> On 9 Sep 2022, at 19:36, Rainer Orth <r...@cebitec.uni-bielefeld.de> wrote:
>
>> Here's a complete patch that combines the various incremental patches
>> that have been going around. I'm testing this now.
>>
>> Please take a look.
>
> unfortunately, this patch broke macOS bootstrap (seen on
> x86_64-apple-darwin11.4.2):
>
> In file included from
> /var/gcc/regression/master/10.7-gcc/build/x86_64-apple-darwin11.4.2/libstdc++-v3/include/bits/shared_ptr_atomic.h:33,
> from
> /var/gcc/regression/master/10.7-gcc/build/x86_64-apple-darwin11.4.2/libstdc++-v3/include/memory:78,
> from
> /vol/gcc/src/hg/master/darwin/libstdc++-v3/include/precompiled/stdc++.h:82:
> /var/gcc/regression/master/10.7-gcc/build/x86_64-apple-darwin11.4.2/libstdc++-v3/include/bits/atomic_base.h:
> In function 'bool std::__atomic_impl::__compare_exchange(_Tp&, _Val<_Tp>&,
> _Val<_Tp>&, bool, std::memory_order, std::memory_order)':
> /var/gcc/regression/master/10.7-gcc/build/x86_64-apple-darwin11.4.2/libstdc++-v3/include/bits/atomic_base.h:1008:49:
> error: expected primary-expression before ',' token
> 1008 | __weak, int(__s), int(__f)))
> | ^
> /var/gcc/regression/master/10.7-gcc/build/x86_64-apple-darwin11.4.2/libstdc++-v3/include/bits/atomic_base.h:1017:50:
> error: expected primary-expression before ',' token
> 1017 | __weak, int(__s), int(__f));
> | ^
>
> Darwin gcc predefines __weak= in gcc/config/darwin-c.cc (darwin_cpp_builtins).
yes, __weak and __strong are Objective C things (in principle, applicable to
non-Darwin targets
using NeXT runtime - there is at least one such target).
Iain
