diff --git a/lldb/tools/lldb-vscode/lldb-vscode.cpp b/lldb/tools/lldb-vscode/lldb-vscode.cpp
--- a/lldb/tools/lldb-vscode/lldb-vscode.cpp
+++ b/lldb/tools/lldb-vscode/lldb-vscode.cpp
@@ -2931,7 +2931,7 @@
     const int64_t end_idx = start_idx + ((count == 0) ? num_children : count);
 
     // We first find out which variable names are duplicated
-    llvm::DenseMap<const char *, int> variable_name_counts;
+    std::map<std::string, int> variable_name_counts;
     for (auto i = start_idx; i < end_idx; ++i) {
       lldb::SBValue variable = g_vsc.variables.GetValueAtIndex(i);
       if (!variable.IsValid())