Re: [Qemu-devel] [6028] target-ppc: use -Werror to make sure no new warning is added

[Kirill A. Shutemov]

On Sun, Dec 14, 2008 at 05:56:16PM +0100, Aurelien Jarno wrote:
> On Sun, Dec 14, 2008 at 03:09:28PM +0000, Stuart Brady wrote:
> > On Sun, Dec 14, 2008 at 11:12:28AM +0000, Aurelien Jarno wrote:
> > > Log Message:
> > > -----------
> > > target-ppc: use -Werror to make sure no new warning is added
> > 
> > make -C ppc-softmmu all
> > make[1]: Entering directory `.../qemu/ppc-softmmu'
> > gcc ... .../qemu/vl.c
> > cc1: warnings being treated as errors
> > .../qemu/vl.c: In function 'host_alarm_handler':
> > .../qemu/vl.c:1352: error: ignoring return value of 'write', declared
> >  with attribute warn_unused_result
> > .../qemu/vl.c: In function 'main':
> > .../qemu/vl.c:5202: error: ignoring return value of 'write', declared
> >  with attribute warn_unused_result
> > .../qemu/vl.c:5515: error: ignoring return value of 'chdir', declared
> >  with attribute warn_unused_result
> > make[1]: *** [vl.o] Error 1
> > make[1]: Leaving directory `.../qemu/ppc-softmmu'
> > make: *** [subdir-ppc-softmmu] Error 2
> 
> Which compiler are you using? I don't have those warnings.

This warnings generate when glibc built with enabled FORTIFY_SOURCE.

-- 
Regards,  Kirill A. Shutemov
 + Belarus, Minsk
 + ALT Linux Team, http://www.altlinux.org/

signature.asc
Description: Digital signature