Compiling sparc/leon3 with clang

[Gedare Bloom]

On Tue, Jul 30, 2019 at 11:09 PM Sebastian Huber
<sebastian.huber at embedded-brains.de> wrote:
>
> On 31/07/2019 01:23, Gedare Bloom wrote:
> > Hello folks,
> >
> > I'm trying to compile leon3 with clang, because I'm under the
> > impression it should be possible. I got as far as
> > mv -f base_sp/.deps/base_sp-apptask.Tpo base_sp/.deps/base_sp-apptask.Po
> > clang -target sparc-rtems5 -ccc-gcc-name sparc-rtems5-gcc
> > -mcpu=leon3 -O2 -g -ffunction-sections -fdata-sections -Wall
> > -Wmissing-prototypes -Wimplicit-function-declaration
> > -Wstrict-prototypes -Wnested-externs -B./../../lib/libbsp/sparc/leon3
> > -B/mnt/devel/rtems/rtems/bsps/sparc/leon3/start -qrtems
> > -L./../../cpukit -L/mnt/devel/rtems/rtems/bsps/sparc/shared/start
> > -Wl,--wrap=printf -Wl,--wrap=puts -Wl,--wrap=putchar -Wl,--gc-sections
> > -o base_sp.exe base_sp/base_sp-init.o base_sp/base_sp-apptask.o
> > ./../../lib/libbsp/sparc/leon3/librtemsbsp.a
> > ./../../cpukit/librtemscpu.a ./../../cpukit/librtemstest.a
> > clang-10: error: unknown argument: '-qrtems'
> > Makefile:665: recipe for target 'base_sp.exe' failed
> > make[5]: *** [base_sp.exe] Error 1
> > make[5]: Leaving directory
> > '/mnt/devel/rtems/builds/b-erc32-clang/sparc-rtems5/c/leon3/testsuites/samples'
> >
> > Any advice how to get past this qrtems error?
>
> The -qrtems is an RTEMS-specific GCC option.  See also:
>
> https://lists.rtems.org/pipermail/devel/2018-September/023095.html
> https://lists.rtems.org/pipermail/devel/2019-June/026396.html
>
I don't see any resolution from this matter. Is there a path forward,
or what is the hard part?

-Gedare

> --
> Sebastian Huber, embedded brains GmbH
>
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