diff --git a/clang/lib/Sema/SemaStmt.cpp b/clang/lib/Sema/SemaStmt.cpp
index 5ab2534492113..d9aaea8edd641 100644
--- a/clang/lib/Sema/SemaStmt.cpp
+++ b/clang/lib/Sema/SemaStmt.cpp
@@ -4381,6 +4381,7 @@ Sema::ActOnObjCAutoreleasePoolStmt(SourceLocation AtLoc, Stmt *Body) {
 namespace {
 class CatchHandlerType {
   QualType QT;
+  LLVM_PREFERRED_TYPE(bool)
   unsigned IsPointer : 1;
 
   // This is a special constructor to be used only with DenseMapInfo's