Bump GMX_BUILD_OWN_FFTW to 3.3.8 to avoid bugs
commitc17474b3a82a544b5a145baf73285e7c321495ed
authorErik Lindahl <erik@kth.se>
Tue, 5 Jun 2018 09:56:07 +0000 (5 11:56 +0200)
committerErik Lindahl <erik.lindahl@gmail.com>
Wed, 6 Jun 2018 07:48:49 +0000 (6 09:48 +0200)
tree976a03c3fedcaae0f00c8a1636e6ab57b7b5bf4f
parentf76f70fba009395839e2dae0dcd81db8865698dd
Bump GMX_BUILD_OWN_FFTW to 3.3.8 to avoid bugs

FFTW-3.3.8 seems to fix build errors with AVX-512, and
as reported on the FFTW web page it also removes the -ffast-math
flag which results in errors with gcc-8.

Fixes #2541.

Change-Id: Ibe4ef0040986e4b83f92f0bb404c72fa1b5e11ea
docs/release-notes/2018/2018.2.rst
src/contrib/fftw/CMakeLists.txt