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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug ipa/114698] [12/13/14 regression] dcfldd produces wrong sha256
 sum on ppc64le and -O3 since r12-5244-g64f3e71c302b4a
Date: Thu, 11 Apr 2024 19:06:42 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D114698

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |WAITING

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #3)
>         uint8_t buffer[SHA256_BLOCK_LENGTH];
>=20
>         W256 =3D (sha2_word32*)context->buffer;
>=20
> This is starting to smell like the code is violating strict aliasing rules
> ...

The patch in  https://github.com/NetBSD/pkgsrc/issues/122  applies directly
here too.=