sys-devel/clang: Add 4.0.0rc1

2 files changed, 289 insertions, 1 deletions

diff --git a/sys-devel/clang/clang-4.0.0_rc1.ebuild b/sys-devel/clang/clang-4.0.0_rc1.ebuild
new file mode 100644
index 00000000000..4914a709e48
--- /dev/null
+++ b/sys-devel/clang/clang-4.0.0_rc1.ebuild
@@ -0,0 +1,288 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit check-reqs cmake-utils flag-o-matic git-r3 multilib-minimal \
+	python-single-r1 toolchain-funcs pax-utils versionator
+
+DESCRIPTION="C language family frontend for LLVM"
+HOMEPAGE="http://llvm.org/"
+SRC_URI=""
+EGIT_REPO_URI="http://llvm.org/git/clang.git
+	https://github.com/llvm-mirror/clang.git"
+EGIT_BRANCH="release_40"
+EGIT_COMMIT="3a631d565d41270fa80cb3d1e43a50d24cfc2f20"
+
+# Keep in sync with sys-devel/llvm
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC RISCV Sparc SystemZ X86 XCore )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}
+
+LICENSE="UoI-NCSA"
+SLOT="0/$(get_major_version)"
+KEYWORDS=""
+IUSE="debug default-compiler-rt default-libcxx +doc multitarget python
+	+static-analyzer test xml elibc_musl kernel_FreeBSD ${ALL_LLVM_TARGETS[*]}"
+
+RDEPEND="
+	~sys-devel/llvm-${PV}:=[debug=,${LLVM_TARGET_USEDEPS// /,},${MULTILIB_USEDEP}]
+	static-analyzer? ( dev-lang/perl:* )
+	xml? ( dev-libs/libxml2:2=[${MULTILIB_USEDEP}] )
+	!<sys-devel/llvm-${PV}
+	${PYTHON_DEPS}"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${RDEPEND}
+	doc? ( dev-python/sphinx )
+	test? ( ~dev-python/lit-${PV}[${PYTHON_USEDEP}] )
+	xml? ( virtual/pkgconfig )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+PDEPEND="
+	~sys-devel/clang-runtime-${PV}
+	default-compiler-rt? ( sys-libs/compiler-rt )
+	default-libcxx? ( sys-libs/libcxx )"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	|| ( ${ALL_LLVM_TARGETS[*]} )
+	multitarget? ( ${ALL_LLVM_TARGETS[*]} )"
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+# Multilib notes:
+# 1. ABI_* flags control ABIs libclang* is built for only.
+# 2. clang is always capable of compiling code for all ABIs for enabled
+#    target. However, you will need appropriate crt* files (installed
+#    e.g. by sys-devel/gcc and sys-libs/glibc).
+# 3. ${CHOST}-clang wrappers are always installed for all ABIs included
+#    in the current profile (i.e. alike supported by sys-devel/gcc).
+#
+# Therefore: use sys-devel/clang[${MULTILIB_USEDEP}] only if you need
+# multilib clang* libraries (not runtime, not wrappers).
+
+check_space() {
+	local build_size=650
+
+	if use debug; then
+		ewarn "USE=debug is known to increase the size of package considerably"
+		ewarn "and cause the tests to fail."
+		ewarn
+
+		(( build_size *= 14 ))
+	elif is-flagq '-g?(gdb)?([1-9])'; then
+		ewarn "The C++ compiler -g option is known to increase the size of the package"
+		ewarn "considerably. If you run out of space, please consider removing it."
+		ewarn
+
+		(( build_size *= 10 ))
+	fi
+
+	# Multiply by number of ABIs :).
+	local abis=( $(multilib_get_enabled_abis) )
+	(( build_size *= ${#abis[@]} ))
+
+	local CHECKREQS_DISK_BUILD=${build_size}M
+	check-reqs_pkg_pretend
+}
+
+pkg_pretend() {
+	check_space
+}
+
+pkg_setup() {
+	check_space
+
+	python-single-r1_pkg_setup
+}
+
+src_unpack() {
+	git-r3_fetch "http://llvm.org/git/clang-tools-extra.git
+		https://github.com/llvm-mirror/clang-tools-extra.git" \
+		fc0afbd6e7055b4d7f39998d743585683033c2d4
+	if use test; then
+		# needed for patched gtest
+		git-r3_fetch "http://llvm.org/git/llvm.git
+			https://github.com/llvm-mirror/llvm.git" \
+			c329efbc3c94928fb826ed146897aada0459c983
+	fi
+	git-r3_fetch
+
+	git-r3_checkout http://llvm.org/git/clang-tools-extra.git \
+		"${S}"/tools/clang/tools/extra
+	if use test; then
+		git-r3_checkout http://llvm.org/git/llvm.git \
+			"${WORKDIR}"/llvm
+	fi
+	git-r3_checkout
+}
+
+src_prepare() {
+	python_setup
+
+	# fix stand-alone doc build
+	eapply "${FILESDIR}"/9999/0007-cmake-Support-stand-alone-Sphinx-doxygen-doc-build.patch
+
+	# User patches
+	eapply_user
+}
+
+multilib_src_configure() {
+	local llvm_version=$(llvm-config --version) || die
+	local clang_version=$(get_version_component_range 1-3 "${llvm_version}")
+	local mycmakeargs=(
+		# ensure that the correct llvm-config is used
+		-DLLVM_CONFIG="${EPREFIX}/usr/bin/${CHOST}-llvm-config"
+		# relative to bindir
+		-DCLANG_RESOURCE_DIR="../lib/clang/${clang_version}"
+
+		-DBUILD_SHARED_LIBS=ON
+		-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		# these are not propagated reliably, so redefine them
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DCMAKE_DISABLE_FIND_PACKAGE_LibXml2=$(usex !xml)
+		# libgomp support fails to find headers without explicit -I
+		# furthermore, it provides only syntax checking
+		-DCLANG_DEFAULT_OPENMP_RUNTIME=libomp
+
+		# override default stdlib and rtlib
+		-DCLANG_DEFAULT_CXX_STDLIB=$(usex default-libcxx libc++ "")
+		-DCLANG_DEFAULT_RTLIB=$(usex default-compiler-rt compiler-rt "")
+
+		-DCLANG_ENABLE_ARCMT=$(usex static-analyzer)
+		-DCLANG_ENABLE_STATIC_ANALYZER=$(usex static-analyzer)
+	)
+	use test && mycmakeargs+=(
+		-DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm"
+		-DLIT_COMMAND="${EPREFIX}/usr/bin/lit"
+	)
+
+	if multilib_is_native_abi; then
+		mycmakeargs+=(
+			-DLLVM_BUILD_DOCS=$(usex doc)
+			-DLLVM_ENABLE_SPHINX=$(usex doc)
+			-DLLVM_ENABLE_DOXYGEN=OFF
+		)
+		use doc && mycmakeargs+=(
+			-DCLANG_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
+			-DSPHINX_WARNINGS_AS_ERRORS=OFF
+		)
+	else
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_CLANG_TOOLS_EXTRA_BUILD=OFF
+		)
+	fi
+
+	if tc-is-cross-compiler; then
+		[[ -x "/usr/bin/clang-tblgen" ]] \
+			|| die "/usr/bin/clang-tblgen not found or usable"
+		mycmakeargs+=(
+			-DCMAKE_CROSSCOMPILING=ON
+			-DCLANG_TABLEGEN=/usr/bin/clang-tblgen
+		)
+	fi
+
+	cmake-utils_src_configure
+}
+
+multilib_src_compile() {
+	cmake-utils_src_compile
+
+	# provide a symlink for tests
+	if [[ $(get_libdir) != lib ]]; then
+		ln -s "../$(get_libdir)/clang" lib/clang || die
+	fi
+}
+
+multilib_src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check-clang
+}
+
+src_install() {
+	MULTILIB_WRAPPED_HEADERS=(
+		/usr/include/clang/Config/config.h
+	)
+
+	multilib-minimal_src_install
+
+	# Move runtime headers to /usr/lib/clang, where they belong
+	dodir /usr/lib
+	mv "${ED}usr/include/clangrt" "${ED}usr/lib/clang" || die
+
+	# Apply CHOST and version suffix to clang tools
+	# note: we use two version components here (vs 3 in runtime path)
+	local llvm_version=$(llvm-config --version) || die
+	local clang_version=$(get_version_component_range 1-2 "${llvm_version}")
+	local clang_tools=( clang clang++ clang-cl clang-cpp )
+	local abi i
+
+	# cmake gives us:
+	# - clang-X.Y
+	# - clang -> clang-X.Y
+	# - clang++, clang-cl, clang-cpp -> clang
+	# we want to have:
+	# - clang-X.Y
+	# - clang++-X.Y, clang-cl-X.Y, clang-cpp-X.Y -> clang-X.Y
+	# - clang, clang++, clang-cl, clang-cpp -> clang*-X.Y
+	# also in CHOST variant
+	for i in "${clang_tools[@]:1}"; do
+		rm "${ED%/}/usr/bin/${i}" || die
+		dosym "clang-${clang_version}" "/usr/bin/${i}-${clang_version}"
+		dosym "${i}-${clang_version}" "/usr/bin/${i}"
+	done
+
+	# now create target symlinks for all supported ABIs
+	for abi in $(get_all_abis); do
+		local abi_chost=$(get_abi_CHOST "${abi}")
+		for i in "${clang_tools[@]}"; do
+			dosym "${i}-${clang_version}" \
+				"/usr/bin/${abi_chost}-${i}-${clang_version}"
+			dosym "${abi_chost}-${i}-${clang_version}" \
+				"/usr/bin/${abi_chost}-${i}"
+		done
+	done
+
+	# Remove unnecessary headers on FreeBSD, bug #417171
+	if use kernel_FreeBSD; then
+		rm "${ED}"usr/lib/clang/${PV}/include/{std,float,iso,limits,tgmath,varargs}*.h || die
+	fi
+}
+
+multilib_src_install() {
+	cmake-utils_src_install
+
+	# move headers to include/ to get them checked for ABI mismatch
+	# (then to the correct directory in src_install())
+	insinto /usr/include/clangrt
+	doins -r "${ED}usr/$(get_libdir)/clang"/.
+	rm -r "${ED}usr/$(get_libdir)/clang" || die
+}
+
+multilib_src_install_all() {
+	if use python ; then
+		pushd bindings/python/clang >/dev/null || die
+
+		python_moduleinto clang
+		python_domodule *.py
+
+		popd >/dev/null || die
+	fi
+
+	python_fix_shebang "${ED}"
+	if use static-analyzer; then
+		python_optimize "${ED}"usr/share/scan-view
+	fi
+}
diff --git a/sys-devel/clang/clang-9999.ebuild b/sys-devel/clang/clang-9999.ebuild
index 035ac3d3527..25e52b274ca 100644
--- a/sys-devel/clang/clang-9999.ebuild
+++ b/sys-devel/clang/clang-9999.ebuild
@@ -39,7 +39,7 @@ RDEPEND="
 # configparser-3.2 breaks the build (3.3 or none at all are fine)
 DEPEND="${RDEPEND}
 	doc? ( dev-python/sphinx )
-	test? ( dev-python/lit[${PYTHON_USEDEP}] )
+	test? ( ~dev-python/lit-${PV}[${PYTHON_USEDEP}] )
 	xml? ( virtual/pkgconfig )
 	!!<dev-python/configparser-3.3.0.2
 	${PYTHON_DEPS}"