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authorAlexey Shvetsov <alexxy@gentoo.org>2022-02-16 12:39:58 +0300
committerAlexey Shvetsov <alexxy@gentoo.org>2022-02-16 12:54:26 +0300
commitc8700266779a240a5138507dde8bb06e3cc9d71b (patch)
tree72f655c33ba48759269649b161bbdb00c8c3726c /sci-chemistry/gromacs
parentx11-terms/rxvt-unicode: drop 9.26-r2 (diff)
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sci-chemistry/gromacs: Allow to build with clang
Package-Manager: Portage-3.0.30, Repoman-3.0.3 Signed-off-by: Alexey Shvetsov <alexxy@gentoo.org>
Diffstat (limited to 'sci-chemistry/gromacs')
-rw-r--r--sci-chemistry/gromacs/gromacs-2022_rc1-r1.ebuild (renamed from sci-chemistry/gromacs/gromacs-2022_rc1.ebuild)18
-rw-r--r--sci-chemistry/gromacs/metadata.xml2
2 files changed, 19 insertions, 1 deletions
diff --git a/sci-chemistry/gromacs/gromacs-2022_rc1.ebuild b/sci-chemistry/gromacs/gromacs-2022_rc1-r1.ebuild
index 65c3ef90d719..347a8d4ac57e 100644
--- a/sci-chemistry/gromacs/gromacs-2022_rc1.ebuild
+++ b/sci-chemistry/gromacs/gromacs-2022_rc1-r1.ebuild
@@ -37,7 +37,7 @@ HOMEPAGE="http://www.gromacs.org/"
# base, vmd plugins, fftpack from numpy, blas/lapck from netlib, memtestG80 library, mpi_thread lib
LICENSE="LGPL-2.1 UoI-NCSA !mkl? ( !fftw? ( BSD ) !blas? ( BSD ) !lapack? ( BSD ) ) cuda? ( LGPL-3 ) threads? ( BSD )"
SLOT="0/${PV}"
-IUSE="blas cuda +custom-cflags +doc build-manual double-precision +fftw +gmxapi +gmxapi-legacy +hwloc lapack mkl mpi +offensive opencl openmp +python +single-precision test +threads +tng ${ACCE_IUSE}"
+IUSE="blas clang clang-cuda cuda +custom-cflags +doc build-manual double-precision +fftw +gmxapi +gmxapi-legacy +hwloc lapack mkl mpi +offensive opencl openmp +python +single-precision test +threads +tng ${ACCE_IUSE}"
CDEPEND="
blas? ( virtual/blas )
@@ -54,6 +54,7 @@ CDEPEND="
"
BDEPEND="${CDEPEND}
virtual/pkgconfig
+ clang? ( >=sys-devel/clang-6:* )
build-manual? (
app-doc/doxygen
$(python_gen_cond_dep '
@@ -73,6 +74,7 @@ REQUIRED_USE="
doc? ( !build-manual )
cuda? ( single-precision )
cuda? ( !opencl )
+ clang-cuda? ( clang cuda )
mkl? ( !blas !fftw !lapack )
${PYTHON_REQUIRED_USE}"
@@ -114,6 +116,19 @@ src_prepare() {
xdg_environment_reset #591952
+ # we can use clang as default
+ if use clang && ! tc-is-clang ; then
+ export CC=${CHOST}-clang
+ export CXX=${CHOST}-clang++
+ else
+ tc-export CXX CC
+ fi
+ # clang-cuda need to filter mfpmath
+ if use clang-cuda ; then
+ filter-mfpmath sse
+ filter-mfpmath i386
+ fi
+
cmake_src_prepare
use cuda && cuda_src_prepare
@@ -231,6 +246,7 @@ src_configure() {
[[ ${x} = "double" ]] && p="-DGMX_DOUBLE=ON" || p="-DGMX_DOUBLE=OFF"
local gpu=( "-DGMX_GPU=OFF" )
[[ ${x} = "float" ]] && use cuda && gpu=( "-DGMX_GPU=CUDA" )
+ [[ ${x} = "float" ]] && use cuda-clang && gpu=( "-DGMX_GPU=CUDA" "-DGMX_CLANG_CUDA=ON" )
use opencl && gpu=( "-DGMX_GPU=OPENCL" )
mycmakeargs=(
${mycmakeargs_pre[@]} ${p}
diff --git a/sci-chemistry/gromacs/metadata.xml b/sci-chemistry/gromacs/metadata.xml
index 0b64bbe8abdd..44ddb19d1d9d 100644
--- a/sci-chemistry/gromacs/metadata.xml
+++ b/sci-chemistry/gromacs/metadata.xml
@@ -11,6 +11,8 @@
</maintainer>
<use>
<flag name="build-manual">Build manual instead of downloading it</flag>
+ <flag name="clang">Build gromacs with Clang instead of default compiler</flag>
+ <flag name="clang-cuda">Use clang for cuda units compilation</flag>
<flag name="cuda">Enable cuda non-bonded kernels</flag>
<flag name="double-precision">More precise calculations at the expense of speed</flag>
<flag name="gmxapi">Add support for gmxapi library</flag>