[debbugs-tracker] bug#23368: closed (25.0.92; xftfont.c has got a bug)

[GNU bug Tracking System]

Your message dated Sat, 28 May 2016 13:52:05 +0300
with message-id <address@hidden>
and subject line Re: Solved! (Was: Re: bug#23368: 25.0.92; xftfont.c has got a 
bug)
has caused the debbugs.gnu.org bug report #23368,
regarding 25.0.92; xftfont.c has got a bug
to be marked as done.

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-- 
23368: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=23368
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> --- Begin Message ---
>
>
>
> Subject: 
>
> 25.0.92; xftfont.c has got a bug
>
>
>
>
> Date: 
>
> Mon, 25 Apr 2016 15:02:40 +0900
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>
>
>
> User-agent: 
>
> Wanderlust/2.15.9 (Almost Unreal) Emacs/25.0 Mule/6.0 (HANACHIRUSATO)
>
>
>
>
> Hello,
>
> With Emacs 25.0.92, Emacs 25.0.93, and Emacs 25.1.50, Emacs start to
> use 100% CPU.
> That is, afetr I start Wanderlust(MUA) on Emacs, and try to open some
> folders in it, Emacs starts to use 100% CPU, and unresposible.
>
> I investigated the latest Emacs with git bisect.
> As a result, I found that xftfont.c has got a bug as follows.
>
>
> --------------------------------------------------------------------
> address@hidden:/tmp/tes/emacs> git checkout emacs-25
> Branch emacs-25 set up to track remote branch emacs-25 from origin.
> Switched to a new branch 'emacs-25'
>
> address@hidden:/tmp/tes/emacs> git bisect start
>
> address@hidden:/tmp/tes/emacs> git bisect bad
>
> address@hidden:/tmp/tes/emacs> git bisect good emacs-25.0.91
> Bisecting: 182 revisions left to test after this (roughly 8 steps)
> [04f5525fbb961f6006280be340ca0f03df9e80a7] Make '.' associative, for easier 
> sexp navigation
>
> address@hidden:/tmp/tes/emacs> ./autogen.sh
>
> address@hidden:/tmp/tes/emacs> ./configure
>
> address@hidden:/tmp/tes/emacs> make bootstrap -j10
>
> test --  NG
>
> address@hidden:/tmp/tes/emacs> make clean
>
> address@hidden:/tmp/tes/emacs> git bisect bad
> Bisecting: 90 revisions left to test after this (roughly 7 steps)
> [06a872b71d6580e0699600844bb9526602437990] Fix redisplay on a TTY after 
> 'make-frame'
> [...]
> address@hidden:/tmp/tes/emacs> make bootstrap -j10
>
> test  --  OK
>
> address@hidden:/tmp/tes/emacs> make clean
>
> address@hidden:/tmp/tes/emacs> git bisect good
> Bisecting: 0 revisions left to test after this (roughly 1 step)
> [ec10ef95cf2a5309ec7cb74f1383860a13daa546] * lisp/apropos.el 
> (apropos-variable): Doc fix.  (Bug#22813).
>
> address@hidden:/tmp/tes/emacs> make bootstrap -j10
>
> test  --  NG
>
> address@hidden:/tmp/tes/emacs> make clean
>
> address@hidden:/tmp/tes/emacs> git bisect bad
> Bisecting: 0 revisions left to test after this (roughly 0 steps)
> [d2dd614716e34edb5891e58c029741cd6b32217d] Remove unneeded workaround in 
> xftfont.c
>
> ---------------------------------------------------------------------
>
> ※ test = Start Emacs & Wanderlust, then try to open the folder in
> Wanderlust. OK means "can open without any problem", NG means "Emacs
> eat 100% CPU).
>
> ---
>  Masaru Nomiya             mail-to: nomiya @ galaxy.dti.ne.jp
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: Solved! (Was: Re: bug#23368: 25.0.92; xftfont.c has got a bug)
>
>
>
>
> Date: 
>
> Sat, 28 May 2016 13:52:05 +0300
>
>
>
>
> > Date: Sat, 28 May 2016 19:44:13 +0900
> > From: 野宮　賢 / NOMIYA Masaru
> >  <address@hidden>
> > 
> > > Can you try the latest sources from the emacs-25 branch of the Emacs
> > > repository, and see if setting xft-font-ascent-descent-override to a
> > > non-nil value solves the problem even when fontconfig 2.11.1 is used?
> > 
> > Yes, solved!
>
> Thanks.  So I'm marking the bug as done.
>
>
> --- End Message ---