bug#37593: [core-updates] Linux-Libre fails to build on aarch64-linux

[Pierre Langlois]

Hi Marius,

Marius Bakke writes:

> Berlin fails to build "linux-libre" for AArch64 on the 'core-updates'
> branch.  Here is a recent attempt:
>
> https://ci.guix.gnu.org/build/1758844/details
>
> Log file for the latest build:
>
> https://ci.guix.gnu.org/log/aq2rnrmjsgnyk8vmsm7aa3mgdj39dcwh-linux-libre-5.2.17.drv
>
> This seems to be the salient bit:
>
> CC [M]  arch/arm64/lib/xor-neon.o
> In file included from 
> /gnu/store/nr1aw4i32h7rmxwmq7d2da0mwcwg551j-glibc-2.29/include/stdint.h:34:0,
>                  from 
> /gnu/store/yckkivhynk4hjcr0iry9vbcyc0lqqnxj-gcc-7.4.0-lib/lib/gcc/aarch64-unknown-linux-gnu/7.4.0/include/arm_neon.h:33,
>                  from ./arch/arm64/include/asm/neon-intrinsics.h:33,
>                  from arch/arm64/lib/xor-neon.c:11:
> /gnu/store/nr1aw4i32h7rmxwmq7d2da0mwcwg551j-glibc-2.29/include/bits/stdint-intn.h:27:19:
>  error: conflicting types for 'int64_t'
>  typedef __int64_t int64_t;
>                    ^~~~~~~
> In file included from ./include/linux/list.h:5:0,
>                  from ./include/linux/module.h:9,
>                  from arch/arm64/lib/xor-neon.c:10:
> ./include/linux/types.h:114:15: note: previous declaration of 'int64_t' was 
> here
>  typedef s64   int64_t;
>                ^~~~~~~
> In file included from 
> /gnu/store/nr1aw4i32h7rmxwmq7d2da0mwcwg551j-glibc-2.29/include/stdint.h:37:0,
>                  from 
> /gnu/store/yckkivhynk4hjcr0iry9vbcyc0lqqnxj-gcc-7.4.0-lib/lib/gcc/aarch64-unknown-linux-gnu/7.4.0/include/arm_neon.h:33,
>                  from ./arch/arm64/include/asm/neon-intrinsics.h:33,
>                  from arch/arm64/lib/xor-neon.c:11:
> /gnu/store/nr1aw4i32h7rmxwmq7d2da0mwcwg551j-glibc-2.29/include/bits/stdint-uintn.h:27:20:
>  error: conflicting types for 'uint64_t'
>  typedef __uint64_t uint64_t;
>                     ^~~~~~~~
> In file included from ./include/linux/list.h:5:0,
>                  from ./include/linux/module.h:9,
>                  from arch/arm64/lib/xor-neon.c:10:
> ./include/linux/types.h:112:15: note: previous declaration of 'uint64_t' was 
> here
>  typedef u64   uint64_t;
>                ^~~~~~~~
> make[1]: *** [scripts/Makefile.build:285: arch/arm64/lib/xor-neon.o] Error 1
> make: *** [Makefile:1073: arch/arm64/lib] Error 2
> make: *** Waiting for unfinished jobs....
>
> Not sure what's going on here.  Ideas?

Ha, that looks familiar, the same issue happened back in July:
https://lists.gnu.org/archive/html/guix-devel/2019-07/msg00175.html

I don't think we worked out what was the problem exactly though :-/

Thanks,
Pierre