sys-libs/compiler-rt: Add 18.0.0_pre20231119 snapshot

Signed-off-by: Michał Górny <mgorny@gentoo.org>

2 files changed, 177 insertions, 0 deletions

diff --git a/sys-libs/compiler-rt/Manifest b/sys-libs/compiler-rt/Manifest
index 95de17541399..03e5ef006891 100644
--- a/sys-libs/compiler-rt/Manifest
+++ b/sys-libs/compiler-rt/Manifest
@@ -11,4 +11,5 @@ DIST llvm-project-17.0.4.src.tar.xz 127828636 BLAKE2B bd91ef7f07e085b935500b056f
 DIST llvm-project-17.0.4.src.tar.xz.sig 438 BLAKE2B e417c14d0af8c2f13eccec7a42d0e4d5a6a834d7a3d31061b9f56f7e880cd982c2b1e84322bcf8f6a3d3167519c31f16c7acb8fc725ab5b453f467a196ca2688 SHA512 4e79bb1d2b41289c092d4ec2759d7cfd4f12df8d107f9510aa9e2354691e7f878e3929b2b50e29fd6c65bd5a3aa13baf6b791847c1cd99817adbf59700cf2bdd
 DIST llvm-project-17.0.5.src.tar.xz 127842560 BLAKE2B 2d657ff14ad2dc932a5cdc6605ad30cba8e22ed8f4adb5ed53bfd9b5b654496023df9eb895f9691e98bba6b6a341b81d8a17361daf81ce4c3cd6a2b3602cd90e SHA512 793b63aa875b6d02e3a2803815cc9361b76c9ab1506967e18630fc3d6811bf51c73f53c51d148a5fc72e87e35dc2b88cb18b48419939c436451fe65c5a326022
 DIST llvm-project-17.0.5.src.tar.xz.sig 438 BLAKE2B d65bfe2816c49a4b3dda2c70fe5ca6a6b7e922338219e7a62b2f33082d88b700781e184f2b3b0758c1d46825cf369ddd6f8824f3be8d8f3a70a88cfbc06bba45 SHA512 509a61434471463459d3ec837e3f3cce662650d4e72ffc7d28fbeb0d5cfe92d5b1dc4fa568e40f48757b1e708de793bc157de7225ac15a00221191e6c1e660d9
+DIST llvm-project-5237193b87721134541f228e28edfd544a9c8ac8.tar.gz 201404340 BLAKE2B f028b8b100721202007e3106d8ee91bcf2ac90588f9268ec835dc4ea3941363d4b796338146c65d1a9e88957d18738030f713b3fed770616c79cb40043e706db SHA512 40a4d4f99f1a690a0f8737261aeeaa61af6124eeadcb6bab5c3828e88b36b8cce42a8caee6d3f01e675047c59b62210de017d207e341f680eff97758f798ad45
 DIST llvm-project-83888a5404d46667647fe36d6fa510d075ed57ea.tar.gz 200867834 BLAKE2B 20f5afa071089852abfdcc316e5db77681afe0fdb189a515d7724a0abaf1c545f37ba4b946414c7b8afca62636107bd4e1c7c99d8ba6a514bb413b13f5f634b0 SHA512 4cd7680a227388382076d5735a97a379546f5bdde33272a5a3d317d98c2847e34917dd38a3cfb3f1f677f6d9a9b2163b29f89dd9c4b92506f5be34a3072e0509
diff --git a/sys-libs/compiler-rt/compiler-rt-18.0.0_pre20231119.ebuild b/sys-libs/compiler-rt/compiler-rt-18.0.0_pre20231119.ebuild
new file mode 100644
index 000000000000..9c46e6737daa
--- /dev/null
+++ b/sys-libs/compiler-rt/compiler-rt-18.0.0_pre20231119.ebuild
@@ -0,0 +1,176 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..12} )
+inherit cmake crossdev flag-o-matic llvm llvm.org python-any-r1 toolchain-funcs
+
+DESCRIPTION="Compiler runtime library for clang (built-in part)"
+HOMEPAGE="https://llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="${LLVM_MAJOR}"
+IUSE="+abi_x86_32 abi_x86_64 +clang +debug test"
+RESTRICT="!test? ( test ) !clang? ( test )"
+
+DEPEND="
+	sys-devel/llvm:${LLVM_MAJOR}
+"
+BDEPEND="
+	>=dev-util/cmake-3.16
+	clang? ( sys-devel/clang )
+	test? (
+		$(python_gen_any_dep ">=dev-python/lit-15[\${PYTHON_USEDEP}]")
+		=sys-devel/clang-${LLVM_VERSION}*:${LLVM_MAJOR}
+	)
+	!test? (
+		${PYTHON_DEPS}
+	)
+"
+
+LLVM_COMPONENTS=( compiler-rt cmake llvm/cmake )
+llvm.org_set_globals
+
+python_check_deps() {
+	use test || return 0
+	python_has_version ">=dev-python/lit-15[${PYTHON_USEDEP}]"
+}
+
+pkg_pretend() {
+	if ! use clang && ! tc-is-clang; then
+		ewarn "Building using a compiler other than clang may result in broken atomics"
+		ewarn "library. Enable USE=clang unless you have a very good reason not to."
+	fi
+}
+
+pkg_setup() {
+	# Darwin Prefix builds do not have llvm installed yet, so rely on
+	# bootstrap-prefix to set the appropriate path vars to LLVM instead
+	# of using llvm_pkg_setup.
+	if [[ ${CHOST} != *-darwin* ]] || has_version sys-devel/llvm; then
+		LLVM_MAX_SLOT=${LLVM_MAJOR} llvm_pkg_setup
+	fi
+
+	if target_is_not_host || tc-is-cross-compiler ; then
+		# strips vars like CFLAGS="-march=x86_64-v3" for non-x86 architectures
+		CHOST=${CTARGET} strip-unsupported-flags
+		# overrides host docs otherwise
+		DOCS=()
+	fi
+	python-any-r1_pkg_setup
+}
+
+test_compiler() {
+	target_is_not_host && return
+	$(tc-getCC) ${CFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c - \
+		<<<'int main() { return 0; }' &>/dev/null
+}
+
+src_configure() {
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+	# pre-set since we need to pass it to cmake
+	BUILD_DIR=${WORKDIR}/${P}_build
+
+	if use clang && ! is_crosspkg; then
+		# Only do this conditionally to allow overriding with
+		# e.g. CC=clang-13 in case of breakage
+		if ! tc-is-clang ; then
+			local -x CC=${CHOST}-clang
+			local -x CXX=${CHOST}-clang++
+		fi
+
+		strip-unsupported-flags
+	fi
+
+	if ! is_crosspkg && ! test_compiler ; then
+		local nolib_flags=( -nodefaultlibs -lc )
+
+		if test_compiler "${nolib_flags[@]}"; then
+			local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+			ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}"
+		elif test_compiler "${nolib_flags[@]}" -nostartfiles; then
+			# Avoiding -nostartfiles earlier on for bug #862540,
+			# and set available entry symbol for bug #862798.
+			nolib_flags+=( -nostartfiles -emain )
+
+			local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+			ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}"
+		fi
+	fi
+
+	local mycmakeargs=(
+		-DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${LLVM_MAJOR}"
+
+		-DCOMPILER_RT_INCLUDE_TESTS=$(usex test)
+		-DCOMPILER_RT_BUILD_LIBFUZZER=OFF
+		-DCOMPILER_RT_BUILD_MEMPROF=OFF
+		-DCOMPILER_RT_BUILD_ORC=OFF
+		-DCOMPILER_RT_BUILD_PROFILE=OFF
+		-DCOMPILER_RT_BUILD_SANITIZERS=OFF
+		-DCOMPILER_RT_BUILD_XRAY=OFF
+
+		-DPython3_EXECUTABLE="${PYTHON}"
+	)
+
+	if use amd64 && ! target_is_not_host; then
+		mycmakeargs+=(
+			-DCAN_TARGET_i386=$(usex abi_x86_32)
+			-DCAN_TARGET_x86_64=$(usex abi_x86_64)
+		)
+	fi
+
+	if is_crosspkg; then
+		# Needed to target built libc headers
+		export CFLAGS="${CFLAGS} -isystem /usr/${CTARGET}/usr/include"
+		mycmakeargs+=(
+			# Without this, the compiler will compile a test program
+			# and fail due to no builtins.
+			-DCMAKE_C_COMPILER_WORKS=1
+			-DCMAKE_CXX_COMPILER_WORKS=1
+
+			# Without this, compiler-rt install location is not unique
+			# to target triples, only to architecture.
+			# Needed if you want to target multiple libcs for one arch.
+			-DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON
+
+			-DCMAKE_ASM_COMPILER_TARGET="${CTARGET}"
+			-DCMAKE_C_COMPILER_TARGET="${CTARGET}"
+			-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON
+		)
+	fi
+
+	if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then
+		mycmakeargs+=(
+			# setting -isysroot is disabled with compiler-rt-prefix-paths.patch
+			# this allows adding arm64 support using SDK in EPREFIX
+			-DDARWIN_macosx_CACHED_SYSROOT="${EPREFIX}/MacOSX.sdk"
+			# Set version based on the SDK in EPREFIX.
+			# This disables i386 for SDK >= 10.15
+			-DDARWIN_macosx_OVERRIDE_SDK_VERSION="$(realpath ${EPREFIX}/MacOSX.sdk | sed -e 's/.*MacOSX\(.*\)\.sdk/\1/')"
+			# Use our libtool instead of looking it up with xcrun
+			-DCMAKE_LIBTOOL="${EPREFIX}/usr/bin/${CHOST}-libtool"
+		)
+	fi
+
+	if use test; then
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+			-DLLVM_LIT_ARGS="$(get_lit_flags)"
+
+			-DCOMPILER_RT_TEST_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang"
+			-DCOMPILER_RT_TEST_CXX_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang++"
+		)
+	fi
+
+	cmake_src_configure
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+
+	cmake_build check-builtins
+}