sys-devel/clang: Bump to 7.0.0rc2

2 files changed, 322 insertions, 0 deletions

diff --git a/sys-devel/clang/Manifest b/sys-devel/clang/Manifest
index 71b2b619821b..9ed64e0ba1cc 100644
--- a/sys-devel/clang/Manifest
+++ b/sys-devel/clang/Manifest
@@ -1,12 +1,15 @@
 DIST cfe-4.0.1.src.tar.xz 10933628 BLAKE2B bc1bb8875e83ccecd446a48cfa41f5c98a09d6ad24ff439a983f629711b4513b9c4bee4070f8df13b6b2a52d673b0706733a4c151ce5021a0233147debff14ac SHA512 936c9e1626b27e63a4fb11f3c0cb998eeaf9a520ad6e2bcd67cb4352e59e7781ecc700df79794f3fd70473d90b7e2ba418a39038eb0146b68e843f0705c1f964
 DIST cfe-5.0.2.src.tar.xz 11459216 BLAKE2B 80d9b2ab70b00c0dfd5c5386a44e0c15d8252e6175c9da55a0519c4f9b8192e32e215110d7d3808225786e2c7f906f2dfbe11dd09bdf21574e99709ae237ed0b SHA512 9931afceb5569ad6caec85d506180c810f7fea94af8c997143b0a37cbf413fcea0d92520478610627eeee1efb65fde684066ace0dfcbbf7b61ecd709d22dd0b1
 DIST cfe-6.0.1.src.tar.xz 11905772 BLAKE2B abb60e9f9827d1d8a24f0aaf8a1d1e32979293cc401258d230f93290e633645747fd0344af189ac7081b06be2cada503364e1e432b37110ade4b3578e40c7605 SHA512 f64ba9290059f6e36fee41c8f32bf483609d31c291fcd2f77d41fecfdf3c8233a5e23b93a1c73fed03683823bd6e72757ed993dd32527de3d5f2b7a64bb031b9
+DIST cfe-7.0.0rc2.src.tar.xz 12539260 BLAKE2B 7e7f006154aff2e4cfde377820c3482769ddb22a14ef45c98cb1645262ba36a5cb2159097bd159141e37cc4a06dddd93e38fdac4d763450834719daf088a2d15 SHA512 ae4c4f2b5f3c97147bcbb5d74e07588ff2ede7c131cb4e782ff077b68da1f02042a87f44227574a2883da7ce6827cd188898c862b0e09a4a70316df16193811b
 DIST clang-tools-extra-4.0.1.src.tar.xz 581788 BLAKE2B 52ca89eda6fe1e0fbbdc46e17f4067f03a9a9440dcdcc98811651087d0c9ab24dfe3eefb0b80a32ec41abe0766cb3e47031de61c4cff02b7d0e08c8fd03e3faa SHA512 ea26d926f428e62e76cf8a073e63ffe05645f6592e05d7717d5c257908870ae9217727d3e1578227b14eda5937085872463f1a8e99970256179c68b8a92e69e0
 DIST clang-tools-extra-5.0.2.src.tar.xz 646272 BLAKE2B 8a15a0c3ed9e8c31706d744017aa8be52616037790075c2314c3a613c9e1aa86b0b980c4e3bd9a775b234440f17436392196b41f1691ab25a33b432a25affb68 SHA512 241d85652e7c3ad5d77754ad9a694bddab3c14098067da4119223007c5a4a765d1cd7e7c7dba91666ccd5506f8703c82c9ee487f28249a00c2c4edbd0d1f2640
 DIST clang-tools-extra-6.0.1.src.tar.xz 757256 BLAKE2B 1d91d7459a34e7251007af91db1803ee6d04f1ef3e0fcf134a7e0d1d3456b094a80339ee60db3f0bdd12961f3a05caee7edfc5c6b9c48d49cd55a5dc3c102c3a SHA512 cf29d117b6dabcb7a8e5f6dab5016ce5a5c8f475679001a43fd5c935f2c368f37cdef50aae2080a1e4524f647f6d83458d4a5dec5b45d03fb374f463caf7c3f5
+DIST clang-tools-extra-7.0.0rc2.src.tar.xz 903424 BLAKE2B 3414bfe1cb50ce732200941f51ea49080e4ced4ac6a99d1963fc53a67007b7b4859e589ab4494d0cde8e298c7204c9e4a4240c9a175b7ad894a97732b71252aa SHA512 4b78046d9247160a566a48c84d0f75fd86fd80df5a9acd659f86c6c27c99b4b6d9296c04dff089697fede0109c531845572c3f8d99ebb28800ebb18c28ce9f6b
 DIST llvm-4.0.1.src.tar.xz 21065652 BLAKE2B 6327eed2d1feb108440f22d2581d1ff86c10a10c29793538d8d899c7e2dc83d3f7b147d3fd4bcce2bd2bf57c071b08c624aeafe40a3e7a3914506e7751727e6c SHA512 16adc39b34ddb628f81b171119a8e2a0e9138b25011e803ef0b688e2fbea116fc4953d3a1b61b90a98a75e33619f81566b7cb06a9a2ea4d04ac5e0eb303a2d1d
 DIST llvm-5.0.2-manpages.tar.bz2 93977 BLAKE2B 8c5e8899e0df9d6037fb7d5c373de6492ccdc9fd2c26cc7dfbd8fb2b9e68418ca8fdf42cdc303c361e649cc6939bf5229cbad017bdccbd5d791e92752328252f SHA512 568615bce5a75d42e4b6d592557472d366d49a99f8e81be10ae679804f1fe674c7fd0bbdac09af44fc67ee5aa34c4ed2153c2767c536ac8e45dd15c811c92dcb
 DIST llvm-5.0.2.src.tar.xz 23451868 BLAKE2B b7082be2e4ad557b29b9f6869811f262adcf5c73d552faf91b339bede75cf5eab58afefa12fa779a38be71fe2b8f4ea297c3213ee4e8370cc01972c59249d91c SHA512 3588be5ed969c3f7f6f16f56a12a6af2814d3d3c960d4a36ffebb0446cc75f19220bccee7fc605f9b01f5d5c188a905a046193cc12dec42dd5922048b5c27fe1
 DIST llvm-6.0.1-manpages.tar.bz2 102656 BLAKE2B 9088ca0bdda69f63354e61b7495df54505d5db2504bc61860a7260343722ec8cdd5e937d0843263a5bf5077b9cf386c337fa127039b996bab10d2ca5c2caeb59 SHA512 c468e97a2d5610aee9e72cb795e4e65375a079d733550f05380230fb44ba0ed67d407ad06e2340b66f13d19c06583b657e8d01fcdca2146ae43964cea309e0b3
 DIST llvm-6.0.1.src.tar.xz 25306628 BLAKE2B 60232d4d22f8096b565cc8d81fea0639f24f14e8fc4f66ade69fa15479181f07f655f26dff3fa24bf105762b495da316c5c9352db234bd0af6b9c3fff6d4d881 SHA512 cbbb00eb99cfeb4aff623ee1a5ba075e7b5a76fc00c5f9f539ff28c108598f5708a0369d5bd92683def5a20c2fe60cab7827b42d628dbfcc79b57e0e91b84dd9
+DIST llvm-7.0.0rc2.src.tar.xz 28320756 BLAKE2B 92707da30fe73a6dec2614acceada06560332d3b54edeae5047543f23808cf13b24aecc9c853ccbc3341951e1fbceff85509465aa6207275fc54c75f94baff55 SHA512 4211fdbd2278ed325d3f6a1f1fa706351e768e2cd1445abf6664bed39b7b5d0c5e04514711d627f9ae1e271300f410635bb54ba004a5bece0d68450d3a1b52e4
 DIST llvm-manpages-4.0.1.tar.bz2 87981 BLAKE2B 79ffd254ee5c6e09159c954913ef820f74107d4fcea5e3ed82592dc36af8fdfbf1e850547ba8bfc20aa9a5ecdd26c50329e6a6d558ae3aa5475a930789ce3e01 SHA512 d5b3213567c25db58ef364d272314a79c311a80fc21d98c09a5540af45a8190a38f489228663fe9a9b63bf0f2b952c460c4196a8fc8d6f221619f6e7ed2fc415
diff --git a/sys-devel/clang/clang-7.0.0_rc2.ebuild b/sys-devel/clang/clang-7.0.0_rc2.ebuild
new file mode 100644
index 000000000000..ef0d3b100811
--- /dev/null
+++ b/sys-devel/clang/clang-7.0.0_rc2.ebuild
@@ -0,0 +1,319 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils eapi7-ver flag-o-matic llvm \
+	multilib-minimal multiprocessing pax-utils prefix python-single-r1 \
+	toolchain-funcs
+
+MY_P=cfe-${PV/_/}.src
+EXTRA_P=clang-tools-extra-${PV/_/}.src
+LLVM_P=llvm-${PV/_/}.src
+
+DESCRIPTION="C language family frontend for LLVM"
+HOMEPAGE="https://llvm.org/"
+SRC_URI="https://prereleases.llvm.org/${PV/_//}/${MY_P}.tar.xz
+	https://prereleases.llvm.org/${PV/_//}/${EXTRA_P}.tar.xz
+	test? ( https://prereleases.llvm.org/${PV/_//}/${LLVM_P}.tar.xz )"
+#	!doc? ( https://dev.gentoo.org/~mgorny/dist/llvm/llvm-${PV}-manpages.tar.bz2 )"
+
+# Keep in sync with sys-devel/llvm
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC Sparc SystemZ X86 XCore )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}
+
+LICENSE="UoI-NCSA"
+SLOT="$(ver_cut 1)"
+KEYWORDS=""
+IUSE="debug default-compiler-rt default-libcxx doc +static-analyzer
+	test xml z3 kernel_FreeBSD ${ALL_LLVM_TARGETS[*]}"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	~sys-devel/llvm-${PV}:${SLOT}=[debug=,${LLVM_TARGET_USEDEPS// /,},${MULTILIB_USEDEP}]
+	static-analyzer? (
+		dev-lang/perl:*
+		z3? ( sci-mathematics/z3:0= )
+	)
+	xml? ( dev-libs/libxml2:2=[${MULTILIB_USEDEP}] )
+	${PYTHON_DEPS}"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${RDEPEND}
+	doc? ( dev-python/sphinx )
+	xml? ( virtual/pkgconfig )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+RDEPEND="${RDEPEND}
+	!<sys-devel/llvm-4.0.0_rc:0
+	!sys-devel/clang:0"
+PDEPEND="
+	sys-devel/clang-common
+	~sys-devel/clang-runtime-${PV}
+	default-compiler-rt? ( =sys-libs/compiler-rt-${PV%_*}* )
+	default-libcxx? ( >=sys-libs/libcxx-${PV} )"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	|| ( ${ALL_LLVM_TARGETS[*]} )
+	doc"
+
+# We need extra level of indirection for CLANG_RESOURCE_DIR
+S=${WORKDIR}/x/y/${MY_P}
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+PATCHES=(
+	# add Prefix include paths for Darwin
+	"${FILESDIR}"/6.0.1/darwin_prefix-include-paths.patch
+)
+
+# 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).
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${SLOT} llvm_pkg_setup
+	python-single-r1_pkg_setup
+}
+
+src_unpack() {
+	# create extra parent dir for CLANG_RESOURCE_DIR
+	mkdir -p x/y || die
+	cd x/y || die
+
+	einfo "Unpacking ${MY_P}.tar.xz ..."
+	tar -xf "${DISTDIR}/${MY_P}.tar.xz" || die
+	einfo "Unpacking ${EXTRA_P}.tar.xz ..."
+	tar -xf "${DISTDIR}/${EXTRA_P}.tar.xz" || die
+
+	mv "${EXTRA_P}" "${S}"/tools/extra || die
+	if use test; then
+		einfo "Unpacking parts of ${LLVM_P}.tar.xz ..."
+		tar -xf "${DISTDIR}/${LLVM_P}.tar.xz" \
+			"${LLVM_P}"/utils/{lit,llvm-lit,unittest} || die
+		mv "${LLVM_P}" "${WORKDIR}"/llvm || die
+	fi
+
+	if ! use doc; then
+		einfo "Unpacking llvm-${PV}-manpages.tar.bz2 ..."
+		tar -xf "${DISTDIR}/llvm-${PV}-manpages.tar.bz2" || die
+	fi
+}
+
+src_prepare() {
+	cmake-utils_src_prepare
+	eprefixify lib/Frontend/InitHeaderSearch.cpp
+}
+
+multilib_src_configure() {
+	local llvm_version=$(llvm-config --version) || die
+	local clang_version=$(ver_cut 1-3 "${llvm_version}")
+
+	local mycmakeargs=(
+		# ensure that the correct llvm-config is used
+		-DLLVM_CONFIG="$(type -P "${CHOST}-llvm-config")"
+		-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${SLOT}"
+		-DCMAKE_INSTALL_MANDIR="${EPREFIX}/usr/lib/llvm/${SLOT}/share/man"
+		# 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)
+		# z3 is not multilib-friendly
+		-DCLANG_ANALYZER_BUILD_Z3=$(multilib_native_usex z3)
+	)
+	use test && mycmakeargs+=(
+		-DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm"
+		-DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}"
+	)
+
+	if multilib_is_native_abi; then
+		mycmakeargs+=(
+			# normally copied from LLVM_INCLUDE_DOCS but the latter
+			# is lacking value in stand-alone builds
+			-DCLANG_INCLUDE_DOCS=$(usex doc)
+			-DCLANG_TOOLS_EXTRA_INCLUDE_DOCS=$(usex doc)
+		)
+		use doc && mycmakeargs+=(
+			-DLLVM_BUILD_DOCS=ON
+			-DLLVM_ENABLE_SPHINX=ON
+			-DCLANG_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
+			-DCLANG-TOOLS_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/tools-extra"
+			-DSPHINX_WARNINGS_AS_ERRORS=OFF
+		)
+		use z3 && mycmakeargs+=(
+			-DZ3_INCLUDE_DIR="${EPREFIX}/usr/include/z3"
+		)
+	else
+		mycmakeargs+=(
+			-DLLVM_TOOL_CLANG_TOOLS_EXTRA_BUILD=OFF
+		)
+	fi
+
+	if [[ -n ${EPREFIX} ]]; then
+		mycmakeargs+=(
+			-DGCC_INSTALL_PREFIX="${EPREFIX}/usr"
+		)
+	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
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+	cmake-utils_src_configure
+}
+
+multilib_src_compile() {
+	cmake-utils_src_compile
+
+	# provide a symlink for tests
+	if [[ ! -L ${WORKDIR}/lib/clang ]]; then
+		mkdir -p "${WORKDIR}"/lib || die
+		ln -s "${BUILD_DIR}/$(get_libdir)/clang" "${WORKDIR}"/lib/clang || die
+	fi
+}
+
+multilib_src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check-clang
+	multilib_is_native_abi && cmake-utils_src_make check-clang-tools
+}
+
+src_install() {
+	MULTILIB_WRAPPED_HEADERS=(
+		/usr/include/clang/Config/config.h
+	)
+
+	multilib-minimal_src_install
+
+	# Move runtime headers to /usr/lib/clang, where they belong
+	mv "${ED%/}"/usr/include/clangrt "${ED%/}"/usr/lib/clang || die
+	# move (remaining) wrapped headers back
+	mv "${ED%/}"/usr/include "${ED%/}"/usr/lib/llvm/${SLOT}/include || die
+
+	# Apply CHOST and version suffix to clang tools
+	# note: we use two version components here (vs 3 in runtime path)
+	local llvm_version=$(llvm-config --version) || die
+	local clang_version=$(ver_cut 1 "${llvm_version}")
+	local clang_full_version=$(ver_cut 1-3 "${llvm_version}")
+	local clang_tools=( clang clang++ clang-cl clang-cpp )
+	local abi i
+
+	# cmake gives us:
+	# - clang-X
+	# - clang -> clang-X
+	# - clang++, clang-cl, clang-cpp -> clang
+	# we want to have:
+	# - clang-X
+	# - clang++-X, clang-cl-X, clang-cpp-X -> clang-X
+	# - clang, clang++, clang-cl, clang-cpp -> clang*-X
+	# also in CHOST variant
+	for i in "${clang_tools[@]:1}"; do
+		rm "${ED%/}/usr/lib/llvm/${SLOT}/bin/${i}" || die
+		dosym "clang-${clang_version}" "/usr/lib/llvm/${SLOT}/bin/${i}-${clang_version}"
+		dosym "${i}-${clang_version}" "/usr/lib/llvm/${SLOT}/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/lib/llvm/${SLOT}/bin/${abi_chost}-${i}-${clang_version}"
+			dosym "${abi_chost}-${i}-${clang_version}" \
+				"/usr/lib/llvm/${SLOT}/bin/${abi_chost}-${i}"
+		done
+	done
+
+	# Remove unnecessary headers on FreeBSD, bug #417171
+	if use kernel_FreeBSD; then
+		rm "${ED}"usr/lib/clang/${clang_full_version}/include/{std,float,iso,limits,tgmath,varargs}*.h || die
+	fi
+}
+
+multilib_src_install() {
+	cmake-utils_src_install
+
+	# move headers to /usr/include for wrapping & ABI mismatch checks
+	# (also drop the version suffix from runtime headers)
+	rm -rf "${ED%/}"/usr/include || die
+	mv "${ED%/}"/usr/lib/llvm/${SLOT}/include "${ED%/}"/usr/include || die
+	mv "${ED%/}"/usr/lib/llvm/${SLOT}/$(get_libdir)/clang "${ED%/}"/usr/include/clangrt || die
+}
+
+multilib_src_install_all() {
+	python_fix_shebang "${ED}"
+	if use static-analyzer; then
+		python_optimize "${ED}"usr/lib/llvm/${SLOT}/share/scan-view
+	fi
+
+	# install pre-generated manpages
+	if ! use doc; then
+		insinto "/usr/lib/llvm/${SLOT}/share/man/man1"
+		doins "${WORKDIR}/x/y/llvm-${PV}-manpages/clang"/*.1
+	fi
+
+	docompress "/usr/lib/llvm/${SLOT}/share/man"
+	# match 'html' non-compression
+	use doc && docompress -x "/usr/share/doc/${PF}/tools-extra"
+	# +x for some reason; TODO: investigate
+	use static-analyzer && fperms a-x "/usr/lib/llvm/${SLOT}/share/man/man1/scan-build.1"
+}
+
+pkg_postinst() {
+	if [[ ${ROOT} == / && -f ${EPREFIX}/usr/share/eselect/modules/compiler-shadow.eselect ]] ; then
+		eselect compiler-shadow update all
+	fi
+
+	elog "You can find additional utility scripts in:"
+	elog "  ${EROOT}/usr/lib/llvm/${SLOT}/share/clang"
+	elog "To use these scripts, you will need Python 2.7. Some of them are vim"
+	elog "integration scripts (with instructions inside). The run-clang-tidy.py"
+	elog "scripts requires the following additional package:"
+	elog "  dev-python/pyyaml"
+}
+
+pkg_postrm() {
+	if [[ ${ROOT} == / && -f ${EPREFIX}/usr/share/eselect/modules/compiler-shadow.eselect ]] ; then
+		eselect compiler-shadow clean all
+	fi
+}