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Thu, 24 Oct 2024 12:04:52 -0700 (PDT) From: Vagrant Cascadian In-Reply-To: References: <14ed9ebaa4c203c17aacbd514597c0030a07a44f.camel@librehacker.com> Date: Thu, 24 Oct 2024 12:04:45 -0700 Message-ID: <87y12d8gqa.fsf@wireframe> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: bug-guix-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US X-Migadu-Spam-Score: -4.55 X-Spam-Score: -4.55 X-Migadu-Queue-Id: 3BC4C792DE X-Migadu-Scanner: mx13.migadu.com X-TUID: wvAMPDjyfCQz --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On 2023-01-16, kiasoc5 wrote: > Is this bug fixed yet? > > If not, seeing that this issue was motivated by an illegal instruction,=20 > we can use compile flags to disable SSE and other platform-dependent=20 > optimizations and investigate further. > > WDYT? > > https://github.com/Genivia/ugrep#other-platforms-step-3-build =2D-disable-sse2 disable SSE2 and AVX optimizations =2D-disable-avx2 disable AVX2 and AVX512BW optimizations, but compile with = SSE2 when supported =2D-disable-neon disable ARM NEON/AArch64 optimizations Seems like --disable-sse2 on x86_64 and x86 (32-bit) and --disable-neon (armhf, maybe aarch64) would be needed to make the build independent of which cpu it runs on. FWIW, debian disables several of these (--disable-sse2 and =2D-disable-neon), although also passes --disable-avx which is not mentione= d in the upstream documentation, although is present in configure.ac... https://salsa.debian.org/debian/ugrep/-/blob/7e2383dfaec23d58587f53c31ce4= 6ef884513975/debian/rules#L5-13 live well, vagrant --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEARYKAB0WIQRlgHNhO/zFx+LkXUXcUY/If5cWqgUCZxqaTgAKCRDcUY/If5cW qrSCAQDZacQxjSHwtsdUf4W1AJUiushWSf8MukG6l8ScMbCRNgEAo8qrWXJMyBtN RgGG3rNtQacLJT3oghbHIEjRguWimgM= =DK8c -----END PGP SIGNATURE----- --=-=-=--