[Bug tree-optimization/90949] [9 Regression] null pointer check removed

[rguenther at suse dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90949

--- Comment #9 from rguenther at suse dot de <rguenther at suse dot de> ---
On Fri, 21 Jun 2019, law at redhat dot com wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90949
> 
> Jeffrey A. Law <law at redhat dot com> changed:
> 
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>             Summary|[9/10 Regression] null      |[9 Regression] null pointer
>                    |pointer check removed       |check removed
> 
> --- Comment #8 from Jeffrey A. Law <law at redhat dot com> ---
> Fixed on trunk so far.  I'll backport to gcc-9 after a few days.  I'll also
> evaluate if we need this in gcc-8 as well (I suspect yes, even if the bug is
> currently latent there).

I'd put it on all active branches where the non-nullness is tracked.