1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/TargetInfo.h b/clang/lib/CodeGen/TargetInfo.h
index 11cae6c5aa2..6c3ab64834b 100644
--- a/clang/lib/CodeGen/TargetInfo.h
+++ b/clang/lib/CodeGen/TargetInfo.h
@@ -123,6 +123,10 @@ namespace clang {
       return Ty;
     }
 
+    /// doesReturnSlotInterfereWithArgs - Return true if the target uses an
+    /// argument slot for an 'sret' type.
+    virtual bool doesReturnSlotInterfereWithArgs() const { return true; }
+
     /// Retrieve the address of a function to call immediately before
     /// calling objc_retainAutoreleasedReturnValue.  The
     /// implementation of objc_autoreleaseReturnValue sniffs the