[Buildroot] [PATCH 09/16] toolchain-buildroot: don't show musl on noMMU platforms

[Thomas Petazzoni <thomas.petazzoni@free-electrons.com>]

Dear Arnout Vandecappelle,

On Thu, 17 Mar 2016 00:26:38 +0100, Arnout Vandecappelle wrote:
> On 03/16/16 22:43, Thomas Petazzoni wrote:
> > While musl has recently gained noMMU support for the sh2 platform, we
> > don't support this yet. So for the time being, let's not show musl as
> > an available C library on noMMU platforms. This is for example
> > important on ARM noMMU: ARM is supported by musl, but not its noMMU
> > variants.
> >
> > Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
> > ---
> >   toolchain/toolchain-buildroot/Config.in | 3 +++
> >   1 file changed, 3 insertions(+)
> >
> > diff --git a/toolchain/toolchain-buildroot/Config.in b/toolchain/toolchain-buildroot/Config.in
> > index ea290eb..1fba06b 100644
> > --- a/toolchain/toolchain-buildroot/Config.in
> > +++ b/toolchain/toolchain-buildroot/Config.in
> > @@ -94,6 +94,9 @@ config BR2_TOOLCHAIN_BUILDROOT_MUSL
> >   	depends on !BR2_powerpc_SPE # not supported, build breaks
> >   	# Unsupported for MIPS R6
> >   	depends on !BR2_mips_32r6 && !BR2_mips_64r6
> > +	# sh2 nommu is supported by musl, but we don't have support
> > +	# for it yet in Buildroot.
> 
>   We don't have support for sh2 at all, and also we used to have it, so I 
> wouldn't use 'yet'. Better: we don't have support for sh2 in Buildroot.

We do have sh2a in the choice of sub-architectures for SuperH:

config BR2_sh2a
	bool "sh2a (SH2A big endian)"

Whether it works well or not is a different question, but saying that
we don't have support for sh2 at all is not quite correct.

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com