1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/include/llvm/Demangle/ItaniumDemangle.h b/llvm/include/llvm/Demangle/ItaniumDemangle.h
index 9a54ff5d80d..f35c062cd6d 100644
--- a/llvm/include/llvm/Demangle/ItaniumDemangle.h
+++ b/llvm/include/llvm/Demangle/ItaniumDemangle.h
@@ -2480,6 +2480,12 @@ AbstractManglingParser<Derived, Alloc>::parseUnnamedTypeName(NameState *) {
       return nullptr;
     return make<ClosureTypeName>(Params, Count);
   }
+  if (consumeIf("Ub")) {
+    (void)parseNumber();
+    if (!consumeIf('_'))
+      return nullptr;
+    return make<NameType>("'block-literal'");
+  }
   return nullptr;
 }