1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/AST/ItaniumMangle.cpp b/clang/lib/AST/ItaniumMangle.cpp
index 6d082b3..2a66793 100644
--- a/clang/lib/AST/ItaniumMangle.cpp
+++ b/clang/lib/AST/ItaniumMangle.cpp
@@ -2514,6 +2514,10 @@ bool CXXNameMangler::mangleUnresolvedTypeOrSimpleId(QualType Ty,
     mangleSourceNameWithAbiTags(cast<TypedefType>(Ty)->getDecl());
     break;
 
+  case Type::PredefinedSugar:
+    mangleType(cast<PredefinedSugarType>(Ty)->desugar());
+    break;
+
   case Type::UnresolvedUsing:
     mangleSourceNameWithAbiTags(
         cast<UnresolvedUsingType>(Ty)->getDecl());