diff --git a/lldb/source/Plugins/Language/CPlusPlus/LibCxxUnorderedMap.cpp b/lldb/source/Plugins/Language/CPlusPlus/LibCxxUnorderedMap.cpp
index 14776cdf80815..2e8da396a4a7b 100644
--- a/lldb/source/Plugins/Language/CPlusPlus/LibCxxUnorderedMap.cpp
+++ b/lldb/source/Plugins/Language/CPlusPlus/LibCxxUnorderedMap.cpp
@@ -162,10 +162,27 @@ lldb::ValueObjectSP lldb_private::formatters::
       if (!node_sp || error.Fail())
           return nullptr;
 
-      value_sp = node_sp->GetChildMemberWithName("__value_");
       hash_sp = node_sp->GetChildMemberWithName("__hash_");
-      if (!value_sp || !hash_sp)
+      if (!hash_sp)
         return nullptr;
+
+      value_sp = node_sp->GetChildMemberWithName("__value_");
+      if (!value_sp) {
+        // clang-format off
+        // Since D101206 (ba79fb2e1f), libc++ wraps the `__value_` in an
+        // anonymous union.
+        // Child 0: __hash_node_base base class
+        // Child 1: __hash_
+        // Child 2: anonymous union
+        // clang-format on
+        auto anon_union_sp = node_sp->GetChildAtIndex(2);
+        if (!anon_union_sp)
+          return nullptr;
+
+        value_sp = anon_union_sp->GetChildMemberWithName("__value_");
+        if (!value_sp)
+          return nullptr;
+      }
     }
     m_elements_cache.push_back(
         {value_sp.get(), hash_sp->GetValueAsUnsigned(0)});