1 files changed, 5 insertions, 0 deletions
diff --git a/include/clang/Basic/SourceManager.h b/include/clang/Basic/SourceManager.h
index b1fb78ea56..038b8c65d0 100644
--- a/include/clang/Basic/SourceManager.h
+++ b/include/clang/Basic/SourceManager.h
@@ -1087,6 +1087,11 @@ public:
     return getFileCharacteristic(Loc) == SrcMgr::C_ExternCSystem;
   }
 
+  /// \brief Returns whether \p Loc is expanded from a macro in a system header.
+  bool isInSystemMacro(SourceLocation loc) {
+    return loc.isMacroID() && isInSystemHeader(getSpellingLoc(loc));
+  }
+
   /// \brief The size of the SLocEnty that \p FID represents.
   unsigned getFileIDSize(FileID FID) const;