Bug#778163: vim: ftbfs with GCC-5

James McCoy jamessan at debian.org
Fri Feb 27 16:27:33 UTC 2015

On Fri, Feb 13, 2015 at 10:14:03PM -0500, James McCoy wrote:
> On Thu, Feb 12, 2015 at 10:37:46AM +0000, Matthias Klose wrote:
> > The package fails to build in a test rebuild on at least amd64 with
> > gcc-5/g++-5, but succeeds to build with gcc-4.9/g++-4.9.
> I eventually narrowed it down to “-O1 -fno-tree-dominator-opts
> -fno-tree-fre” as the minimal set that will cause the build to succeed.
> Dropping either of those -fno-tree-… will cause the build to fail.
> This seems like a GCC bug to me.  Let me know if you need more
> information and, more importantly, how to get the right information.
> Note that Vim's source compiles fine in all situations but the tests
> fail when those optimizations aren't disabled.

I'm still seeing this with the latest gcc-5 upload (5-20150226-1).

GPG Key: 4096R/331BA3DB 2011-12-05 James McCoy <jamessan at debian.org>

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