Bug type: Debugger

Describe the bug

• OS and Version: Windows 10 PRO
• VS Code Version: 1.64.2
• C/C++ Extension Version: 1.8.4
• Other extensions you installed (and if the issue persists after disabling them):
• A clear and concise description of what the bug is.

To Reproduce
Please include a code sample and launch.json configuration.
Steps to reproduce the behavior:

1. Go to 'install vscode and install cpptools'
2. Click on 'create cpp file， two funcitons'
3. can not navigation function
4. See error
   

link vscode issue: microsoft/vscode#142945

Additional context
If applicable, please include logging by adding "logging": { "engineLogging": true, "trace": true, "traceResponse": true } in your launch.json
Add any other context about the problem here including log or error messages in your Debug Console or Output windows.