[squeak-dev] I broke the debugger?
tim Rowledge
tim at rowledge.org
Mon Jan 27 05:11:43 UTC 2020
Weird thing her. I was trying out my old Plumbing example, mostly just as a way to improve the swiki page. Using a 19292 update 5.3 image on Mac.
Found a recursion related bug in the behaviour when there are two faucets. Toggled the break on entry, triggered the recursion. Went to step over the #break and.... whoosh, boom. Some very weird behaviour that is not at all what I'd expect. I also tried stepping into the #break to see if that might show me sometihng but that wasn't any better at all.
Tested in a 198229 image and no problem. Someone done borked it.
The best I could capture any log is -
----------------------------------
Error: subscript is out of bounds: 0
26 January 2020 8:59:18.032815 pm
VM: Mac OS - Smalltalk
Image: Squeak5.3beta [latest update: #19292]
SecurityManager state:
Restricted: false
FileAccess: true
SocketAccess: true
Working Dir /Users/tim/Documents/Squeak
Trusted Dir /Users/tim/Documents/Squeak/secure
Untrusted Dir /Users/tim/Documents/Squeak/My Squeak
Context(Object)>>error:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
aString: 'subscript is out of bounds: 0'
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context(Object)>>errorSubscriptBounds:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
Context>>at:
Receiver: FaucetPlumbinTileMorph(Object)>>break
Arguments and temporary variables:
index: 0
Receiver's instance variables:
sender: BlockClosure>>on:do:
pc: 44
stackp: 0
method: (Object>>#break "a CompiledMethod(2334054)")
closureOrNil: nil
receiver: a FaucetPlumbinTileMorph(1038220)
--- The full stack ---
Context(Object)>>error:
Context(Object)>>errorSubscriptBounds:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
Context>>at:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Context>>at:
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Context>>at:
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Context>>at:
Context>>at:
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Context>>at:
Context>>at:
Context>>at:
Context>>at:
tim
--
tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
You never really learn to swear until you learn to drive in Silicon Valley
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