1 files changed, 5 insertions, 1 deletions
diff --git a/lib/CodeGen/Mangle.cpp b/lib/CodeGen/Mangle.cpp
index a45403e467..0aa9f402f9 100644
--- a/lib/CodeGen/Mangle.cpp
+++ b/lib/CodeGen/Mangle.cpp
@@ -2043,7 +2043,11 @@ void CXXNameMangler::mangleExpression(const Expr *E, unsigned Arity) {
     Out << "LDnE";
     break;
   }
-
+      
+  case Expr::PackExpansionExprClass:
+    Out << "sp";
+    mangleExpression(cast<PackExpansionExpr>(E)->getPattern());
+    break;
   }
 }