Adding metadata

5 files changed, 452 insertions, 9 deletions

diff --git a/llvm-runtimes/openmp/Manifest b/llvm-runtimes/openmp/Manifest
index 6e07815dc6e9..6c8e2f452a85 100644
--- a/llvm-runtimes/openmp/Manifest
+++ b/llvm-runtimes/openmp/Manifest
@@ -16,3 +16,4 @@ DIST llvm-project-22.1.0.src.tar.xz.sig 119 BLAKE2B d3190d9dbacedf9de0c6b3d5c771
 DIST llvm-project-22.1.1.src.tar.xz 167029452 BLAKE2B 5d02e03ed943904e8e45d5a522ee37720540b80f79f449bdc50ac87c1703d0129aa853384a63782eabf8f6d375e123709d73167f9f708bde4e0118d10837f2b0 SHA512 dddf09651c0e77caa83284788765016b023a9e239cfe35820bab7be64b68218e86bcf39bb07ee14dcddf7b0974b551344d2bff0e109cc9458b0394a3c940917c
 DIST llvm-project-22.1.1.src.tar.xz.sig 119 BLAKE2B 02dd014936c4bac983ad6822a3ca084ddc94beeb4f4ccc6afae0031c7c563b10f7b962ef5a1a3d573330725c590f7e3b2eef2c21100063e68e32a1015b733c3d SHA512 592d603d610e121e7466a342bbf6b95c9a5f689268fad778befbf9e5663b53717c50daab9db07288020e3dcc2ec2bf38d611761a9ff6c3ce10a4340cfc2593c7
 DIST llvm-project-704c87bb948aff1bec718d56ad52b9b5d9c49cfb.tar.gz 264313048 BLAKE2B 68a42c37c44be743f1b584e97fbc9633cb2f679d8b2a733c31eb1f6805591a3b817e5c41dcc2d5a7bcf399e822fab3b020f8f2126918ef2e96f7a231b2b2a08f SHA512 dbcbc3b988c60e9a9cd3a03c339d53722f3a854ff05c53f88a9dad2c52db16453a34bd481ce90d063eae93428e438cf397bc5c60194e14ca9c65b0459c2a91d7
+DIST llvm-project-df9eb79970c012990e829d174d181d575d414efe.tar.gz 265149781 BLAKE2B ab7a87dad369685fc26a054c065dee6ef2754b6446d5a6e15ed7f5bb52d7d433b519cac0522063ba222600f6f40dc40f7bf27930c74031cc40fff5372308a097 SHA512 7c63bf1360902e6a55c7f4c15d08a716d54476875744e6f40ec51157de6c18bf75d8fdb921f26831017151e87649bd1a48041e007edd9a0afc5e9f9066bfd79d
diff --git a/llvm-runtimes/openmp/metadata.xml b/llvm-runtimes/openmp/metadata.xml
index fa44a7062fc6..d581ad360c22 100644
--- a/llvm-runtimes/openmp/metadata.xml
+++ b/llvm-runtimes/openmp/metadata.xml
@@ -11,10 +11,16 @@
  <longdescription>The OpenMP subproject of LLVM is intended to contain all of the components required to build an executing OpenMP program that are outside the compiler itself.</longdescription>
  
  <use>
+  <flag name="clang">
+			Force building using installed clang (rather than
+			the default CC/CXX).
+		</flag>
   <flag name="gdb-plugin">Build OMPD GDB plugin</flag>
   <flag name="hwloc">Enable CPU affinity support via hwloc</flag>
+  <flag name="level-zero">Build <pkg>dev-libs/level-zero</pkg> offloading support for Intel GPUs.</flag>
   <flag name="offload">Support offloading OpenMP using libomptarget</flag>
   <flag name="ompt">Enable OpenMP Tools Interface support</flag>
+  <flag name="rocm">Build <pkg>dev-libs/rocr-runtime</pkg> offloading support for AMD GPUs.</flag>
  </use>
  <origin>gentoo-staging</origin>
 </pkgmetadata>
\ No newline at end of file
diff --git a/llvm-runtimes/openmp/openmp-23.0.0.9999.ebuild b/llvm-runtimes/openmp/openmp-23.0.0.9999.ebuild
index 9c4159090b08..b371ecf0ec67 100644
--- a/llvm-runtimes/openmp/openmp-23.0.0.9999.ebuild
+++ b/llvm-runtimes/openmp/openmp-23.0.0.9999.ebuild
@@ -4,32 +4,53 @@
 EAPI=8
 
 PYTHON_COMPAT=( python3_{10..14} )
-inherit flag-o-matic cmake-multilib linux-info llvm.org python-single-r1
+inherit cmake-multilib crossdev flag-o-matic llvm.org python-single-r1
+inherit toolchain-funcs
 
-DESCRIPTION="OpenMP runtime library for LLVM/clang compiler"
+DESCRIPTION="OpenMP runtime libraries for LLVM/clang compiler"
 HOMEPAGE="https://openmp.llvm.org"
 
 LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
 SLOT="0/${LLVM_SOABI}"
-IUSE="+debug gdb-plugin hwloc ompt test"
+IUSE="
+	+clang +debug gdb-plugin hwloc offload ompt test
+	cuda level-zero rocm
+"
 REQUIRED_USE="
 	gdb-plugin? ( ${PYTHON_REQUIRED_USE} )
 "
 RESTRICT="!test? ( test )"
 
-RDEPEND="
-	gdb-plugin? ( ${PYTHON_DEPS} )
+DEPEND="
 	hwloc? ( >=sys-apps/hwloc-2.5:0=[${MULTILIB_USEDEP}] )
+	offload? (
+		dev-libs/libffi:=
+		~llvm-core/llvm-${PV}
+		level-zero? ( dev-libs/level-zero:= )
+		rocm? ( dev-libs/rocr-runtime:= )
+	)
 "
 # tests:
 # - dev-python/lit provides the test runner
 # - llvm-core/llvm provide test utils (e.g. FileCheck)
 # - llvm-core/clang provides the compiler to run tests
-DEPEND="
-	${RDEPEND}
+RDEPEND="
+	${DEPEND}
+	gdb-plugin? ( ${PYTHON_DEPS} )
+	offload? (
+		!llvm-core/offload
+		cuda? ( ~llvm-runtimes/openmp-nvptx64-nvidia-cuda-${PV} )
+		level-zero? ( ~llvm-runtimes/openmp-spirv64-intel-${PV} )
+		rocm? ( ~llvm-runtimes/openmp-amdgcn-amd-amdhsa-${PV} )
+	)
 "
 BDEPEND="
 	dev-lang/perl
+	clang? ( llvm-core/clang )
+	gdb-plugin? ( ${PYTHON_DEPS} )
+	offload? (
+		virtual/pkgconfig
+	)
 	test? (
 		${PYTHON_DEPS}
 		$(python_gen_cond_dep '
@@ -41,11 +62,24 @@ BDEPEND="
 "
 
 LLVM_COMPONENTS=(
-	runtimes openmp cmake llvm/{cmake,include,utils/llvm-lit}
+	runtimes openmp offload cmake libc llvm/{cmake,include,utils/llvm-lit}
 	third-party/unittest
 )
 llvm.org_set_globals
 
+MULTILIB_WRAPPED_HEADERS=(
+	/usr/include/offload/OffloadPrint.hpp
+	/usr/include/offload/OffloadAPI.h
+)
+
+pkg_pretend() {
+	if [[ ${LLVM_ALLOW_GPU_TESTING} ]]; then
+		ewarn "LLVM_ALLOW_GPU_TESTING set.  This package will run tests against your"
+		ewarn "GPU if it is supported.  Note that these tests may be flaky, fail or"
+		ewarn "hang, or even cause your GPU to crash (requiring a reboot)."
+	fi
+}
+
 pkg_setup() {
 	if use gdb-plugin || use test; then
 		python-single-r1_pkg_setup
@@ -53,6 +87,17 @@ pkg_setup() {
 }
 
 multilib_src_configure() {
+	if use clang && ! is_crosspkg; then
+		# Only do this conditionally to allow overriding with
+		# e.g. CC=clang-13 in case of breakage
+		if ! tc-is-clang ; then
+			local -x CC=${CHOST}-clang
+			local -x CXX=${CHOST}-clang++
+		fi
+
+		strip-unsupported-flags
+	fi
+
 	# LTO causes issues in other packages building, #870127
 	filter-lto
 
@@ -73,8 +118,42 @@ multilib_src_configure() {
 		-DLIBOMP_INSTALL_ALIASES=OFF
 		# disable unnecessary hack copying stuff back to srcdir
 		-DLIBOMP_COPY_EXPORTS=OFF
+		# this breaks building static target libs
+		-DBUILD_SHARED_LIBS=OFF
 	)
 
+	if multilib_is_native_abi && use offload; then
+		local ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi)
+		local ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi)
+		local plugins="host"
+
+		if has "${CHOST%%-*}" aarch64 powerpc64le x86_64; then
+			if use rocm; then
+				plugins+=";amdgpu"
+			fi
+			if use cuda; then
+				plugins+=";cuda"
+			fi
+			if use level-zero; then
+				plugins+=";level_zero"
+			fi
+		fi
+
+		mycmakeargs+=(
+			-DLLVM_ENABLE_RUNTIMES="openmp;offload"
+			-DOFFLOAD_INCLUDE_TESTS=$(usex test)
+			-DLIBOMPTARGET_PLUGINS_TO_BUILD="${plugins}"
+			-DLIBOMPTARGET_OMPT_SUPPORT="$(usex ompt)"
+		)
+
+		[[ ! ${LLVM_ALLOW_GPU_TESTING} ]] && mycmakeargs+=(
+			# prevent trying to access the GPU
+			-DLIBOMPTARGET_AMDGPU_ARCH=LIBOMPTARGET_AMDGPU_ARCH-NOTFOUND
+			-DLIBOMPTARGET_NVPTX_ARCH=LIBOMPTARGET_NVPTX_ARCH-NOTFOUND
+			-DLIBOMPTARGET_OFFLOAD_ARCH=LIBOMPTARGET_OFFLOAD_ARCH-NOTFOUND
+		)
+	fi
+
 	use test && mycmakeargs+=(
 		-DLLVM_LIT_ARGS="$(get_lit_flags)"
 		-DOPENMP_TEST_C_COMPILER="$(type -P "${CHOST}-clang-${LLVM_MAJOR}")"
@@ -89,6 +168,10 @@ multilib_src_configure() {
 multilib_src_test() {
 	# respect TMPDIR!
 	local -x LIT_PRESERVES_TMP=1
+	local targets=( check-openmp )
+	if multilib_is_native_abi && use offload; then
+		targets+=( check-offload check-offload-unit )
+	fi
 
-	cmake_build check-openmp
+	cmake_build "${targets[@]}"
 }
diff --git a/llvm-runtimes/openmp/openmp-23.0.0.9999.ebuild.orig b/llvm-runtimes/openmp/openmp-23.0.0.9999.ebuild.orig
new file mode 100644
index 000000000000..cdffa7b4eef5
--- /dev/null
+++ b/llvm-runtimes/openmp/openmp-23.0.0.9999.ebuild.orig
@@ -0,0 +1,176 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{11..14} )
+inherit cmake-multilib crossdev flag-o-matic llvm.org python-single-r1
+inherit toolchain-funcs
+
+DESCRIPTION="OpenMP runtime libraries for LLVM/clang compiler"
+HOMEPAGE="https://openmp.llvm.org"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0/${LLVM_SOABI}"
+IUSE="
+	+clang +debug gdb-plugin hwloc offload ompt test
+	cuda level-zero rocm
+"
+REQUIRED_USE="
+	gdb-plugin? ( ${PYTHON_REQUIRED_USE} )
+"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+	hwloc? ( >=sys-apps/hwloc-2.5:0=[${MULTILIB_USEDEP}] )
+	offload? (
+		dev-libs/libffi:=
+		~llvm-core/llvm-${PV}
+<<<<<<< HEAD
+		!llvm-runtimes/offload
+=======
+>>>>>>> 5e2e276073939 (llvm-runtimes/openmp: Include device runtime dependencies)
+		level-zero? ( dev-libs/level-zero:= )
+		rocm? ( dev-libs/rocr-runtime:= )
+	)
+"
+# tests:
+# - dev-python/lit provides the test runner
+# - llvm-core/llvm provide test utils (e.g. FileCheck)
+# - llvm-core/clang provides the compiler to run tests
+RDEPEND="
+	${DEPEND}
+	gdb-plugin? ( ${PYTHON_DEPS} )
+	offload? (
+		!llvm-core/offload
+		cuda? ( ~llvm-runtimes/openmp-nvptx64-nvidia-cuda-${PV} )
+		level-zero? ( ~llvm-runtimes/openmp-spirv64-intel-${PV} )
+		rocm? ( ~llvm-runtimes/openmp-amdgcn-amd-amdhsa-${PV} )
+	)
+"
+BDEPEND="
+	dev-lang/perl
+	clang? ( llvm-core/clang )
+	gdb-plugin? ( ${PYTHON_DEPS} )
+	offload? (
+		virtual/pkgconfig
+	)
+	test? (
+		${PYTHON_DEPS}
+		$(python_gen_cond_dep '
+			dev-python/lit[${PYTHON_USEDEP}]
+		')
+		llvm-core/clang:${LLVM_MAJOR}
+		llvm-core/llvm:${LLVM_MAJOR}
+	)
+"
+
+LLVM_COMPONENTS=(
+	runtimes openmp offload cmake libc llvm/{cmake,include,utils/llvm-lit}
+	third-party/unittest
+)
+llvm.org_set_globals
+
+pkg_pretend() {
+	if [[ ${LLVM_ALLOW_GPU_TESTING} ]]; then
+		ewarn "LLVM_ALLOW_GPU_TESTING set.  This package will run tests against your"
+		ewarn "GPU if it is supported.  Note that these tests may be flaky, fail or"
+		ewarn "hang, or even cause your GPU to crash (requiring a reboot)."
+	fi
+}
+
+pkg_setup() {
+	if use gdb-plugin || use test; then
+		python-single-r1_pkg_setup
+	fi
+}
+
+multilib_src_configure() {
+	if use clang && ! is_crosspkg; then
+		# Only do this conditionally to allow overriding with
+		# e.g. CC=clang-13 in case of breakage
+		if ! tc-is-clang ; then
+			local -x CC=${CHOST}-clang
+			local -x CXX=${CHOST}-clang++
+		fi
+
+		strip-unsupported-flags
+	fi
+
+	# LTO causes issues in other packages building, #870127
+	filter-lto
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+	local libdir="$(get_libdir)"
+	local mycmakeargs=(
+		-DLLVM_ENABLE_RUNTIMES=openmp
+		-DLLVM_LIBDIR_SUFFIX="${libdir#lib}"
+		-DLLVM_BINARY_DIR="${BROOT}/usr/lib/llvm/${LLVM_MAJOR}"
+
+		-DLIBOMP_USE_HWLOC=$(usex hwloc)
+		-DLIBOMP_OMPD_GDB_SUPPORT=$(multilib_native_usex gdb-plugin)
+		-DLIBOMP_OMPT_SUPPORT=$(usex ompt)
+
+		# do not install libgomp.so & libiomp5.so aliases
+		-DLIBOMP_INSTALL_ALIASES=OFF
+		# disable unnecessary hack copying stuff back to srcdir
+		-DLIBOMP_COPY_EXPORTS=OFF
+		# this breaks building static target libs
+		-DBUILD_SHARED_LIBS=OFF
+	)
+
+	if multilib_is_native_abi && use offload; then
+		local ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi)
+		local ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi)
+		local plugins="host"
+
+		if has "${CHOST%%-*}" aarch64 powerpc64le x86_64; then
+			if use rocm; then
+				plugins+=";amdgpu"
+			fi
+			if use cuda; then
+				plugins+=";cuda"
+			fi
+			if use level-zero; then
+				plugins+=";level_zero"
+			fi
+		fi
+
+		mycmakeargs+=(
+			-DLLVM_ENABLE_RUNTIMES="openmp;offload"
+			-DOFFLOAD_INCLUDE_TESTS=$(usex test)
+			-DLIBOMPTARGET_PLUGINS_TO_BUILD="${plugins}"
+			-DLIBOMPTARGET_OMPT_SUPPORT="$(usex ompt)"
+		)
+
+		[[ ! ${LLVM_ALLOW_GPU_TESTING} ]] && mycmakeargs+=(
+			# prevent trying to access the GPU
+			-DLIBOMPTARGET_AMDGPU_ARCH=LIBOMPTARGET_AMDGPU_ARCH-NOTFOUND
+			-DLIBOMPTARGET_NVPTX_ARCH=LIBOMPTARGET_NVPTX_ARCH-NOTFOUND
+			-DLIBOMPTARGET_OFFLOAD_ARCH=LIBOMPTARGET_OFFLOAD_ARCH-NOTFOUND
+		)
+	fi
+
+	use test && mycmakeargs+=(
+		-DLLVM_LIT_ARGS="$(get_lit_flags)"
+		-DOPENMP_TEST_C_COMPILER="$(type -P "${CHOST}-clang-${LLVM_MAJOR}")"
+		-DOPENMP_TEST_CXX_COMPILER="$(type -P "${CHOST}-clang++-${LLVM_MAJOR}")"
+		# disable Fortran tests for now
+		# (TODO: enable where we have flang keyworded)
+		-DOPENMP_TEST_Fortran_COMPILER=
+	)
+	cmake_src_configure
+}
+
+multilib_src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	local targets=( check-openmp )
+	if multilib_is_native_abi && use offload; then
+		targets+=( check-offload check-offload-unit )
+	fi
+
+	cmake_build check-openmp
+}
diff --git a/llvm-runtimes/openmp/openmp-23.0.0_pre20260321.ebuild b/llvm-runtimes/openmp/openmp-23.0.0_pre20260321.ebuild
new file mode 100644
index 000000000000..b371ecf0ec67
--- /dev/null
+++ b/llvm-runtimes/openmp/openmp-23.0.0_pre20260321.ebuild
@@ -0,0 +1,177 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..14} )
+inherit cmake-multilib crossdev flag-o-matic llvm.org python-single-r1
+inherit toolchain-funcs
+
+DESCRIPTION="OpenMP runtime libraries for LLVM/clang compiler"
+HOMEPAGE="https://openmp.llvm.org"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0/${LLVM_SOABI}"
+IUSE="
+	+clang +debug gdb-plugin hwloc offload ompt test
+	cuda level-zero rocm
+"
+REQUIRED_USE="
+	gdb-plugin? ( ${PYTHON_REQUIRED_USE} )
+"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+	hwloc? ( >=sys-apps/hwloc-2.5:0=[${MULTILIB_USEDEP}] )
+	offload? (
+		dev-libs/libffi:=
+		~llvm-core/llvm-${PV}
+		level-zero? ( dev-libs/level-zero:= )
+		rocm? ( dev-libs/rocr-runtime:= )
+	)
+"
+# tests:
+# - dev-python/lit provides the test runner
+# - llvm-core/llvm provide test utils (e.g. FileCheck)
+# - llvm-core/clang provides the compiler to run tests
+RDEPEND="
+	${DEPEND}
+	gdb-plugin? ( ${PYTHON_DEPS} )
+	offload? (
+		!llvm-core/offload
+		cuda? ( ~llvm-runtimes/openmp-nvptx64-nvidia-cuda-${PV} )
+		level-zero? ( ~llvm-runtimes/openmp-spirv64-intel-${PV} )
+		rocm? ( ~llvm-runtimes/openmp-amdgcn-amd-amdhsa-${PV} )
+	)
+"
+BDEPEND="
+	dev-lang/perl
+	clang? ( llvm-core/clang )
+	gdb-plugin? ( ${PYTHON_DEPS} )
+	offload? (
+		virtual/pkgconfig
+	)
+	test? (
+		${PYTHON_DEPS}
+		$(python_gen_cond_dep '
+			dev-python/lit[${PYTHON_USEDEP}]
+		')
+		llvm-core/clang:${LLVM_MAJOR}
+		llvm-core/llvm:${LLVM_MAJOR}
+	)
+"
+
+LLVM_COMPONENTS=(
+	runtimes openmp offload cmake libc llvm/{cmake,include,utils/llvm-lit}
+	third-party/unittest
+)
+llvm.org_set_globals
+
+MULTILIB_WRAPPED_HEADERS=(
+	/usr/include/offload/OffloadPrint.hpp
+	/usr/include/offload/OffloadAPI.h
+)
+
+pkg_pretend() {
+	if [[ ${LLVM_ALLOW_GPU_TESTING} ]]; then
+		ewarn "LLVM_ALLOW_GPU_TESTING set.  This package will run tests against your"
+		ewarn "GPU if it is supported.  Note that these tests may be flaky, fail or"
+		ewarn "hang, or even cause your GPU to crash (requiring a reboot)."
+	fi
+}
+
+pkg_setup() {
+	if use gdb-plugin || use test; then
+		python-single-r1_pkg_setup
+	fi
+}
+
+multilib_src_configure() {
+	if use clang && ! is_crosspkg; then
+		# Only do this conditionally to allow overriding with
+		# e.g. CC=clang-13 in case of breakage
+		if ! tc-is-clang ; then
+			local -x CC=${CHOST}-clang
+			local -x CXX=${CHOST}-clang++
+		fi
+
+		strip-unsupported-flags
+	fi
+
+	# LTO causes issues in other packages building, #870127
+	filter-lto
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+	local libdir="$(get_libdir)"
+	local mycmakeargs=(
+		-DLLVM_ENABLE_RUNTIMES=openmp
+		-DLLVM_LIBDIR_SUFFIX="${libdir#lib}"
+		-DLLVM_BINARY_DIR="${BROOT}/usr/lib/llvm/${LLVM_MAJOR}"
+
+		-DLIBOMP_USE_HWLOC=$(usex hwloc)
+		-DLIBOMP_OMPD_GDB_SUPPORT=$(multilib_native_usex gdb-plugin)
+		-DLIBOMP_OMPT_SUPPORT=$(usex ompt)
+
+		# do not install libgomp.so & libiomp5.so aliases
+		-DLIBOMP_INSTALL_ALIASES=OFF
+		# disable unnecessary hack copying stuff back to srcdir
+		-DLIBOMP_COPY_EXPORTS=OFF
+		# this breaks building static target libs
+		-DBUILD_SHARED_LIBS=OFF
+	)
+
+	if multilib_is_native_abi && use offload; then
+		local ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi)
+		local ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi)
+		local plugins="host"
+
+		if has "${CHOST%%-*}" aarch64 powerpc64le x86_64; then
+			if use rocm; then
+				plugins+=";amdgpu"
+			fi
+			if use cuda; then
+				plugins+=";cuda"
+			fi
+			if use level-zero; then
+				plugins+=";level_zero"
+			fi
+		fi
+
+		mycmakeargs+=(
+			-DLLVM_ENABLE_RUNTIMES="openmp;offload"
+			-DOFFLOAD_INCLUDE_TESTS=$(usex test)
+			-DLIBOMPTARGET_PLUGINS_TO_BUILD="${plugins}"
+			-DLIBOMPTARGET_OMPT_SUPPORT="$(usex ompt)"
+		)
+
+		[[ ! ${LLVM_ALLOW_GPU_TESTING} ]] && mycmakeargs+=(
+			# prevent trying to access the GPU
+			-DLIBOMPTARGET_AMDGPU_ARCH=LIBOMPTARGET_AMDGPU_ARCH-NOTFOUND
+			-DLIBOMPTARGET_NVPTX_ARCH=LIBOMPTARGET_NVPTX_ARCH-NOTFOUND
+			-DLIBOMPTARGET_OFFLOAD_ARCH=LIBOMPTARGET_OFFLOAD_ARCH-NOTFOUND
+		)
+	fi
+
+	use test && mycmakeargs+=(
+		-DLLVM_LIT_ARGS="$(get_lit_flags)"
+		-DOPENMP_TEST_C_COMPILER="$(type -P "${CHOST}-clang-${LLVM_MAJOR}")"
+		-DOPENMP_TEST_CXX_COMPILER="$(type -P "${CHOST}-clang++-${LLVM_MAJOR}")"
+		# disable Fortran tests for now
+		# (TODO: enable where we have flang keyworded)
+		-DOPENMP_TEST_Fortran_COMPILER=
+	)
+	cmake_src_configure
+}
+
+multilib_src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	local targets=( check-openmp )
+	if multilib_is_native_abi && use offload; then
+		targets+=( check-offload check-offload-unit )
+	fi
+
+	cmake_build "${targets[@]}"
+}