diff --git a/llvm/lib/ToolDrivers/llvm-lib/Options.td b/llvm/lib/ToolDrivers/llvm-lib/Options.td
--- a/llvm/lib/ToolDrivers/llvm-lib/Options.td
+++ b/llvm/lib/ToolDrivers/llvm-lib/Options.td
@@ -44,5 +44,7 @@
 //==============================================================================
 
 def ltcg : F<"ltcg">;
+def nodefaultlib: P<"nodefaultlib", "">;
+def nodefaultlib_all: F<"nodefaultlib">;
 def nologo : F<"nologo">;
 def subsystem : P<"subsystem", "">;