sys-devel/lld: Add stable with 2MB stacksize for musl

Closes: #297
Package-Manager: Portage-2.3.89, Repoman-2.3.20
Signed-off-by: Jory Pratt <anarchy@gentoo.org>

sys-devel/lld/Manifest

@@ -1 +1,2 @@
 DIST llvmorg-10.0.0.tar.gz 120804856 BLAKE2B 6b0254f5b913398cdcf2b2ec1ff219888706d2b79d5296590934714e42ac79f6a6547941ac2b1d2c4e6313dd18b6c7068e748aa6ac033e49fccbf5d355aa8191 SHA512 baa182d62fef1851836013ae8a1a00861ea89769778d67fb97b407a9de664e6c85da2af9c5b3f75d2bf34ff6b00004e531ca7e4b3115a26c0e61c575cf2303a0
+DIST llvmorg-9.0.1.tar.gz 113193320 BLAKE2B b86e405f2b8e00436045fd409fe19cdde75c797b1192c62a22b5ec75e6b4dc8e874a0f33008dc31562445e4cbe53a992b6f48c684255a6a1ef261e595b8b161f SHA512 fa88beeaae94b6d0cd9b5ba38658d0ffed8004035d7d8a4f95c3d31a709b88b581ae9bd7761333c8e5375c44b8f6be01768b5a3be901163159d7e6c43b71da59

sys-devel/lld/lld-9.0.1.ebuild

@@ -0,0 +1,57 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7} )
+inherit cmake-utils llvm llvm.org multiprocessing python-any-r1
+
+DESCRIPTION="The LLVM linker (link editor)"
+HOMEPAGE="https://llvm.org/"
+LLVM_COMPONENTS=( lld )
+LLVM_TEST_COMPONENTS=( llvm/utils/{lit,unittest} )
+llvm.org_set_globals
+
+LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA"
+SLOT="0"
+KEYWORDS="amd64 arm arm64 ppc64 x86"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="~sys-devel/llvm-${PV}"
+DEPEND="${RDEPEND}"
+BDEPEND="test? ( $(python_gen_any_dep "~dev-python/lit-${PV}[\${PYTHON_USEDEP}]") )"
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+python_check_deps() {
+	has_version -b "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${PV%%.*} llvm_pkg_setup
+	use test && python-any-r1_pkg_setup
+	use elibc_musl && append-ldflags -Wl,-z,stack-size=2097152
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-DBUILD_SHARED_LIBS=ON
+
+		-DLLVM_INCLUDE_TESTS=$(usex test)
+	)
+	use test && mycmakeargs+=(
+		-DLLVM_BUILD_TESTS=ON
+		-DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm"
+		-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+		-DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}"
+	)
+
+	cmake-utils_src_configure
+}
+
+src_test() {
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check-lld
+}