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bug#16128: 24.3.50; SIGSEGV at font.c:2901 : eassert (FRAME_DISPLAY_INFO

From: Noam Postavsky
Subject: bug#16128: 24.3.50; SIGSEGV at font.c:2901 : eassert (FRAME_DISPLAY_INFO (font->frame)->n_fonts);
Date: Fri, 15 Jun 2018 07:51:19 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux)

close 16128 

Dmitry Antipov <address@hidden> writes:

> On 12/13/2013 06:24 PM, Nicolas Richard wrote:
>> Sorry I cannot confirm.
> Yes, this is somewhat more serious than I suspected before.  When the frame 
> is gone,
> 'struct frame' memory may be reused for other object and so we can't rely on 
> anything
> under 'font->frame' pointer.  This approach probably requires a kind of 
> reference
> counting system, which will trigger even more potentially dangerous changes.
> With all my regrets, I'm reverting 2013-12-12 font-related change - although 
> I believe
> in that this is Right Thing (TM) in general, this code needs more work :-(.

Since there was no further response, I guess that revert fixed it.

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