On Mon, Dec 04, 2017 at 11:52:01AM +0100, Jakub Jelinek wrote:
> On Wed, Nov 29, 2017 at 05:21:22PM -0500, Vladimir Makarov wrote:
> > The following patch fixes
> >
> > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80818
> >
> > The patch was successfully tested and bootstrapped on x86_64. The patch
> > has no test because it is hard to check the problem. I checked manually
>
> This changed fixed PR83252 which has a reasonably small testcase.
> I've further reduced it using creduce (with -O0 -W{,maybe-}uninitialized
> and/or -fsanitize=undefined checking, plus test that it succeeds with
> r255258 and fails with r255257). Can you please double check if the
> testcase represents the same issue you were working on or if your change
> merely made the bug latent again?
Unfortunately, it broke again with r255377. Vladimir, could you please have
a look at this PR?
Jakub
