David T. Lewis uploaded a new version of Kernel to project The Trunk:
http://source.squeak.org/trunk/Kernel-dtl.1363.mcz

==================== Summary ====================

Name: Kernel-dtl.1363
Author: dtl
Time: 8 December 2020, 4:13:03.533263 pm
UUID: dc65867e-37e6-4295-aa44-ef26c62ba250
Ancestors: Kernel-eem.1362

Let Delay class>>startup invoke DoItFirst class>>reevaluateDebug. If a DoItFirst command line option has requested a debugger, then invoke it now after Delay startUp processing..

=============== Diff against Kernel-eem.1362 ===============

Item was changed:
  ----- Method: Delay class>>startUp (in category 'snapshotting') -----
  startUp
  	"Restart active delay, if any, when resuming a snapshot."
  
  	DelaySuspended ifFalse:[^self error: 'Trying to activate Delay twice'].
  	DelaySuspended := false.
  	self restoreResumptionTimes.
  	AccessProtect signal.
+ 	(Smalltalk classNamed: #DoItFirst) ifNotNil: [ :doit | doit perform: #reevaluateDebug].
+ 
+ 
  !