diff --git a/lib/VMCore/Type.cpp b/lib/VMCore/Type.cpp
index 7042faf2bba..63d90ceec99 100644
--- a/lib/VMCore/Type.cpp
+++ b/lib/VMCore/Type.cpp
@@ -1073,6 +1073,8 @@ std::string FunctionType::getParamAttrsText(ParameterAttributes Attr) {
     Result += "sext ";
   if (Attr & NoReturnAttribute)
     Result += "noreturn ";
+  if (Attr & NoUnwindAttribute)
+    Result += "nounwind ";
   if (Attr & InRegAttribute)
     Result += "inreg ";
   if (Attr & StructRetAttribute)