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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
# Upstream supports LLVM 11.0 through 18.0.
LLVM_COMPAT=( {15..18} )
PYTHON_COMPAT=( python3_{10..12} )
inherit cmake llvm-r1 multilib-build multiprocessing python-any-r1 toolchain-funcs
DESCRIPTION="LLVM D Compiler"
HOMEPAGE="https://github.com/ldc-developers/ldc"
MY_PV="${PV//_/-}"
MY_P="ldc-${MY_PV}-src"
PR_URL="https://github.com/ldc-developers/ldc/pull"
SRC_URI="https://github.com/ldc-developers/ldc/releases/download/v${MY_PV}/${MY_P}.tar.gz
${PR_URL}/4659.patch -> ${PN}-pr-4659.patch
${PR_URL}/4661.patch -> ${PN}-pr-4661.patch
${PR_URL}/4662.patch -> ${PN}-pr-4662.patch
"
S=${WORKDIR}/${MY_P}
LICENSE="BSD"
# dmd code + runtime lib
LICENSE+=" Boost-1.0 RSA BSD ZLIB curl public-domain"
# llvm bits
LICENSE+=" Apache-2.0-with-LLVM-exceptions UoI-NCSA"
# old gdc + dmd code
LICENSE+=" GPL-2+ Artistic"
# Only increase subslot in case of ABI breakage
SLOT="$(ver_cut 1-2)/0"
KEYWORDS="~amd64 ~arm64 ~x86"
IUSE="static-libs test"
RESTRICT="!test? ( test )"
DLANG_COMPAT=( dmd-2_{106..108} gdc-1{3..4} ldc2-1_{35..38} )
inherit dlang-single
REQUIRED_USE=${DLANG_REQUIRED_USE}
DEPEND="
${DLANG_DEPS}
$(llvm_gen_dep '
sys-devel/llvm:${LLVM_SLOT}=
')
net-misc/curl[${MULTILIB_USEDEP}]
"
IDEPEND=">=app-eselect/eselect-dlang-20140709"
RDEPEND="
${DEPEND}
${IDEPEND}
"
BDEPEND="
${DLANG_DEPS}
test? (
${PYTHON_DEPS}
$(python_gen_any_dep '
dev-python/lit[${PYTHON_USEDEP}]
')
)
"
python_check_deps() {
python_has_version "dev-python/lit[${PYTHON_USEDEP}]"
}
PATCHES=(
"${FILESDIR}"/ldc2-1.15.0-link-defaultlib-shared.patch
"${FILESDIR}/${PN}"-1.36.0-lit-cfg-disable-gdb.patch
# https://github.com/dlang/phobos/pull/8956
"${FILESDIR}/${PN}"-1.36.0-fix-phobos-OS-dependent-test-string.patch
# https://github.com/ldc-developers/ldc/issues/4614#issuecomment-2034169152
"${FILESDIR}/${PN}"-remove-dmd-common-int128-unittest.patch
)
pkg_setup() {
dlang_setup
llvm-r1_pkg_setup
use test && python_setup
}
src_prepare(){
# Disable GDB tests by passing GDB_FLAGS=OFF
# Put this here to avoid trigerring reconfigurations later on.
sed -i 's/\(GDB_FLAGS=\)\S\+/\1OFF/' "${S}"/tests/dmd/CMakeLists.txt
eapply "${DISTDIR}/${PN}-pr-"{4659,4661,4662}".patch"
cmake_src_prepare
}
src_configure() {
local mycmakeargs=(
-DD_VERSION=2
-DCMAKE_INSTALL_PREFIX="${EPREFIX}"/usr/lib/ldc2/$(ver_cut 1-2)
-DD_COMPILER="$(dlang_get_dmdw) $(dlang_get_dmdw_dcflags)"
-DLDC_WITH_LLD=OFF
-DCOMPILE_D_MODULES_SEPARATELY=ON
-DLDC_ENABLE_ASSERTIONS=OFF
-DBUILD_SHARED_LIBS=$(usex static-libs BOTH ON)
-DLDC_BUNDLE_LLVM_TOOLS=OFF
-DCOMPILER_RT_BASE_DIR="${EPREFIX}"/usr/lib
-DCOMPILER_RT_LIBDIR_OS=linux
-DTEST_COMPILER_RT_LIBRARIES=none
)
use abi_x86_32 && use abi_x86_64 && mycmakeargs+=( -DMULTILIB=ON )
cmake_src_configure
}
src_test()
{
# Call the same tests that .github/actions/main.yml does
local jobs=$(get_makeopts_jobs)
### 4a-test-ldc2 ###
# We build it explicitly so that MAKEOPTS is respected
cmake_src_compile ldc2-unittest
cmake_src_test -R ldc2-unittest
### 4b-test-lit ###
# Instead of running cmake_src_test -R lit-tests we call lit directly
pushd "${BUILD_DIR}"/tests > /dev/null || die
"${EPYTHON}" runlit.py -j${jobs} -v . || die 'lit tests failed'
popd > /dev/null || die
### 4c-test-dmd ###
# https://github.com/dlang/dmd/pull/16353
# Requires gdb but isn't named appropriately
mv "${S}"/tests/dmd/runnable/{,gdb-}b18504.d || die
# Calss gcc directly
sed -i "s/gcc/$(tc-getCC)/" "${S}"/tests/dmd/runnable/importc-test1.sh || die
# Fails on aarch64 due to int128
if [[ ${ARCH} == arm64 ]]; then
# https://github.com/dlang/dmd/pull/16352
rm -f "${S}"/tests/dmd/compilable/stdcheaders.c || die
fi
# These tests invoke a runner that runs the tests in parallel so
# specify the jobs only to the runner and not cmake. I'm pretty sure
# that some of the tests can't be run simultaniously by multiple
# runners so keep the cmake jobs to 1.
DMD_TESTSUITE_MAKE_ARGS=-j${jobs} cmake_src_test -j 1 -V -R dmd-testsuite
### 4d-test-libs ###
# We compile the tests first so that $MAKEOPTS is respect, if
# compiled during the tests, nproc jobs will be used.
cmake_src_compile all-test-runners
local CMAKE_SKIP_TESTS=(
# These are the targets tested above
ldc2-unittest
lit-tests
dmd-testsuite
# These tests call gdb
druntime-test-exceptions
# Require valgrind
druntime-test-gc
druntime-test-valgrind
# This one fails due to an uncaught error, probably due to the
# sandbox.
druntime-test-cycles
)
if [[ ${ARCH} == arm64 ]]; then
# https://github.com/ldc-developers/ldc/issues/4613
# fails due to "innacuracy"
CMAKE_SKIP_TESTS+=( std.internal.math.gammafunction )
# Bad code generation with optimizations?
CMAKE_SKIP_TESTS+=( std.math.exponential )
fi
cmake_src_test
}
src_install() {
cmake_src_install
rm -rf "${ED}"/usr/share/bash-completion
}
pkg_postinst() {
# Update active ldc2
"${EROOT}"/usr/bin/eselect dlang update ldc2
}
pkg_postrm() {
"${EROOT}"/usr/bin/eselect dlang update ldc2
}
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