Index: include/llvm/DebugInfo/CodeView/CodeView.h
===================================================================
--- include/llvm/DebugInfo/CodeView/CodeView.h
+++ include/llvm/DebugInfo/CodeView/CodeView.h
@@ -158,6 +158,7 @@
   JScript = 0x0e,
   MSIL = 0x0f,
   HLSL = 0x10,
+  Swift = 0x11,
 
   /// The DMD compiler emits 'D' for the CV source language. Microsoft doesn't
   /// have an enumerator for it yet.