GROMACS 2018.7 release notes
----------------------------

This version was released on May 29, 2019. These release notes document
the changes that have taken place in GROMACS since version 2018.6, to fix known
issues. It also incorporates all fixes made in previous versions,
which you can find described in the :ref:`release-notes`.

Fixes where mdrun could behave incorrectly
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

Reverted broken change made in 2018.1
"""""""""""""""""""""""""""""""""""""""""""""""""

Reverted a change made in 2018.1 that broke simulations that used the
SHAKE constraint algorithm.

:issue:`2879`

Work around gcc 7 AVX512 compiler bug
"""""""""""""""""""""""""""""""""""""""

With gcc version 7 a compiler bug caused a large part of non-bonded
interactions to be ignored when compiled with AVX512 and running on more
than 16 OpenMP threads.

:issue:`2762`

Fixes for ``gmx`` tools
^^^^^^^^^^^^^^^^^^^^^^^

Fixes to improve portability
^^^^^^^^^^^^^^^^^^^^^^^^^^^^

Miscellaneous
^^^^^^^^^^^^^

Updated release notes for 2018.6
""""""""""""""""""""""""""""""""

A :ref:`fix <release-notes-2018-6-gpu>` made to GPU kernels in 2018.6 was
thought to resolve :issue:`2845` but further investigation suggests that
the real cause is not yet known.

