This is the mail archive of the
cygwin
mailing list for the Cygwin project.
Re: Cygwin 1.7: Concurrency Issue with Shared State Initialization
On Mar 12 16:48, Schmidt, Oliver wrote:
> Hi,
>
> > Does the patch help?
>
> As the issue is sporadic it's not that easy to come up with a conclusive
> answer...
>
> I downloaded http://cygwin.com/snapshots/cygwin1-20100309.dll.bz2,
> unpacked and renamed the DLL and used it as drop-in replacement to the
> 1.7.1 DLL.
>
> I experienced three times by now the effect that echo.exe "hangs" without
> using significant CPU time. Attaching a MSVC debugger I could only find
> out that in all three cases the executable stays in this endless loop:
>
> 7D6373D2 cmp dword ptr ds:[7D6A0220h],edi
> 7D6373D8 jne 7D628061
> 7D6373DE lea eax,[ebp-28h]
> 7D6373E1 push eax
> 7D6373E2 push ebx
> 7D6373E3 call 7D61CCB1
> 7D6373E8 cmp eax,ebx
> 7D6373EA jge 7D6373D2
What about building the Cygwin DLL with debug symbols and using the GDB
debugger instead of MSVC? The latter doesn't grok the Dwarf-2 debugging
format.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Project Co-Leader cygwin AT cygwin DOT com
Red Hat
--
Problem reports: http://cygwin.com/problems.html
FAQ: http://cygwin.com/faq/
Documentation: http://cygwin.com/docs.html
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple