This is the mail archive of the
cygwin
mailing list for the Cygwin project.
Re: 1.5.25: gcc/gomp crash
- From: robs <aquegg at yahoo dot co dot uk>
- To: cygwin at cygwin dot com
- Date: Fri, 10 Jul 2009 16:00:19 +0000 (GMT)
- Subject: Re: 1.5.25: gcc/gomp crash
On Friday 10 Jul 2009, you wrote:
> 2009/7/10 robs:
> > Compiling and running the attached gomp test code crashes (or sometimes
>
> locks up) on a dual core PC.
>
> > I.e.
> > gcc -fopenmp -lgomp gomp-test.c
> > ./a.exe
> > crashes. ?If invoked as
> > ./a.exe 1
> >
> > however, the program is run single-threaded and completes correctly.
>
> Neither ./a nor ./a 1 crash after several retries on my single-core CORE2
> T7200.
> gcc (GCC) 4.3.2 20080827 (beta) 2
Yes, this problem seems to occur only on dual (or more) core. BTW, the same test works fine under linux (gcc 4.3.3) on the same dual core PC that crashes under cygwin.
/Rob
--
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