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Date: Fri, 01 Jan 2021 14:51:49 +0100
From: dhumieres.dominique@free.fr
To: =?UTF-8?Q?Nicolas_K=C3=B6nig?= <koenigni@student.ethz.ch>
Cc: Thomas Koenig <tkoenig@netcologne.de>, fortran@gcc.gnu.org
Subject: Re: Update on shared memory coarrays
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Le 2020-12-27 18:10, Nicolas König a écrit :
> Hi Dominique,
> 
> Thank you for the report. We figured out that for some reason, shared
> memory objects can't have names longer than PSHMMEMLEN (set to 31)
> characters.
> 
> We just committed a fix that shortens the name on Darwin and checks
> whether it actually failed with EEXIST or whether it was some other
> error. It would be great of you could try again the newest version :)
> 
> Best
> 
>   Nicolas
> 

Thanks for looking at the problem.
Now the test fails with

mmap failed: Invalid argument

AFAICT this happens on the second call to map_memory.

Happy new year!

Dominique