[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Problem report #24
From: |
Stefan Monnier |
Subject: |
Re: Problem report #24 |
Date: |
Tue, 11 Apr 2006 10:29:28 -0400 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) |
>>> Event assign_zero: Variable "f" assigned value 0.
>>> Also see events: [var_deref_model]
>>
>>> 3022 f = NULL;
>>> 3023 face = Qnil;
>>> 3024 }
>>> 3025
>>> 3026 /* Determine the width standard for comparison with the fonts
>>> we find. */
>>> 3027
>>
>>> At conditional (1): "face == Qnil" taking false path
>>
>>> 3028 if (NILP (face))
>>> 3029 size = 0;
>>> 3030 else
>>> 3031 {
>>> 3032 /* This is of limited utility since it works with
>>> character
>>> 3033 widths. Keep it for compatibility. --gerd. */
>>
>>> Event var_deref_model: Variable "f" tracked as NULL was passed to a
>>> function that dereferences it. [model]
>>> Also see events: [assign_zero]
>> If f is NULL, then face=Qnil, so the false path of face==Qnil won't
>> be taken.
>>
> face could be Qnil upon entry to the function?
Sure, no problem: the problem report is when f==NULL and face!=Qnil.
Stefan