launch.json

{
      // Use IntelliSense to learn about possible attributes.
      // Hover to view descriptions of existing attributes.
      // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
      "version": "0.2.0",
      "configurations": [
            {
                  "name": "gdb debug from debug build",
                  "type": "cppdbg",
                  "request": "launch",
                  "program": "${workspaceFolder}/build.debug/main/mscore",
                  "args": ["-d"],
                  "stopAtEntry": false,
                  "cwd": "${workspaceFolder}",
                  "environment": [],
                  "externalConsole": false,
                  "MIMode": "gdb",
                  "setupCommands": [
                        {
                              "description": "Enable pretty-printing for gdb",
                              "text": "-enable-pretty-printing",
                              "ignoreFailures": true
                        }
                  ],
                  "miDebuggerPath": "/usr/bin/gdb"
            }
      ]
}