On Tue, Apr 18, 2023 at 8:31 AM Iain Sandoe via Gcc-patches
<gcc-patches@gcc.gnu.org> wrote:
>
> Tested on x86_64-darwin21,22, pushed to trunk, needed on 13.1,
OK for branch.
> thanks
> Iain
>
> --- 8< ---
>
> The mechanism for location dyld has altered from Darwin22 since dyld is now
> in the shared cache. The implemented mechanism for walking the cache uses
> Apple Blocks which GCC does not yet support, and the fallback to the original
> mechanism does not work there.
>
> Until a suitable work-around can be found, unsupport Darwin22+.
>
> Signed-off-by: Iain Sandoe <i...@sandoe.co.uk>
>
> libsanitizer/ChangeLog:
>
> * configure.tgt: Unsupport Darwin22+ until a mechanism can be found
> to locate dyld in the shared cache.
> ---
> libsanitizer/configure.tgt | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libsanitizer/configure.tgt b/libsanitizer/configure.tgt
> index 90b5eaffc48..d24566a2343 100644
> --- a/libsanitizer/configure.tgt
> +++ b/libsanitizer/configure.tgt
> @@ -65,7 +65,7 @@ case "${target}" in
> HWASAN_SUPPORTED=yes
> fi
> ;;
> - x86_64-*-darwin2* | x86_64-*-darwin1[6-9]* | i?86-*-darwin1[6-8]*)
> + x86_64-*-darwin2[01]* | x86_64-*-darwin1[6-9]* | i?86-*-darwin1[6-8]*)
> TSAN_SUPPORTED=no
> EXTRA_CXXFLAGS="${EXTRA_CXXFLAGS} -Wl,-undefined,dynamic_lookup"
> ;;
> --
> 2.37.1 (Apple Git-137.1)
>
