GNU bug report logs - #13046
23.4; Minimal Example to freeze emacs C++ mode (nasty interaction between templates & windows endline characters )

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Message #39 received at 13046 <at> debbugs.gnu.org (full text, mbox):

From: John Smith <drefleladi <at> gmail.com>
To: Alan Mackenzie <acm <at> muc.de>
Cc: 13046 <at> debbugs.gnu.org
Subject: Re: bug#13046: 23.4; Minimal Example to freeze emacs C++ mode (nasty
	interaction between templates & windows endline characters )
Date: Sat, 15 Dec 2012 19:01:51 +0100

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Hello,

I confirm that the patch indeed works for my work-file (which is a tad more
complicated than my contrived example)

Thanks,
Fred

On Sun, Dec 9, 2012 at 5:58 PM, Alan Mackenzie <acm <at> muc.de> wrote:

> On Fri, Dec 07, 2012 at 05:34:32AM +0100, John Smith wrote:
> > Damn you.
> > I *told* you that I didn't have the time & skills to look into this
> further
> > and you being so-nice-and-all guilt forced me into doing it :)
>
> > ok, so a few take-aways from giving advices to an emacs noob:
>
> > -on ubuntu the distribution only packages compiled lisp files so one
> needs
> > to add a special package to get the sources
>
> > -*In either case you can find it for sure with C-h f c-mode <ret>, and
> > click/type CR on the file name.  Then do C-x C-v to see where it is.*
> > I could switch to the C-mode but never understood what "*click/type CR on
> > the file name"* was supposed to mean. Anyways I found the file.
>
> > -the patch didn't work since the lines you removed changed a bit between
> > 23.4 and HEAD, but I worked around it.
>
> > -like all good things there are dependencies: cc-defs.el for one and
> > friends, I had to fetch them
>
> Sorry, I'd forgotten about the dependencies.
>
> > -mmh, it doesn't byte compile. actually, even vanilla unpatched file
> > doesn't byte-compile:
> > In c-declare-lang-variables:
> > cc-engine.el:162:28:Warning: reference to free variable
> >     `c-lang-variable-inits'
> > cc-engine.el:163:1:Error: Symbol's value as variable is void:
> > c-lang-variable-inits
>
> > I tried commenting out that line but no such luck.
> > I guess this is a trivial problem and I need to build something else but
> > mmh what? I'm stuck.
> > Years of devs in heaps of languages and yet I'm so helpless with this
> one.
>
> c-lang-variable-inits is needed at compile time, and is in a different
> file.  It would probably be easiest at this stage just to compile the
> entire CC Mode.  To do this, get all the files cc-*.el (there are 17)
> gunzipped, and give this at the command line (not within Emacs):
>
> $ emacs -Q -batch -f batch-byte-compile cc-*.el
>
> > Cheers and thanks for the trip.
>
> :-)
>
> > John
>
> --
> Alan Mackenzie (Nuremberg, Germany).
>

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