diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 973c5a4..1dd501e 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -425,6 +425,7 @@
   case frontend::PrintDeclContext:       return "-print-decl-contexts";
   case frontend::PrintPreamble:          return "-print-preamble";
   case frontend::PrintPreprocessedInput: return "-E";
+  case frontend::PubnamesDump:           return "-pubnames-dump";
   case frontend::RewriteMacros:          return "-rewrite-macros";
   case frontend::RewriteObjC:            return "-rewrite-objc";
   case frontend::RewriteTest:            return "-rewrite-test";
@@ -1360,6 +1361,8 @@
       Opts.ProgramAction = frontend::PrintPreamble; break;
     case OPT_E:
       Opts.ProgramAction = frontend::PrintPreprocessedInput; break;
+    case OPT_pubnames_dump:
+      Opts.ProgramAction = frontend::PubnamesDump; break;
     case OPT_rewrite_macros:
       Opts.ProgramAction = frontend::RewriteMacros; break;
     case OPT_rewrite_objc: