commit: d6abfc2b87604431291c7dd04a4a33b23a420366 Author: Sam James <sam <AT> gentoo <DOT> org> AuthorDate: Wed Mar 17 23:26:12 2021 +0000 Commit: Lars Wendler <polynomial-c <AT> gentoo <DOT> org> CommitDate: Mon Mar 22 08:57:44 2021 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=d6abfc2b
sys-libs/zlib-ng: disable unaligned access We've discussed this in the past for sys-libs/zlib and we've avoided enabling it there for now, although e.g. Debian did at the last time I checked. It's undefined behaviour and risky, even where it does (appear to) work on e.g. amd64. See: https://github.com/gentoo/gentoo/pull/17167 Signed-off-by: Sam James <sam <AT> gentoo.org> Signed-off-by: Lars Wendler <polynomial-c <AT> gentoo.org> sys-libs/zlib-ng/zlib-ng-2.0.1-r1.ebuild | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sys-libs/zlib-ng/zlib-ng-2.0.1-r1.ebuild b/sys-libs/zlib-ng/zlib-ng-2.0.1-r1.ebuild index bb16ca91c10..5fd01079542 100644 --- a/sys-libs/zlib-ng/zlib-ng-2.0.1-r1.ebuild +++ b/sys-libs/zlib-ng/zlib-ng-2.0.1-r1.ebuild @@ -28,6 +28,10 @@ src_configure() { local mycmakeargs=( -DZLIB_COMPAT="$(usex compat)" -DZLIB_ENABLE_TESTS="$(usex test)" + # Unaligned access is controversial and undefined behaviour + # Let's keep it off for now + # https://github.com/gentoo/gentoo/pull/17167 + -DWITH_UNALIGNED="OFF" ) cmake_src_configure }
