diff --git a/clang/lib/Sema/SemaTemplateDeduction.cpp b/clang/lib/Sema/SemaTemplateDeduction.cpp
index c649d2ba0e23..f8ee60251698 100644
--- a/clang/lib/Sema/SemaTemplateDeduction.cpp
+++ b/clang/lib/Sema/SemaTemplateDeduction.cpp
@@ -5431,6 +5431,7 @@ MarkUsedTemplateParameters(ASTContext &Ctx, QualType T,
     MarkUsedTemplateParameters(Ctx,
                                cast<DeducedType>(T)->getDeducedType(),
                                OnlyDeduced, Depth, Used);
+    break;
 
   // None of these types have any template parameters in them.
   case Type::Builtin: