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bug#61704: 29.0.60; Crash in get_narrowed_begv
From: |
martin rudalics |
Subject: |
bug#61704: 29.0.60; Crash in get_narrowed_begv |
Date: |
Thu, 23 Feb 2023 16:28:17 +0100 |
> I maintain that the bug is (was) most probably not in get_narrowed_*.
> I just built Emacs with the GTK, Lucid and no toolkits, I disabled
> everything (tool-bar, menu-bar, scroll-bar, fringe-mode 0), and even
> with that, after resizing the Emacs frame until it is literally a
> single pixel on screen, I'm not able to get (under emacs -Q) a window
> width or a height equal to 0 there. The smallest values I get are
> width = 2 and height = 1.
What you listed above is not likely to affect the height of a window -
it's the header, mode and tab lines that count more.
> That, the fact that this code has been there for a half year without a
> single reported crash (if resizing a window is enough to trigger such
> a crash, that would surely have happened already), and the fact that
> get_narrowed_* is not executed at all in the ediff control frame,
> means that there is a bug somewhere else.
Don't worry. What Po Lu saw is something I've seen in different forms
much earlier. Small frames can be a problem for redisplay.
martin
- bug#61704: 29.0.60; Crash in get_narrowed_begv, (continued)
- bug#61704: 29.0.60; Crash in get_narrowed_begv, martin rudalics, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Po Lu, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, martin rudalics, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Po Lu, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, martin rudalics, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Eli Zaretskii, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Po Lu, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Gregory Heytings, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Po Lu, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Gregory Heytings, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv,
martin rudalics <=
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Gregory Heytings, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, martin rudalics, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Eli Zaretskii, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, martin rudalics, 2023/02/23
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Po Lu, 2023/02/22
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Gregory Heytings, 2023/02/22
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Eli Zaretskii, 2023/02/22
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Po Lu, 2023/02/22
- bug#61704: 29.0.60; Crash in get_narrowed_begv, Gregory Heytings, 2023/02/22
bug#61704: 29.0.60; Crash in get_narrowed_begv, Eli Zaretskii, 2023/02/22