[musl] Re: Aalbus linux : a musl/llvm libc++ based distro

[Jens Staal <staal1978@gmail.com>]

On Fri, Jan 08, 2021 at 11:01:45AM +0100, Jens Staal wrote:
> On Thu, Jan 07, 2021 at 05:27:35AM +0100, Jens Staal wrote:
> > 
> > Based on the recent announcements of compiler-rt being fixed for musl I
> > think it is relatively timely. At this moment I am using the ngtc
> > patches but hope to re-build the toolchain soon with the upstream
> > solution.
> >
> 
> It has now been rebuilt with upstream so vanilla llvm seems to work now.
> 
> > I am also experimenting with building musl libc with kati + samurai
> > (Ninja) as an alternative to gmake (default make in Aalbus is bmake).
> > 
> 
> If anyone is interested, this is the error output I get at the moment
> when I try to build musl with ckati instead of gmake:
> 
> ld.lld: error: undefined hidden symbol: __dls2
> >>> referenced by dlstart.c
> >>>               lto.tmp:(_dlstart_c)
> >>> did you mean: __dls3
> >>> defined in: lto.tmp
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> *** [lib/libc.so] Error 1
>

Oops sorry about the noise. Just when I wrote this, I saw that Gentoo
had hit the same bug with musl when -flto is set in CFLAGS. Removing
that actually makes it work!

So ckati CAN be used as an alternative to gmake for musl.

> 
> so something ckati does with the ld.lld linker in the generation of the
> build.ninja file is not working for musl. The linker is working and ckati is
> working on other projects (including itself)
> 
> 
> >