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bug#30626: 26.0.91; Crash when traversing a `stream-of-directory-files'


From: Eli Zaretskii
Subject: bug#30626: 26.0.91; Crash when traversing a `stream-of-directory-files'
Date: Sat, 17 Mar 2018 18:10:24 +0200

> From: Noam Postavsky <address@hidden>
> Cc: address@hidden,  address@hidden,  address@hidden,  address@hidden
> Date: Sat, 17 Mar 2018 11:53:36 -0400
> 
> It looks like a the lexical environment of a bytecode function, probably
> the initial stream, e.g., (stream-range 1 1000000) gives:
> 
> (--stream-- #[256 "\211\203\303\242\207\303\242\204 
> \304\300\242\305\300\242\302\242\\\301\302\242#B\240\210\303\306\240\210\304\242\207"
>  
>               [(1) 1000000 (1) (nil) (nil) stream-range t] 7 "
>               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> 
> (fn &optional CHECK)"])
> 
> Not sure where to go next with this.

The goal was to find out which variable holds a reference to the
entire long stream, right?  So it sounds like a pointer to it is kept
in an automatic variable on the stack of exec_byte_code, right?  Which
kinda makes sense, since the stream is still being processed, I think.

Or am I confused?





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