[Skiboot] [PATCH 00/13] Support building with clang

Balbir Singh bsingharora at gmail.com
Wed May 2 19:05:20 AEST 2018

On Wed, 2018-05-02 at 18:07 +0930, Joel Stanley wrote:
> Hello Skibooters!
> This series contains cleanups and modifications that are required to
> build skiboot with clang.
> If you want to try it out:
>  $ sudo apt-get install clang
>  $ make CC=clang
> I've done all of my testing with clang-7 (trunk). Clang 6 works fine
> too, but earlier versions have a number of issues.
> Most of the patches could be considered cleanup or have no impact on GCC
> builds.
> The last three that change the make file are quite clang specific, but
> again have no impact on normal building of skiboot.
> Please test, and if they look good, merge! I have plans down the track
> for using clang to improve our code quality.
> Cheers,
> Joel
> Joel Stanley (13):
>   asm: Fix up assembly for clang
>   cpu.h: Use this_cpu through accessor
>   cpu.h: implement this_cpu for clang
>   libflash/ecc: disable asm version for clang
>   processor.h: implement sndmsg instructions
>   Makefile: Use LD to link the final binary
>   Fix asm-offsets generation
>   pci-quirk: Fix initiliser warning
>   imc: Remove extra parentheses in test
>   fsp: Fix msg vaargs usage
>   Makefile: Put some ppc options behind try-cflag tests
>   Makefile: Add additional flags when using clang
>   Makefile: Disable warnings to make clang happy

These patches don't seem to be in order, in the sense that I'd expect
the first patch to fix the Makefile for -ffixed-reg and -m* and -Wl.
Then fix the files that don't compile, etc

Balbir Singh.

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