More new AIX errors

[Jonathan Wakely]

On 26/11/20 22:33 +0000, Jonathan Wakely wrote:
>On 26/11/20 15:33 -0500, David Edelsohn via Libstdc++ wrote:
>>Hi, Jonathan
>>
>>Thanks for the recent fixes.  I still see a few errors that have crept
>>in on AIX.  All the same:
>>
>>FAIL: 17_intro/headers/c++2020/all_no_rtti.cc (test for excess errors)
>>FAIL: 17_intro/headers/c++2020/all_pedantic_errors.cc (test for excess errors)
>>FAIL: 17_intro/headers/c++2020/operator_names.cc (test for excess errors)
>>FAIL: 17_intro/headers/c++2020/stdc++.cc (test for excess errors)
>>FAIL: 17_intro/headers/c++2020/stdc++_multiple_inclusion.cc (test for
>>excess errors)
>>
>>/tmp/GCC/powerpc-ibm-aix7.2.3.0/libstdc++-v3/include/latch:64: error:
>>'notify_all' is not a member of 'std::__atomic_impl'
>>/tmp/GCC/powerpc-ibm-aix7.2.3.0/libstdc++-v3/include/latch:75: error:
>>'__atomic_wait' is not a member of 'std'; did you mean
>>'__atomic_val_t'?
>>
>>Can you take a look when you have a moment?
>
>I think that was caused by r11-5436 which added <latch> to the
>precompiled header <bits/stdc++.h>, and <latch> incorrectly assumes
>that the atomic waiting functions are always available. They're not
>available for the gthr-single.h multilib on AIX.
>
>I'm testing the fix now.

And here it is. Committed to trunk.


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