[AMD64] X.org build eats all the memory when compiled with GCC 4.2

Roman Divacky rdivacky at freebsd.org
Sun Jun 17 06:56:29 UTC 2007

On Sat, Jun 16, 2007 at 03:44:07PM -0700, Garrett Cooper wrote:
> Claus Guttesen wrote:
> >>I recompiled X.org yesterday and hit the following problem
> >>(1 week old -current, yesterdays packages, AMD64) -- when compiling
> >>files in
> >>/usr/ports/x11-servers/xorg-server/work/xorg-server-1.2.0/hw/xfree86/scanpci 
> >>
> >>directory, there are huge .h files - about 4mb. when compiler uses -O2
> >>or -O option it eats all available memory and then gets killed by the
> >>system.
> >>Without -O/O2 option compile works just as expected.
> >>
> >>Now -- should I file a PR or it's known bug?
> >
> >No, but you  should read the archives. Requires more than 1 GB of swap.
> >
> It's a known bug that isn't going to be fixed until gcc 4.2.1.
> -Garrett

I also noticed problems with compiling gcc itself on 512M RAM + 1G swap on i386
with -Os (change to -O2 fixed that)

could we import the fix from gcc to ship better gcc in 7.0R?


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