Hi,

Thanks for your reply and advise.

> If changing the optimization level turns out to be the right fix, I
> would prefer to see this change made in the Makefile instead of
> git-compat-util.h.

Yes, I see.
I think so.
I shuld write optimization level change code to Makefile instead of
git-compat-util.h.


2013/9/26 Jonathan Nieder <jrnieder@gmail.com>

> (cc-ing the Git for Windows maintainers)
> Hi,
>
> Wataru Noguchi wrote:
>
> > Git for Windows crashes when clone Japanese multibyte repository.
> > - Japanese Base Encoding is Shift-JIS.
> > - It happens Japanese multibyte directory name and too-long directory
> path
> > - Linux(ex. Ubuntu 13.04 amd64) can clone normally.
> > - example repository is here:
> >
> > git clone https://github.com/wnoguchi/mingw-checkout-crash.git
> >
> > - The reproduce crash repository contains following file only.
> >   - following directory and file name is encoded for this commit log.
> >   - actually file name is decoded.]
> >
> %E6%97%A5%E6%9C%AC%E8%AA%9E%E3%83%87%E3%82%A3%E3%83%AC%E3%82%AF%E3%83%88%E3%83%AA%201-long-long-long-dirname/%E6%97%A5%E6%9C%AC%E8%AA%9E%E3%83%87%E3%82%A3%E3%83%AC%E3%82%AF%E3%83%88%E3%83%AA%202-long-long-long-dirname/%E6%97%A5%E6%9C%AC%E8%AA%9E%E3%83%87%E3%82%A3%E3%83%AC%E3%82%AF%E3%83%88%E3%83%AA%203-long-long-long-dirname/%E6%97%A5%E6%9C%AC%E8%AA%9E%E3%83%87%E3%82%A3%E3%83%AC%E3%82%AF%E3%83%88%E3%83%AA%204-long-long-long-dirname/%E6%97%A5%E6%9C%AC%E8%AA%9E%E3%83%87%E3%82%A3%E3%83%AC%E3%82%AF%E3%83%88%E3%83%AA%205-long-long-long-dirname/%E3%81%AF%E3%81%98%E3%82%81%E3%81%AB%E3%81%8A%E8%AA%AD%E3%81%BF%E3%81%8F%E3%81%A0%E3%81%95%E3%81%84.txt
> > - only one commit.
> >
> > This commit reduce gcc optimization level from O2 to O1 when MinGW
> Windows environment.
> >
> > Signed-off-by: Wataru Noguchi <wnoguchi.0727@gmail.com>
>
> Thanks.
>
> > ---
> >  git-compat-util.h | 2 ++
> >  1 file changed, 2 insertions(+)
> >
> > diff --git a/git-compat-util.h b/git-compat-util.h
> > index a31127f..394c23b 100644
> > --- a/git-compat-util.h
> > +++ b/git-compat-util.h
> > @@ -90,6 +90,8 @@
> >  #define WIN32_LEAN_AND_MEAN  /* stops windows.h including winsock.h */
> >  #include <winsock2.h>
> >  #include <windows.h>
> > +/* reduce gcc optimization level to 1 */
> > +#pragma GCC optimize ("O1")
> >  #define GIT_WINDOWS_NATIVE
> >  #endif
>
> Do you know why reducing the optimization level avoids a crash?
> Perhaps this is just masking the symptoms and the problem is still
> lurking.
>
> If changing the optimization level turns out to be the right fix, I
> would prefer to see this change made in the Makefile instead of
> git-compat-util.h.  That way, the user building can still easily
> override the optimization settings to -O0 if they want to during a
> debugging session.
>
> What do you think?
>
> Hope that helps,
> Jonathan
>

Thanks.


-- 
===========================
  Wataru Noguchi
  wnoguchi.0727@gmail.com
  http://wnoguchi.github.io/
===========================

-- 
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