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Re: Latest 64 bit test stuff on sourceware


On Feb 18 11:51, Andy Koppe wrote:
> On 18 February 2013 11:44, Corinna Vinschen wrote:
> > On Feb 17 10:37, Corinna Vinschen wrote:
> >> On Feb 16 22:47, Ken Brown wrote:
> >> > On 2/16/2013 5:17 PM, Peter Rosin wrote:
> >> > >3. The config.status scripts generated by the configure scrips
> >> > >I have tested are not working (all Makefiles end up empty), but
> >> > >I suspect that's some issue between autoconf and dash. So far it
> >> > >has worked to run ./config.status from plain old non-64-cygwin
> >> > >between configure and make.
> >> >
> >> > I made a first attempt to build emacs.  I had the same problem as
> >> > Peter with all Makefiles being empty.  In addition, the configure
> >>
> >> Yup, confirmed.  Looks like a gawk thingy.
> >
> > Baaaaaad bug in Cygwin.  The ReadFile OS function expects a pointer to
> > a DWORD variable (always 4 byte) to return the number of bytes read.
> > Cygwin provides a pointer to a size_t variable (4 bytes on i686, 8 bytes
> > on x86_64).  Given the lots of scenarios in which this core function
> > is used, it's a miracle that other applications worked at all.
> >
> > I'm curious how many of these little buggers still lurk in the code...
> 
> Shouldn't the compiler catch that sort of error?

Not when using a cast.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat


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