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# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

inherit cmake

DESCRIPTION="OpenCL compilation with clang compiler"
HOMEPAGE="https://github.com/RadeonOpenCompute/clang-ocl.git"
SRC_URI="https://github.com/RadeonOpenCompute/clang-ocl/archive/rocm-${PV}.tar.gz -> rocm-clang-ocl-${PV}.tar.gz"

LICENSE="MIT"
SLOT="0/$(ver_cut 1-2)"
KEYWORDS="~amd64"

RDEPEND="dev-libs/rocm-opencl-runtime:${SLOT}"
DEPEND="
	dev-util/rocm-cmake:${SLOT}
	${RDEPEND}"

S="${WORKDIR}/clang-ocl-rocm-${PV}"

PATCHES=( "${FILESDIR}"/${PN}-5.0.2-system-llvm.patch )

src_prepare() {
	cmake_src_prepare

	sed \
		-e "/AMDDeviceLibs PATHS/s:/opt/rocm:${EPREFIX}/usr/lib/cmake/AMDDeviceLibs:" \
		-e "s:\${AMD_DEVICE_LIBS_PREFIX}/amdgcn/bitcode:${EPREFIX}/usr/lib/amdgcn/bitcode:" \
		-i CMakeLists.txt || die
}