1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Driver/ToolChains.h b/lib/Driver/ToolChains.h
index 374ad8c6bb81..3ca6ad88972c 100644
--- a/lib/Driver/ToolChains.h
+++ b/lib/Driver/ToolChains.h
@@ -85,6 +85,11 @@ public:
     Res[2] = DarwinVersion[1];
   }
 
+  /// getDarwinArchName - Get the "Darwin" arch name for a particular compiler
+  /// invocation. For example, Darwin treats different ARM variations as
+  /// distinct architectures.
+  llvm::StringRef getDarwinArchName(const ArgList &Args) const;
+
   /// getMacosxVersionMin - Get the effective -mmacosx-version-min, which is
   /// either the -mmacosx-version-min, or the current version if unspecified.
   void getMacosxVersionMin(const ArgList &Args, unsigned (&Res)[3]) const;