccessSpecifier();