[Bug fortran/67171] [6 regression] sourced allocation

["vehre at gmx dot de" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67171

--- Comment #4 from Andre Vehreschild <vehre at gmx dot de> ---
Hi Paul,

please compare:

https://gcc.gnu.org/ml/fortran/2015-10/msg00033.html

to your fix. Sounds like we are doing the same.

- Andre

On Tue, 20 Oct 2015 14:13:55 +0000
"pault at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67171
> 
> Paul Thomas <pault at gcc dot gnu.org> changed:
> 
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>            Assignee|unassigned at gcc dot gnu.org      |pault at gcc dot gnu.org
> 
> --- Comment #3 from Paul Thomas <pault at gcc dot gnu.org> ---
> The bug arises because array sections are marked as DECL_ARTIFICIAL and so the
> offending SOURCE expression produces a temporary variable, whose offset is out
> of kilter, being zero. The most economical solution, in terms of effort, is
> simply to suppress the creation of the temporary, when the source is a
> variable. This is regtesting right now. Alternatively, the array descriptor
> could be converted to unity based indexes, with the appropriate offset.
> 
> I'll take it.
> 
> Paul
>