Correct solution is to provide __builtin_trap ourselves. Likely it would be
a wrapper around grub_abort
Le mar. 14 juin 2022, 15:37, Darren Kenny <darren.ke...@oracle.com> a
écrit :
> clang expands the abort function to __builtin_trap, but that cannot be
> exported.
>
> The script that generates the symlist.c file should also exclude any
> symbols that start with __builtin_.
>
> Signed-off-by: Darren Kenny <darren.ke...@oracle.com>
> ---
> grub-core/gensymlist.sh | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/grub-core/gensymlist.sh b/grub-core/gensymlist.sh
> index 5074ef6aad58..a2e5b85d0a71 100644
> --- a/grub-core/gensymlist.sh
> +++ b/grub-core/gensymlist.sh
> @@ -58,6 +58,7 @@ EOF
>
> (while read LINE; do echo $LINE; done) \
> | grep -v '^#' \
> + | grep -v 'EXPORT_FUNC *(__builtin_[a-zA-Z0-9_]*)' \
> | sed -n \
> -e '/EXPORT_FUNC *([a-zA-Z0-9_]*)/{s/.*EXPORT_FUNC
> *(\([a-zA-Z0-9_]*\)).*/ {"\1", \1, 1},/;p;}' \
> -e '/EXPORT_VAR *([a-zA-Z0-9_]*)/{s/.*EXPORT_VAR
> *(\([a-zA-Z0-9_]*\)).*/ {"\1", (void *) \&\1, 0},/;p;}' \
> --
> 2.31.1
>
>
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