[libclang] Introduce clang_Module_getASTFile function that returns the module file where a module object came from.

rdar://13743084

llvm-svn: 180643

1 files changed, 7 insertions, 0 deletions

diff --git a/clang/tools/libclang/CIndex.cpp b/clang/tools/libclang/CIndex.cpp
index 0a8a0689983..a43c1ab7e45 100644
--- a/clang/tools/libclang/CIndex.cpp
+++ b/clang/tools/libclang/CIndex.cpp
@@ -6055,6 +6055,13 @@ CXModule clang_Cursor_getModule(CXCursor C) {
   return 0;
 }
 
+CXFile clang_Module_getASTFile(CXModule CXMod) {
+  if (!CXMod)
+    return 0;
+  Module *Mod = static_cast<Module*>(CXMod);
+  return const_cast<FileEntry *>(Mod->getASTFile());
+}
+
 CXModule clang_Module_getParent(CXModule CXMod) {
   if (!CXMod)
     return 0;