Debug Tool Window. Debugger The Debugger tab is divided into the following areas: VariablesWatchesLast modified: 15 December 2017 Debug Tool WindowDebug Tool Window. FramesSee AlsoProcedures:DebuggingMonitoring the Debug InformationReference:Debug Tool Window. FramesDebuggerDifferences ViewerExternal Links:JetBrains CLion Blog