https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64715

--- Comment #18 from rguenther at suse dot de <rguenther at suse dot de> ---
On Tue, 24 Mar 2015, jakub at gcc dot gnu.org wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64715
> 
> --- Comment #17 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
> In
>   *r_2(D) = 0;
>   _4 = r_2(D) + 4;
>   *_4 = 1;
>   _6 = *r_2(D);
> there are no handled components, so there is no reason not to create
> &MEM_REF[r_2, 4].  But it shouldn't be hard to construct similar testcase 
> where
> there are fields and we would regress.

Yes, this is also somewhat related to PR63916.

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