Am Sonntag, 4. Februar 2018, 15:03:28 CET schrieb tuxic@posteo.de:
> Hi,
> 
> I still have the problem of failed builds due to an
> 'undefined reference to `__alloca''. I recompiled
> gcc/glibc and I am using linux-4.15.1 (from kernel.org)
> with linux-headers 4.15. .
> 
> Affected are (at least) cdrdao and kbuild.
> 

What's your sys-libs/glibc ?!

-- 
Andreas K. Hüttel
dilfridge@gentoo.org
Gentoo Linux developer
(council, toolchain, perl, libreoffice, comrel)