cmake/Tests/RunCMake/CMakePresets/ExtraVariableField.json.in

{
  "version": 1,
  "configurePresets": [
    {
      "name": "ExtraVariableField",
      "generator": "@RunCMake_GENERATOR@",
      "binaryDir": "${sourceDir}/build",
      "cacheVariables": {
        "EXTRA": {
          "value": "",
          "invalid": true
        }
      }
    }
  ]
}