[Bug fortran/96018] [9/10/11 Regression] Optimization issue with external HDF5 library

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96018

Dominique d'Humieres <dominiq at lps dot ens.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |9.4
           Priority|P3                          |P4
            Summary|Optimization issue with     |[9/10/11 Regression]
                   |external HDF5 library       |Optimization issue with
                   |                            |external HDF5 library
      Known to fail|                            |10.1.0, 11.0, 9.3.0
      Known to work|                            |8.4.1
             Status|WAITING                     |NEW
                 CC|                            |rguenth at gcc dot gnu.org

--- Comment #10 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
Confirmed, the change occurred between regions r262584 (2018-07-12, OK) and
r263045 (2018-07-28, wrong code). I am not sure this a gfortran bug).