Re: RFA (libstdc++): PATCH to implement C++17 over-aligned new

[Jason Merrill <jason at redhat dot com>]

Does this help?

On Tue, Sep 13, 2016 at 8:32 AM, Andreas Schwab <schwab@linux-m68k.org> wrote:
> On Sep 12 2016, Jason Merrill <jason@redhat.com> wrote:
>
>> I'm checking in this patch, which should fix the remaining issues:
>
> Unfortunatly that breaks a few other tests:
>
> FAIL: g++.dg/cpp0x/alignas5.C  -std=c++11 (test for excess errors)
> FAIL: g++.dg/cpp0x/alignas5.C  -std=c++14 (test for excess errors)
> FAIL: g++.dg/cpp0x/gen-attrs-21.C  -std=c++11 (test for excess errors)
> FAIL: g++.dg/cpp0x/gen-attrs-21.C  -std=c++14 (test for excess errors)
> FAIL: g++.dg/cpp0x/gen-attrs-51.C  -std=c++11 (test for excess errors)
> FAIL: g++.dg/cpp0x/gen-attrs-51.C  -std=c++14 (test for excess errors)
> FAIL: g++.dg/cpp0x/gen-attrs-54.C  -std=c++11 (test for excess errors)
> FAIL: g++.dg/cpp0x/gen-attrs-54.C  -std=c++14 (test for excess errors)
> FAIL: g++.dg/ipa/devirt-33.C   (test for excess errors)
> FAIL: g++.dg/lookup/name-clash11.C  -std=gnu++11 (test for excess errors)
> FAIL: g++.dg/lookup/name-clash11.C  -std=gnu++14 (test for excess errors)
> FAIL: g++.dg/pr67989.C   (test for excess errors)
>
> They all fail with "warning: requested alignment %d is larger than 2
> [-Wattributes]".
>
> Andreas.
>
> --
> Andreas Schwab, schwab@linux-m68k.org
> GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
> "And now for something completely different."

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