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| # Copyright 1999-2025 Gentoo Authors | ||
| # Distributed under the terms of the GNU General Public License v2 | ||
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| EAPI=8 | ||
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| PYTHON_COMPAT=( python3_{10..13} ) | ||
| inherit cmake flag-o-matic llvm.org python-any-r1 toolchain-funcs | ||
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| DESCRIPTION="The LLVM linker (link editor)" | ||
| HOMEPAGE="https://llvm.org/" | ||
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| LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA" | ||
| SLOT="${LLVM_MAJOR}/${LLVM_SOABI}" | ||
| IUSE="+debug test zstd" | ||
| RESTRICT="!test? ( test )" | ||
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| DEPEND=" | ||
| ~llvm-core/llvm-${PV}[debug=,zstd=] | ||
| sys-libs/zlib:= | ||
| zstd? ( app-arch/zstd:= ) | ||
| " | ||
| RDEPEND=" | ||
| ${DEPEND} | ||
| !llvm-core/lld:0 | ||
| " | ||
| BDEPEND=" | ||
| llvm-core/llvm:${LLVM_MAJOR} | ||
| test? ( | ||
| $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') | ||
| ) | ||
| " | ||
| PDEPEND=" | ||
| >=llvm-core/lld-toolchain-symlinks-16-r2:${LLVM_MAJOR} | ||
| " | ||
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| LLVM_COMPONENTS=( lld cmake libunwind/include/mach-o ) | ||
| llvm.org_set_globals | ||
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| python_check_deps() { | ||
| python_has_version "dev-python/lit[${PYTHON_USEDEP}]" | ||
| } | ||
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| pkg_setup() { | ||
| use test && python-any-r1_pkg_setup | ||
| } | ||
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| src_unpack() { | ||
| llvm.org_src_unpack | ||
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| # Directory ${WORKDIR}/llvm does not exist with USE="-test", | ||
| # but LLVM_MAIN_SRC_DIR="${WORKDIR}/llvm" is set below, | ||
| # and ${LLVM_MAIN_SRC_DIR}/../libunwind/include is used by build system | ||
| # (lld/MachO/CMakeLists.txt) and is expected to be resolvable | ||
| # to existent directory ${WORKDIR}/libunwind/include. | ||
| mkdir -p "${WORKDIR}/llvm" || die | ||
| } | ||
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| src_configure() { | ||
| # LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844 | ||
| use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG" | ||
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| use elibc_musl && append-ldflags -Wl,-z,stack-size=2097152 | ||
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| local mycmakeargs=( | ||
| -DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}" | ||
| -DLLVM_ROOT="${ESYSROOT}/usr/lib/llvm/${LLVM_MAJOR}" | ||
| -DBUILD_SHARED_LIBS=ON | ||
| -DLLVM_INCLUDE_TESTS=$(usex test) | ||
| -DLLVM_ENABLE_ZLIB=FORCE_ON | ||
| -DLLVM_ENABLE_ZSTD=$(usex zstd FORCE_ON OFF) | ||
| ) | ||
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| use test && mycmakeargs+=( | ||
| -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" | ||
| -DLLVM_LIT_ARGS="$(get_lit_flags)" | ||
| -DPython3_EXECUTABLE="${PYTHON}" | ||
| ) | ||
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| tc-is-cross-compiler && mycmakeargs+=( | ||
| -DLLVM_TABLEGEN_EXE="${BROOT}/usr/lib/llvm/${LLVM_MAJOR}/bin/llvm-tblgen" | ||
| ) | ||
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| cmake_src_configure | ||
| } | ||
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| src_test() { | ||
| local -x LIT_PRESERVES_TMP=1 | ||
| cmake_build check-lld | ||
| } |