Add 3.6.0 release candidate for testing, still need to fix go bindings

(Portage version: 2.2.17/cvs/Linux x86_64, signed Manifest commit with key C74525F2)

3 files changed, 540 insertions, 1 deletions

diff --git a/sys-devel/llvm/ChangeLog b/sys-devel/llvm/ChangeLog
index caf57c14b859..34e67af52a5f 100644
--- a/sys-devel/llvm/ChangeLog
+++ b/sys-devel/llvm/ChangeLog
@@ -1,6 +1,12 @@
 # ChangeLog for sys-devel/llvm
 # Copyright 1999-2015 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/sys-devel/llvm/ChangeLog,v 1.226 2015/02/04 10:55:25 mgorny Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-devel/llvm/ChangeLog,v 1.227 2015/02/18 13:26:00 voyageur Exp $
+
+*llvm-3.6.0_rc3 (18 Feb 2015)
+
+  18 Feb 2015; Bernard Cafarelli <voyageur@gentoo.org> +llvm-3.6.0_rc3.ebuild,
+  metadata.xml:
+  Add 3.6.0 release candidate for testing, still need to fix go bindings
 
   04 Feb 2015; Michał Górny <mgorny@gentoo.org>
   +files/clang-3.6-gentoo-install.patch, llvm-9999.ebuild:
diff --git a/sys-devel/llvm/llvm-3.6.0_rc3.ebuild b/sys-devel/llvm/llvm-3.6.0_rc3.ebuild
new file mode 100644
index 000000000000..e5b757ad0e6e
--- /dev/null
+++ b/sys-devel/llvm/llvm-3.6.0_rc3.ebuild
@@ -0,0 +1,532 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sys-devel/llvm/llvm-3.6.0_rc3.ebuild,v 1.1 2015/02/18 13:26:00 voyageur Exp $
+
+EAPI=5
+
+PYTHON_COMPAT=( python2_7 pypy )
+
+inherit eutils flag-o-matic multibuild multilib \
+	multilib-minimal python-r1 toolchain-funcs pax-utils check-reqs prefix
+
+DESCRIPTION="Low Level Virtual Machine"
+HOMEPAGE="http://llvm.org/"
+SRC_URI="http://llvm.org/pre-releases/${PV/_rc*}/${PV/3.6.0_}/${P/_}.src.tar.xz
+	clang? ( http://llvm.org/pre-releases/${PV/_rc*}/${PV/3.6.0_}/compiler-rt-${PV/_}.src.tar.xz
+		http://llvm.org/pre-releases/${PV/_rc*}/${PV/3.6.0_}/cfe-${PV/_}.src.tar.xz
+		http://llvm.org/pre-releases/${PV/_rc*}/${PV/3.6.0_}/clang-tools-extra-${PV/_}.src.tar.xz )
+	!doc? ( http://dev.gentoo.org/~voyageur/distfiles/${P/_rc*}-manpages.tar.bz2 )"
+
+LICENSE="UoI-NCSA"
+SLOT="0/3.5"
+KEYWORDS="~amd64 ~arm ~ppc ~ppc64 ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~x64-freebsd ~amd64-linux ~arm-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos"
+IUSE="clang debug doc go gold libedit +libffi multitarget ncurses ocaml python
+	+static-analyzer test xml video_cards_radeon
+	kernel_Darwin kernel_FreeBSD"
+
+COMMON_DEPEND="
+	sys-libs/zlib:0=
+	clang? (
+		python? ( ${PYTHON_DEPS} )
+		static-analyzer? (
+			dev-lang/perl:*
+			${PYTHON_DEPS}
+		)
+		xml? ( dev-libs/libxml2:2= )
+	)
+	go? ( >=dev-lang/go-1.2 )
+	gold? ( >=sys-devel/binutils-2.22:*[cxx] )
+	libedit? ( dev-libs/libedit:0=[${MULTILIB_USEDEP}] )
+	libffi? ( >=virtual/libffi-3.0.13-r1:0=[${MULTILIB_USEDEP}] )
+	ncurses? ( >=sys-libs/ncurses-5.9-r3:5=[${MULTILIB_USEDEP}] )
+	ocaml? ( dev-lang/ocaml:0= )"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${COMMON_DEPEND}
+	app-arch/xz-utils
+	dev-lang/perl
+	>=sys-devel/make-3.81
+	>=sys-devel/flex-2.5.4
+	>=sys-devel/bison-1.875d
+	|| ( >=sys-devel/gcc-3.0 >=sys-devel/gcc-apple-4.2.1
+		( >=sys-freebsd/freebsd-lib-9.1-r10 sys-libs/libcxx )
+	)
+	|| ( >=sys-devel/binutils-2.18 >=sys-devel/binutils-apple-5.1 )
+	clang? ( xml? ( virtual/pkgconfig ) )
+	doc? ( dev-python/sphinx )
+	libffi? ( virtual/pkgconfig )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+RDEPEND="${COMMON_DEPEND}
+	clang? ( !<=sys-devel/clang-${PV}-r99
+		!>=sys-devel/clang-9999 )
+	abi_x86_32? ( !<=app-emulation/emul-linux-x86-baselibs-20130224-r2
+		!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)] )"
+PDEPEND="clang? ( =sys-devel/clang-${PV}-r100 )"
+
+# pypy gives me around 1700 unresolved tests due to open file limit
+# being exceeded. probably GC does not close them fast enough.
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	test? ( || ( $(python_gen_useflags 'python*') ) )"
+
+S=${WORKDIR}/${P/_}.src
+
+# Some people actually override that in make.conf. That sucks since
+# we need to run install per-directory, and ninja can't do that...
+# so why did it call itself ninja in the first place?
+CMAKE_MAKEFILE_GENERATOR=emake
+
+pkg_pretend() {
+	# in megs
+	# !clang !debug !multitarget -O2       400
+	# !clang !debug  multitarget -O2       550
+	#  clang !debug !multitarget -O2       950
+	#  clang !debug  multitarget -O2      1200
+	# !clang  debug  multitarget -O2      5G
+	#  clang !debug  multitarget -O0 -g  12G
+	#  clang  debug  multitarget -O2     16G
+	#  clang  debug  multitarget -O0 -g  14G
+
+	local build_size=550
+	use clang && build_size=1200
+
+	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 || is-flagq -ggdb; 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
+
+	if [[ ${MERGE_TYPE} != binary ]]; then
+		echo 'int main() {return 0;}' > "${T}"/test.cxx || die
+		ebegin "Trying to build a C++11 test program"
+		if ! $(tc-getCXX) -std=c++11 -o /dev/null "${T}"/test.cxx; then
+			eerror "LLVM-${PV} requires C++11-capable C++ compiler. Your current compiler"
+			eerror "does not seem to support -std=c++11 option. Please upgrade your compiler"
+			eerror "to gcc-4.7 or an equivalent version supporting C++11."
+			die "Currently active compiler does not support -std=c++11"
+		fi
+		eend ${?}
+	fi
+}
+
+pkg_setup() {
+	pkg_pretend
+}
+
+src_unpack() {
+	default
+
+	rm -f "${S}"/tools/clang "${S}"/projects/compiler-rt \
+		|| die "symlinks removal failed"
+
+	if use clang; then
+		mv "${WORKDIR}"/cfe-${PV/_}.src "${S}"/tools/clang \
+			|| die "clang source directory move failed"
+		mv "${WORKDIR}"/compiler-rt-${PV/_}.src "${S}"/projects/compiler-rt \
+			|| die "compiler-rt source directory move failed"
+		mv "${WORKDIR}"/clang-tools-extra-${PV/_}.src "${S}"/tools/clang/tools/extra \
+			|| die "clang-tools-extra source directory move failed"
+	fi
+}
+
+src_prepare() {
+	epatch "${FILESDIR}"/${PN}-3.2-nodoctargz.patch
+	epatch "${FILESDIR}"/${PN}-3.5-gcc-4.9.patch
+	epatch "${FILESDIR}"/${PN}-3.6-gentoo-install.patch
+	# Make ocaml warnings non-fatal, bug #537308
+	sed -e "/RUN/s/-warn-error A//" -i test/Bindings/OCaml/*ml  || die
+
+	if use clang; then
+		# Automatically select active system GCC's libraries, bugs #406163 and #417913
+		epatch "${FILESDIR}"/clang-3.5-gentoo-runtime-gcc-detection-v3.patch
+
+		epatch "${FILESDIR}"/clang-3.6-gentoo-install.patch
+		epatch "${FILESDIR}"/clang-3.4-darwin_prefix-include-paths.patch
+		eprefixify tools/clang/lib/Frontend/InitHeaderSearch.cpp
+	fi
+
+	if use prefix && use clang; then
+		sed -i -e "/^CFLAGS /s@-Werror@-I${EPREFIX}/usr/include@" \
+			projects/compiler-rt/make/platform/clang_*.mk || die
+	fi
+
+	local sub_files=(
+		Makefile.config.in
+		Makefile.rules
+		tools/llvm-config/llvm-config.cpp
+	)
+	use clang && sub_files+=(
+		tools/clang/lib/Driver/Tools.cpp
+		tools/clang/tools/scan-build/scan-build
+	)
+
+	# unfortunately ./configure won't listen to --mandir and the-like, so take
+	# care of this.
+	# note: we're setting the main libdir intentionally.
+	# where per-ABI is appropriate, we use $(GENTOO_LIBDIR) make.
+	einfo "Fixing install dirs"
+	sed -e "s,@libdir@,$(get_libdir),g" \
+		-e "s,@PF@,${PF},g" \
+		-e "s,@EPREFIX@,${EPREFIX},g" \
+		-i "${sub_files[@]}" \
+		|| die "install paths sed failed"
+
+	if use clang; then
+		# constantly fails for a long time, likely due to our patches
+		rm tools/clang/test/Driver/cross-linux.c || die
+	fi
+
+	# User patches
+	epatch_user
+
+	python_setup
+}
+
+multilib_src_configure() {
+	# disable timestamps since they confuse ccache
+	local conf_flags=(
+		--disable-timestamps
+		--enable-keep-symbols
+		--enable-shared
+		--with-optimize-option=
+		$(tc-is-static-only && echo --disable-shared)
+		$(use_enable !debug optimized)
+		$(use_enable debug assertions)
+		$(use_enable debug expensive-checks)
+		$(use_enable libedit)
+		$(use_enable ncurses terminfo)
+		$(use_enable libffi)
+	)
+
+	# well, it's used only by clang executable c-index-test
+	if multilib_is_native_abi && use clang && use xml; then
+		conf_flags+=( XML2CONFIG="$(tc-getPKG_CONFIG) libxml-2.0" )
+	else
+		conf_flags+=( ac_cv_prog_XML2CONFIG="" )
+	fi
+
+	local targets bindings
+	if use multitarget; then
+		targets='all'
+	else
+		targets='host,cpp'
+		use video_cards_radeon && targets+=',r600'
+	fi
+	conf_flags+=( --enable-targets=${targets} )
+
+	if multilib_is_native_abi; then
+		use gold && conf_flags+=( --with-binutils-include="${EPREFIX}"/usr/include/ )
+		# extra commas don't hurt
+		use go && bindings+=',go'
+		use ocaml && bindings+=',ocaml'
+	fi
+
+	[[ ${bindings} ]] || bindings='none'
+	conf_flags+=( --enable-bindings=${bindings} )
+
+	if use libffi; then
+		local CPPFLAGS=${CPPFLAGS}
+		append-cppflags "$(pkg-config --cflags libffi)"
+	fi
+
+	# llvm prefers clang over gcc, so we may need to force that
+	tc-export CC CXX
+
+	ECONF_SOURCE=${S} \
+	econf "${conf_flags[@]}"
+}
+
+set_makeargs() {
+	MAKEARGS=(
+		VERBOSE=1
+		REQUIRES_RTTI=1
+		GENTOO_LIBDIR=$(get_libdir)
+	)
+
+	# for tests, we want it all! otherwise, we may use a little filtering...
+	# adding ONLY_TOOLS also disables unittest building...
+	if [[ ${EBUILD_PHASE_FUNC} != src_test ]]; then
+		local tools=( llvm-config )
+		use clang && tools+=( clang )
+
+		if multilib_is_native_abi; then
+			tools+=(
+				opt llvm-as llvm-dis llc llvm-ar llvm-nm llvm-link lli
+				llvm-extract llvm-mc llvm-bcanalyzer llvm-diff macho-dump
+				llvm-objdump llvm-readobj llvm-rtdyld llvm-dwarfdump llvm-cov
+				llvm-size llvm-stress llvm-mcmarkup llvm-profdata
+				llvm-symbolizer obj2yaml yaml2obj lto bugpoint
+			)
+
+			# the build system runs explicitly specified tools in parallel,
+			# so we need to split it into two runs
+			if [[ ${1} != -1 ]]; then
+				# those require lto
+				tools+=( llvm-lto )
+				use gold && tools+=( gold )
+
+				# those require clang :)
+				# we need to explicitly specify all its tools
+				# since we're passing BUILD_CLANG_ONLY
+				use clang && tools+=(
+					clang/tools/{clang-check,clang-format,extra}
+				)
+			fi
+		fi
+
+		MAKEARGS+=(
+			# filter tools + disable unittests implicitly
+			ONLY_TOOLS="${tools[*]}"
+
+			# this disables unittests & docs from clang
+			BUILD_CLANG_ONLY=YES
+		)
+	fi
+}
+
+multilib_src_compile() {
+	local MAKEARGS
+	set_makeargs -1
+	emake "${MAKEARGS[@]}"
+
+	if multilib_is_native_abi; then
+		set_makeargs
+		emake -C tools "${MAKEARGS[@]}"
+
+		if use doc; then
+			emake -C "${S}"/docs -f Makefile.sphinx man
+			use clang && emake -C "${S}"/tools/clang/docs/tools \
+				BUILD_FOR_WEBSITE=1 DST_MAN_DIR="${T}"/ man
+			emake -C "${S}"/docs -f Makefile.sphinx html
+		fi
+	fi
+
+	if use debug; then
+		pax-mark m Debug+Asserts+Checks/bin/llvm-rtdyld
+		pax-mark m Debug+Asserts+Checks/bin/lli
+		pax-mark m Debug+Asserts+Checks/bin/lli-child-target
+	else
+		pax-mark m Release/bin/llvm-rtdyld
+		pax-mark m Release/bin/lli
+		pax-mark m Release/bin/lli-child-target
+	fi
+}
+
+multilib_src_test() {
+	local MAKEARGS
+	set_makeargs
+
+	# build the remaining tools & unittests
+	emake "${MAKEARGS[@]}"
+
+	pax-mark m unittests/ExecutionEngine/JIT/Release/JITTests
+	pax-mark m unittests/ExecutionEngine/MCJIT/Release/MCJITTests
+	pax-mark m unittests/Support/Release/SupportTests
+
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	emake "${MAKEARGS[@]}" check
+	use clang && emake "${MAKEARGS[@]}" -C tools/clang test
+}
+
+src_install() {
+	local MULTILIB_CHOST_TOOLS=(
+		/usr/bin/llvm-config
+	)
+
+	local MULTILIB_WRAPPED_HEADERS=(
+		/usr/include/llvm/Config/config.h
+		/usr/include/llvm/Config/llvm-config.h
+	)
+
+	if use clang; then
+		# note: magic applied below
+		MULTILIB_CHOST_TOOLS+=(
+			/usr/bin/clang
+			/usr/bin/clang++
+			/usr/bin/clang-${PV}
+			/usr/bin/clang++-${PV}
+		)
+
+		MULTILIB_WRAPPED_HEADERS+=(
+			/usr/include/clang/Config/config.h
+		)
+	fi
+
+	multilib-minimal_src_install
+
+	# Remove unnecessary headers on FreeBSD, bug #417171
+	use kernel_FreeBSD && use clang && rm "${ED}"usr/lib/clang/${PV}/include/{std,float,iso,limits,tgmath,varargs}*.h
+}
+
+multilib_src_install() {
+	local MAKEARGS
+	set_makeargs
+
+	local root=${D}/_${ABI}
+
+	emake "${MAKEARGS[@]}" DESTDIR="${root}" install
+	multibuild_merge_root "${root}" "${D}"
+
+	if ! multilib_is_native_abi; then
+		# Backwards compat, will be happily removed someday.
+		dosym "${CHOST}"-llvm-config /usr/bin/llvm-config.${ABI}
+	else
+		# Install docs.
+		if use doc; then
+			doman "${S}"/docs/_build/man/*.1
+			use clang && doman "${T}"/clang.1
+			dohtml -r "${S}"/docs/_build/html/
+		else
+			if ! use clang; then
+				rm "${WORKDIR}"/${PN}-3.5.0-manpages/clang.1 || die
+			fi
+			doman "${WORKDIR}"/${PN}-3.5.0-manpages/*.1
+		fi
+
+		# Symlink the gold plugin.
+		if use gold; then
+			dodir /usr/${CHOST}/binutils-bin/lib/bfd-plugins
+			dosym ../../../../$(get_libdir)/LLVMgold.so \
+				/usr/${CHOST}/binutils-bin/lib/bfd-plugins/LLVMgold.so
+		fi
+	fi
+
+	# apply CHOST and PV to clang executables
+	# they're statically linked so we don't have to worry about the lib
+	if use clang; then
+		local clang_tools=( clang clang++ )
+		local i
+
+		# append ${PV} and symlink back
+		# TODO: use alternatives.eclass? does that make any sense?
+		# maybe with USE=-clang on :0 and USE=clang on older
+		for i in "${clang_tools[@]}"; do
+			mv "${ED%/}/usr/bin/${i}"{,-${PV}} || die
+			dosym "${i}"-${PV} /usr/bin/${i}
+		done
+
+		# now prepend ${CHOST} and let the multilib-build.eclass symlink it
+		if ! multilib_is_native_abi; then
+			# non-native? let's replace it with a simple wrapper
+			for i in "${clang_tools[@]}"; do
+				rm "${ED%/}/usr/bin/${i}-${PV}" || die
+				cat > "${T}"/wrapper.tmp <<-_EOF_
+					#!${EPREFIX}/bin/sh
+					exec "${i}-${PV}" $(get_abi_CFLAGS) "\${@}"
+				_EOF_
+				newbin "${T}"/wrapper.tmp "${i}-${PV}"
+			done
+		fi
+	fi
+
+	# Fix install_names on Darwin.  The build system is too complicated
+	# to just fix this, so we correct it post-install
+	local lib= f= odylib= ndylib= libpv=${PV}
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		eval $(grep PACKAGE_VERSION= configure)
+		[[ -n ${PACKAGE_VERSION} ]] && libpv=${PACKAGE_VERSION}
+		libpvminor=${libpv%.[0-9]*}
+		for lib in lib{EnhancedDisassembly,LLVM-${libpv},LTO,profile_rt,clang}.dylib LLVMHello.dylib clang/${libpv}/lib/darwin/libclang_rt.asan_{osx,iossim}_dynamic.dylib; do
+			# libEnhancedDisassembly is Darwin10 only, so non-fatal
+			# + omit clang libs if not enabled
+			[[ -f ${ED}/usr/lib/${lib} ]] || continue
+
+			ebegin "fixing install_name of $lib"
+			install_name_tool \
+				-id "${EPREFIX}"/usr/lib/${lib} \
+				"${ED}"/usr/lib/${lib}
+			eend $?
+		done
+		for f in "${ED}"/usr/bin/* "${ED}"/usr/lib/lib*.dylib "${ED}"/usr/lib/clang/${libpv}/lib/darwin/*.dylib ; do
+			# omit clang libs if not enabled
+			[[ -f "${f}" ]] || continue
+
+			scanmacho -BF'%n#f' "${f}" | tr ',' '\n' | \
+			while read odylib ; do
+				ndylib=
+				case ${odylib} in
+					*/libclang.dylib)
+						ndylib="${EPREFIX}"/usr/lib/libclang.dylib
+						;;
+					*/libLLVM-${libpv}.dylib)
+						ndylib="${EPREFIX}"/usr/lib/libLLVM-${libpv}.dylib
+						;;
+					*/libLLVM-${libpvminor}.dylib)
+						ndylib="${EPREFIX}"/usr/lib/libLLVM-${libpvminor}.dylib
+						;;
+					*/libLTO.dylib)
+						ndylib="${EPREFIX}"/usr/lib/libLTO.dylib
+						;;
+				esac
+				if [[ -n ${ndylib} ]] ; then
+					ebegin "fixing install_name reference to ${odylib} of ${f##*/}"
+					install_name_tool \
+						-change "${odylib}" "${ndylib}" \
+						"${f}"
+					eend $?
+				fi
+			done
+		done
+	fi
+}
+
+multilib_src_install_all() {
+	insinto /usr/share/vim/vimfiles/syntax
+	doins utils/vim/*.vim
+
+	if use clang; then
+		cd tools/clang || die
+
+		if use static-analyzer ; then
+			dobin tools/scan-build/ccc-analyzer
+			dosym ccc-analyzer /usr/bin/c++-analyzer
+			dobin tools/scan-build/scan-build
+
+			insinto /usr/share/${PN}
+			doins tools/scan-build/scanview.css
+			doins tools/scan-build/sorttable.js
+		fi
+
+		python_inst() {
+			if use static-analyzer ; then
+				pushd tools/scan-view >/dev/null || die
+
+				python_doscript scan-view
+
+				touch __init__.py || die
+				python_moduleinto clang
+				python_domodule __init__.py Reporter.py Resources ScanView.py startfile.py
+
+				popd >/dev/null || die
+			fi
+
+			if use python ; then
+				pushd bindings/python/clang >/dev/null || die
+
+				python_moduleinto clang
+				python_domodule __init__.py cindex.py enumerations.py
+
+				popd >/dev/null || die
+			fi
+
+			# AddressSanitizer symbolizer (currently separate)
+			python_doscript "${S}"/projects/compiler-rt/lib/asan/scripts/asan_symbolize.py
+		}
+		python_foreach_impl python_inst
+	fi
+}
diff --git a/sys-devel/llvm/metadata.xml b/sys-devel/llvm/metadata.xml
index 1a630669f376..a27c489fdc69 100644
--- a/sys-devel/llvm/metadata.xml
+++ b/sys-devel/llvm/metadata.xml
@@ -18,6 +18,7 @@
 		<flag name='clang'>Build the clang C/C++ compiler</flag>
 		<flag name='cmake'>Enable cmake support (experimental)</flag>
 		<flag name='doc'>Build and install the HTML documentation and regenerate the man pages</flag>
+		<flag name='go'>Build the <pkg>dev-lang/go</pkg> bindings</flag>
 		<flag name='gold'>Build the gold linker plugin</flag>
 		<flag name='llvm-gcc'>Build LLVM with <pkg>sys-devel/llvm-gcc</pkg></flag>
 		<flag name='multitarget'>Build all host targets (default: host only)</flag>