On Sun, Feb 25, 2018 at 11:04:46AM +0100, Florian Weimer wrote:
> Some packages use LTO (link-time optimization) with the GNU toolchain.
>
> In the past, this was problematic because the generated debugging
> information was not quite usable. Today, it causes problems with
> some of the hardening quality control tooling because the annobin
> GCC plug-in may not be active when the final LTO link with new code
> generation happens (bug 1548821).
>
> What's our current take on using LTO for Fedora package builds?
systemd would like to use it. Currently linking with lto causes
a crash during debuginfo generation in rawhide:
https://bugzilla.redhat.com/show_bug.cgi?id=1543912 ("rpmbuild: crash in
debuginfo generation with lto").
Zbyszek
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