[Bug fortran/49636] [F03] ASSOCIATE construct confused with slightly complicated case

[paul.richard.thomas at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49636

--- Comment #6 from paul.richard.thomas at gmail dot com <paul.richard.thomas at gmail dot com> ---
 Dear Dominique,

Thanks for the heads-up about -m32 - I thought that the code would be
immune to word length changes ***sigh***

Cheers

Paul

On 12 February 2014 00:40, dominiq at lps dot ens.fr
<gcc-bugzilla@gcc.gnu.org> wrote:
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49636
>
> --- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
>> Created attachment 32098 [details]
>> A fix for this problem
>
> AFAICT it fixes the problem for 64 bit mode only. In 32 bit mode the ICE is
> gone, but I get at run time
>
> i_good=         1         3         5
>  i_bad=         1**********         3
>
>> I am sure that this trick will fix pr57019 too.  This latter is claimed
>> to be a regression but I am sure that it never worked :-)  Nonetheless,
>> I will take advantage of the regression label!
>>
>> I will work on it tomorrow night.
>>
>> By the way, this patch regtests OK on trunk.  I have to make sure
>> that substrings of character arrays work OK with ASSOCIATE.
>
> Did you regtest with -m32? I see gfortran.dg/associated_target_5.f03 failing at
> execution time with -m32, as well as the first test in pr57522
>
>            0           1           2           3
>            0           4           1           5
>
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