On 12/07/18 20:49 +0200, mskalick@xxxxxxxxxx wrote:
Dan Horák píše v St 11. 07. 2018 v 14:12 +0200:
On Wed, 11 Jul 2018 14:00:40 +0200
mskalick@xxxxxxxxxx wrote:
> Hi,
> during a discussion with upstream (MongoDB) they asked me about
> default Fedora C/C++ build flags. And I don't remember all Fedora
> System Wide changes where it was introduced,... so is there some
> place where it's described?
https://src.fedoraproject.org/rpms/redhat-rpm-config/blob/master/f/bu
ildflags.md
Thanks. Also does someone have any information how our flags affects
performance?
(which is also important for the upstream project)
Currently -D_GLIBCXX_ASSERTIONS has fairly negative effects on
performance of some code using the C++ standard library. GCC is not
able to optimise away as many of the checks as we initially thought.
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