diff --git a/clang/include/clang/Basic/LangOptions.h b/clang/include/clang/Basic/LangOptions.h
index c3b6264e62659..1bfc0d8e88556 100644
--- a/clang/include/clang/Basic/LangOptions.h
+++ b/clang/include/clang/Basic/LangOptions.h
@@ -76,8 +76,6 @@ class LangOptionsBase {
   using RoundingMode = llvm::RoundingMode;
   using CFBranchLabelSchemeKind = clang::CFBranchLabelSchemeKind;
 
-  LangOptionsBase() = default;
-
   enum GCMode { NonGC, GCOnly, HybridGC };
   enum StackProtectorMode { SSPOff, SSPOn, SSPStrong, SSPReq };