sys-devel/llvm: Bump to 3.8.1

2 files changed, 542 insertions, 0 deletions

diff --git a/sys-devel/llvm/Manifest b/sys-devel/llvm/Manifest
index b21128e06e66..20d4862468fb 100644
--- a/sys-devel/llvm/Manifest
+++ b/sys-devel/llvm/Manifest
@@ -3,18 +3,22 @@ DIST cfe-3.5.2.src.tar.xz 8268008 SHA256 4feb575f74fb3a74b6245400460230141bf610f
 DIST cfe-3.6.2.src.tar.xz 8617576 SHA256 ae9180466a23acb426d12444d866b266ff2289b266064d362462e44f8d4699f3 SHA512 ed837c48f38d8998efd675b56477c8681dcedfcf3f71bba65930f145501289bebb6fe6a6d9de336548f94c381d016b99f10c58e046b885449755d44ac782de03 WHIRLPOOL a17419cea329999c8662c0008dbd0391ed5f52045d0175488979e7620f6a9a21b08e451a5e21d3bf944597bb37934a8228fa89c09d773882359822d59bd447a8
 DIST cfe-3.7.1.src.tar.xz 9110616 SHA256 56e2164c7c2a1772d5ed2a3e57485ff73ff06c97dff12edbeea1acc4412b0674 SHA512 8e3285a32ad0fd4721fa77c4fb9709f31bb4e4f7cb5245357aaf57b0767b6ef18a30d902b59d1437a6febffb6c2128214f9ce5aa913bb298743221a28c4f9de5 WHIRLPOOL ce300f5023bddda59ee055e4dccdca8bf459fae5d4e91c44262d2830c406b798d697d1bf3c6326ff41b969a8439f94a3c83570f1d0151a7f0223eb0d8f324f7b
 DIST cfe-3.8.0.src.tar.xz 9627228 SHA256 04149236de03cf05232d68eb7cb9c50f03062e339b68f4f8a03b650a11536cf9 SHA512 fef431d63f95a394d53e3857fb6a6bde7a7b27f40ef5111b4353bcb63ac26febec8a9eb84780187c49699ab099834f13f996f085d02c365676b3fa5bbcc03dcd WHIRLPOOL 10fd94f75f645318ed3436454ccffd570a88cafe35e870563b5f4d89c37b9bdbe282d8793301ca53db6774cc223b2ff7ab0af99293413cac3deefcf5150fcca3
+DIST cfe-3.8.1.src.tar.xz 9605548 SHA256 4cd3836dfb4b88b597e075341cae86d61c63ce3963e45c7fe6a8bf59bb382cdf SHA512 72d23a410271b50f97371b13dd7a6c6c5c0a993e35df436ab716ece8521d83406aa3d4bf8fdecd8154139f39fd5e011e480d405225d8c3ff152d0a2ac4573e04 WHIRLPOOL 7bcc9e6fed871b7490e2a280f2ad36008150a0af3605357fbe529aea8a7acbbed41c7da273dd150f8f50869cd321f114e909236261c4dd05ed7f644c75f208c4
 DIST clang-tools-extra-3.5.0.src.tar.xz 216256 SHA256 2981beb378afb5aa5c50ed017720a42a33e77e902c7086ad2d412ef4fa931f69 SHA512 5ff2cc5d143b78fbe6645486f02e50f738a92aaf6b8e85cfc6f91e659684686b12e61fc8f00b814b4372c5ed2c2b1be5eca61ea696fbe074b815877b799534ee WHIRLPOOL 10b5afc550fa6a8c33739fbf9268e934732b2892842d398152676e66ab90aed3c6e1bae02bc1b8aa0a9a917b6b450f60950317a9eda3f9e377971cbe00164b11
 DIST clang-tools-extra-3.5.2.src.tar.xz 215804 SHA256 f21a374d74b194d8c984546266491b518859b5f12ed9abd49337b8060d3fc004 SHA512 6a8e662d2704147296c13626fbc5885911c646c67404f12eacc67ee2995221445bf4f6122b271b9cb3a56b716f550a651024822f72358d400b9052bf50423669 WHIRLPOOL 088d2725a88a439a1a2c4048e0eaf540587078078bd1c9823a4804200265cab4d32606abf5e72be76da45ea4aa6e7a7201a2bdbddc78d5f9e0024b0d7b59e222
 DIST clang-tools-extra-3.6.2.src.tar.xz 248624 SHA256 6a0ec627d398f501ddf347060f7a2ccea4802b2494f1d4fd7bda3e0442d04feb SHA512 1b7710a7deee30cefb6a3b4edb026a96d8935a0c6f3056ccdb7a45564d10baf01a4f6722ae853ad9a3bad17e8de32a3c0ec99c5cf6144647a5e182809d403f7a WHIRLPOOL 3dc8888c302bac84f53b673784dec092a2c59ea2985d9983e87f057b9aa7b5d3e34cf13d2b0f1f60ea44f342b8167377204a510036872a087037cf02335c19cd
 DIST clang-tools-extra-3.7.1.src.tar.xz 277476 SHA256 4a91edaccad1ce984c7c49a4a87db186b7f7b21267b2b03bcf4bd7820715bc6b SHA512 06e2db8af75f1e6ee82da6ee723b5256b9e3f6ba196428f18944ec02d07df26d04329ca8824a083c5f25274ce7e3469aa75e3a29ccfbdb6375524841d65e3ad7 WHIRLPOOL 2c1a459d6aff6bc24d5c8d38120ab665adbef61394050781a9707d50e83dae1b4997ed19459086e9bd7f6dd38a09c295d135e33515c947d64a7f1ab714ad8beb
 DIST clang-tools-extra-3.8.0.src.tar.xz 334072 SHA256 afbda810106a6e64444bc164b921be928af46829117c95b996f2678ce4cb1ec4 SHA512 f0e593a76df5485f403079bd2fbb4e51c3d1c3fc4e63e2c2910894e8f2a7c14b47265435f3c52f035fb3fe2f595812d0f9869235296157a39c071a23e6a8b178 WHIRLPOOL 4928669a3c019eebe0a98ee72e25ef70ddf3c1d29e6a4aa18e408276b2a870069460c39e0e8fbe960d8d56127bb6951433d1fd89015d192951004e527b065ec9
+DIST clang-tools-extra-3.8.1.src.tar.xz 334768 SHA256 664a5c60220de9c290bf2a5b03d902ab731a4f95fe73a00856175ead494ec396 SHA512 ec8c4a6ac4fd1a0e24fc15e56ba00828e0d718c2f7bd477ea134ab094c67f4f4b2f603f128ec11a03b7f25f3e9b8fe75181e40730c56b7b683f54e3f37573137 WHIRLPOOL b05213cbe21b778e718233cecbf4d01b92c1f133eced6fdd3fa5059c4b10e5f0407549634f65032af177ba1614250f5c02e283c2b03563db3e227b1afcae424b
 DIST compiler-rt-3.5.0.src.tar.xz 1088352 SHA256 a4b3e655832bf8d9a357ea2c771db347237460e131988cbb96cda40ff39a8136 SHA512 862cce2d6b398bd1a8399496a547e6ab976a31f676528beebfbea5fd7dc54aa72e1c25deefa12f6167096521eba74090565b0168806451da02ddac04e922fc48 WHIRLPOOL 248acf997d70d7904aa79bf83e0c02ba4e5f8c2812c03f44a8e1e31b845a654f250c09ec6a123f9245d0db8713e8cc5a4087b9ce785af4f5eb7e55d9dbd362a2
 DIST compiler-rt-3.5.2.src.tar.xz 1093000 SHA256 542d7aadd21e7fe35bea0a7912bc965f08a1a566746cebcca76f96dcfeb74dc3 SHA512 319a8a1dbe07eb4f1fcccfe79a1fa445f348fb854a441500e89fa0a128e45716b65d06347f19a63de32e9294cd2331e914ae0d5fe8224f0b2452c39b79ac96ff WHIRLPOOL 6e9286c56a60a515006c8232ca01622ae844185a5f31fb49bce632868862c5e560619f1c45da66878b5322a764f91a284cd296e9f13105d6f74e055a17321d93
 DIST compiler-rt-3.6.2.src.tar.xz 1128080 SHA256 0f2ff37d80a64575fecd8cf0d5c50f7ac1f837ddf700d1855412bb7547431d87 SHA512 7dafcc5bd4822475de649d8a84ae51af3c4ed4d0958f76b1b55ba79219638f3e78eb94a1986c6e9ba0e7f1ccf3ec834d546b5ca60e8b08083fea5880ecdf17a3 WHIRLPOOL dd77e7df43c9028a6873ed903da67560fdb04968013016a7f0ad2d2e9a81b3a3d890b95e4f49a6bdef349806d6507defcd80a0a9fb50c1c9f778e7eff42dbc5d
 DIST compiler-rt-3.7.1.src.tar.xz 1181772 SHA256 9d4769e4a927d3824bcb7a9c82b01e307c68588e6de4e7f04ab82d82c5af8181 SHA512 bf434519ea0838264c30de1e1e8681320aa868df0ecc825a45c659077b963a4120c18216946558cbf8aea24a8ac8ec39af2066dab906bc7cabc0894d51d61325 WHIRLPOOL 0bea047e48622884a6fc6bb3826046e9de5b3192006cc41c0ccd9d6c611674869c3c15988b531a0f7d9fea2cf951b90ecef385b85db765c6f99a48692fdcf223
 DIST compiler-rt-3.8.0.src.tar.xz 1270128 SHA256 c8d3387e55f229543dac1941769120f24dc50183150bf19d1b070d53d29d56b0 SHA512 21ba548b6b35a79aa291adba7f83db14c33855fa3cf376f2ad75bd22bb454501b74f0ea4f71bc03a864135862c800b101d3cd790e54e687c2a3459c64218b9c3 WHIRLPOOL 63ceb498fbc4083afda4f4aa12e44b8a6d2b58408edacd7d578d3cd6a63f0c1074e453b950fae4fee51690b3f79700e7752b6ceb3e6980c88541314993ce71a5
+DIST compiler-rt-3.8.1.src.tar.xz 1263312 SHA256 0df011dae14d8700499dfc961602ee0a9572fef926202ade5dcdfe7858411e5c SHA512 bed3da5f8594c4bf71af406419fbeaf7ed5d8bf46adb305233a298271d34a9af1072bcb47d474ac19bb862cc7c7bc9e1d89bc1567133553f29480030cad1cf75 WHIRLPOOL 950de96c57461c51ee9857dd56a858876f6bdb09f44ea1ec96c6f113d3499f5f3ddb90e86a8a6b50460577e1b4857da3dd6024eb3427d837630a2c4c678c360a
 DIST lldb-3.7.1.src.tar.xz 10650524 SHA256 9a0bc315ef55f44c98cdf92d064df0847f453ed156dd0ef6a87e04f5fd6a0e01 SHA512 d2d3e1052026edd6ef9113ff5362acb4a32cef598098b4031c35e389301130ef2e1bda594f30de4d65c9fdc0beaecdd35afcf36676eb540baad34015aca294d1 WHIRLPOOL bba9c700788f0cf86ac1de51383a223e1c92f724719cdd327d83189cb77714c1e10fb78569aeed3b3c639062a3410bb114f646a271fd0d9e8c9a8e45d090330a
 DIST lldb-3.8.0.src.tar.xz 10929768 SHA256 e3f68f44147df0433e7989bf6ed1c58ff28d7c68b9c47553cb9915f744785a35 SHA512 a491209ae12b0c7d938ebd94362396a50922326ed24ed11f71b1f19b61274a34a92d2bd46857b44081e7fa3e6d0a641d148bd4022f8edf71f80ff2aa7a55ebef WHIRLPOOL c498c22acab867419143745ce0212c70bdfc141dbae19ab53221908eba7961aae6a029cbad01b8409e6fbc187550141ed87f32366dd847ac57754891fbbc4049
+DIST lldb-3.8.1.src.tar.xz 10928220 SHA256 349148116a47e39dcb5d5042f10d8a6357d2c865034563283ca512f81cdce8a3 SHA512 d73c55daed6ef5e5ca784c7010f2d75be26024b14fa61a2861a8a6cbe129e417fb7be2a3b532e17e9d7de98ae38ce6a689d8166049eff365fb04f4bd772758f3 WHIRLPOOL 78dd8161cd1411bd62cb3ffe1196fe95ccb73d78f2e141a58c63776eb6d91065fe1348b1b8e241630cdf954ab659b333ebbcdcaeba3e6df36af62aaf3a7c6634
 DIST llvm-3.5.0-manpages.tar.bz2 35314 SHA256 724e752a60016dce8cc536658906d3646c600e977374e0ea692a5d0fe2d4a021 SHA512 d99d6096d7f21a81923297584fe5eeb23e0d83d4538fe376615c92fffc8aff3189999f7ab3c537b5aa5d6bc2c22c53eb05717d48c7ab99c42315b8665bac62c3 WHIRLPOOL 68ced06ee6678c5333c662eb1cc0da744c5a184b12dd059c1b77ec200b1d3cc231f270b9d9b6e177d728776894277b3f9061338aa55620c90474eb97915b7819
 DIST llvm-3.5.0.src.tar.xz 11735940 SHA256 28e199f368ef0a4666708f31c7991ad3bcc3a578342b0306526dd35f07595c03 SHA512 b4d0f325dbdb0a8f10e5fd031954ef4b1971d8f99f4e4b53834801a2b74a7acde3f77c655c8355b407424b363edfb10f71d85fc370356dc52af5c636a1bba197 WHIRLPOOL 561520823468b61c63df8e13f876b7ac586eb1e52c256e9a36370e5d46e8cef3937655c36fbb51eebd3680fab67412e7c777479477fc728e7a8f35420e573ef1
 DIST llvm-3.5.2.src.tar.xz 11876128 SHA256 44196156d5749eb4b4224fe471a29cc3984df92570a4a89fa859f7394fc0c575 SHA512 0f6a83cc61a385387e7baf8fb8f0d9f18e3fd00d2d389a3c7e2c3792be7d82ed095506cac52c24e65ae3c1f94456a441d39440feef6125e25ef18447ec9dd406 WHIRLPOOL b41de51907d6d2c2d04a4c498b44f0ed560cc710e6e2d8678f5ef93a9009d140bc7c2406f4b25d5b901fd026689d48edce77a2e435687b489b835156a512e256
@@ -24,3 +28,4 @@ DIST llvm-3.7.0-manpages.tar.bz2 38095 SHA256 8597fa532464c6336aefbbef0b1ce452aa
 DIST llvm-3.7.1.src.tar.xz 14592544 SHA256 be7794ed0cec42d6c682ca8e3517535b54555a3defabec83554dbc74db545ad5 SHA512 ac521debc02f6deba96ef975d6a546b0c5c77299c1dbf5e1b87a7974ff5e7fd715bd7e384b92d9adf572ce47130bdbf6d3c648eb0d7f72f16f976292e4909e90 WHIRLPOOL 788ce0907b906ebee595c766713bec5067563c8aba7460211f5830e116df7c830de84704834c0df2f2f2c90354d75521e4a4aff57e769a2d8ab590778c1e4a70
 DIST llvm-3.8.0-manpages.tar.bz2 37889 SHA256 4dda7f69f9412e0fb50d32631df34d6ea7f93c945c9a59cb050a99f1d2d0508b SHA512 a93ed7a25b75c237a0967ba7a501c71af3e7e9292ebabf69733bc637e9a4534dcaee539c6b1f6b2df7a87103c2371b1cf130fac05b88047100988c814e89ab0f WHIRLPOOL 9790a576fd4db798c2339bb4ea1dc973f1057177364770a104be7916998a1ad824e6b4eee296066ddd32eb5e6c57ffd5716457cecbd8ca9fe1b317d0d5ed2676
 DIST llvm-3.8.0.src.tar.xz 16580932 SHA256 555b028e9ee0f6445ff8f949ea10e9cd8be0d084840e21fbbe1d31d51fc06e46 SHA512 2c76e79d803768ed20af6ca1801cf2518071bf9835c54580ea3eb6219a66cdcf8b4c575f192c15082cc18d2468b7611dacb57950b605813a2317125c2d33c138 WHIRLPOOL f7219f3324080f22158b08eb23b5b545d303090d0bb8cde6ee971da829dd52837832a127792b153006568e0c7c0163c1095d1e258600f4359df347148e965b94
+DIST llvm-3.8.1.src.tar.xz 16551472 SHA256 6e82ce4adb54ff3afc18053d6981b6aed1406751b8742582ed50f04b5ab475f9 SHA512 99bbb2cc5f337fd5edf1621f8028c8cb74011aa4af2531018dc05409b27f7b8d0c2f76a00115f677f7c013029d5d9f55d085a5b40433409aac4e9161d53bd366 WHIRLPOOL a99cef164a0e05e5237b840bee776d48fe0bde460cb4536f03a5e4eb0cc630deeb96f76bdd42f912a4b2dab08133bd9137ea16be1b9582d375f0f5841dd40234
diff --git a/sys-devel/llvm/llvm-3.8.1.ebuild b/sys-devel/llvm/llvm-3.8.1.ebuild
new file mode 100644
index 000000000000..98b01a89ef9f
--- /dev/null
+++ b/sys-devel/llvm/llvm-3.8.1.ebuild
@@ -0,0 +1,537 @@
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+PYTHON_COMPAT=( python2_7 )
+
+inherit check-reqs cmake-utils eutils flag-o-matic multilib \
+	multilib-minimal python-single-r1 toolchain-funcs pax-utils prefix
+
+DESCRIPTION="Low Level Virtual Machine"
+HOMEPAGE="http://llvm.org/"
+SRC_URI="http://llvm.org/releases/${PV}/${P}.src.tar.xz
+	clang? ( http://llvm.org/releases/${PV}/compiler-rt-${PV}.src.tar.xz
+		http://llvm.org/releases/${PV}/cfe-${PV}.src.tar.xz
+		http://llvm.org/releases/${PV}/clang-tools-extra-${PV}.src.tar.xz )
+	lldb? ( http://llvm.org/releases/${PV}/lldb-${PV}.src.tar.xz )
+	!doc? ( http://dev.gentoo.org/~voyageur/distfiles/${PN}-3.8.0-manpages.tar.bz2 )"
+
+LICENSE="UoI-NCSA"
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~arm ~arm64 ~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 gold libedit +libffi lldb 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:*
+			${PYTHON_DEPS}
+		)
+		xml? ( dev-libs/libxml2:2=[${MULTILIB_USEDEP}] )
+	)
+	gold? ( >=sys-devel/binutils-2.22:*[cxx] )
+	libedit? ( dev-libs/libedit:0=[${MULTILIB_USEDEP}] )
+	libffi? ( >=virtual/libffi-3.0.13-r1:0=[${MULTILIB_USEDEP}] )
+	lldb? ( dev-python/six[${PYTHON_USEDEP}] )
+	ncurses? ( >=sys-libs/ncurses-5.9-r3:0=[${MULTILIB_USEDEP}] )
+	ocaml? (
+		>=dev-lang/ocaml-4.00.0:0=
+		dev-ml/findlib
+		dev-ml/ocaml-ctypes
+		!!<=sys-devel/llvm-3.7.0-r1[ocaml] )"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${COMMON_DEPEND}
+	dev-lang/perl
+	>=sys-devel/make-3.81
+	>=sys-devel/flex-2.5.4
+	>=sys-devel/bison-1.875d
+	|| ( >=sys-devel/gcc-3.0 >=sys-devel/llvm-3.5
+		( >=sys-freebsd/freebsd-lib-9.1-r10 sys-libs/libcxx )
+	)
+	|| ( >=sys-devel/binutils-2.18 >=sys-devel/binutils-apple-5.1 )
+	kernel_Darwin? ( <sys-libs/libcxx-${PV%_rc*}.9999 )
+	clang? ( xml? ( virtual/pkgconfig ) )
+	doc? ( dev-python/sphinx )
+	gold? ( sys-libs/binutils-libs )
+	libffi? ( virtual/pkgconfig )
+	lldb? ( dev-lang/swig )
+	!!<dev-python/configparser-3.3.0.2
+	ocaml? ( test? ( dev-ml/ounit ) )
+	${PYTHON_DEPS}"
+RDEPEND="${COMMON_DEPEND}
+	clang? ( !<=sys-devel/clang-${PV}-r99 )
+	abi_x86_32? ( !<=app-emulation/emul-linux-x86-baselibs-20130224-r2
+		!app-emulation/emul-linux-x86-baselibs[-abi_x86_32(-)] )"
+PDEPEND="clang? ( =sys-devel/clang-${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="${PYTHON_REQUIRED_USE}
+	lldb? ( clang xml )"
+
+S=${WORKDIR}/${P/_}.src
+
+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?(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_setup() {
+	pkg_pretend
+}
+
+src_unpack() {
+	default
+
+	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 "${S}"/tools/clang/tools/extra \
+			|| die "clang-tools-extra source directory move failed"
+	fi
+
+	if use lldb; then
+		mv "${WORKDIR}"/lldb-${PV/_}.src "${S}"/tools/lldb \
+			|| die "lldb source directory move failed"
+	fi
+}
+
+src_prepare() {
+	python_setup
+
+	# Make ocaml warnings non-fatal, bug #537308
+	sed -e "/RUN/s/-warn-error A//" -i test/Bindings/OCaml/*ml  || die
+	# Fix libdir for ocaml bindings install, bug #559134
+	eapply "${FILESDIR}"/cmake/${PN}-3.7.0-ocaml-multilib.patch
+	# Do not build/install ocaml docs with USE=-doc, bug #562008
+	eapply "${FILESDIR}"/cmake/${PN}-3.7.0-ocaml-build_doc.patch
+
+	# Make it possible to override Sphinx HTML install dirs
+	# https://llvm.org/bugs/show_bug.cgi?id=23780
+	eapply "${FILESDIR}"/cmake/0002-cmake-Support-overriding-Sphinx-HTML-doc-install-dir.patch
+
+	# Prevent race conditions with parallel Sphinx runs
+	# https://llvm.org/bugs/show_bug.cgi?id=23781
+	eapply "${FILESDIR}"/cmake/0003-cmake-Add-an-ordering-dep-between-HTML-man-Sphinx-ta.patch
+
+	# Prevent installing libgtest
+	# https://llvm.org/bugs/show_bug.cgi?id=18341
+	eapply "${FILESDIR}"/cmake/0004-cmake-Do-not-install-libgtest.patch
+
+	# Allow custom cmake build types (like 'Gentoo')
+	eapply "${FILESDIR}"/cmake/${PN}-3.8-allow_custom_cmake_build_types.patch
+
+	# Fix llvm-config for shared linking and sane flags
+	# https://bugs.gentoo.org/show_bug.cgi?id=565358
+	eapply "${FILESDIR}"/llvm-3.8-llvm-config.patch
+
+	# Restore SOVERSIONs for shared libraries
+	# https://bugs.gentoo.org/show_bug.cgi?id=578392
+	eapply "${FILESDIR}"/llvm-3.8-soversion.patch
+
+	# disable use of SDK on OSX, bug #568758
+	sed -i -e 's/xcrun/false/' utils/lit/lit/util.py || die
+
+	# Workaround, can be compiled with gcc on Gentoo/FreeBSD, bug #578064
+	use kernel_FreeBSD && tc-is-gcc && append-cppflags "-D_GLIBCXX_USE_C99"
+
+	if use clang; then
+		# Automatically select active system GCC's libraries, bugs #406163 and #417913
+		eapply "${FILESDIR}"/clang-3.5-gentoo-runtime-gcc-detection-v3.patch
+
+		# Support gcc4.9 search paths
+		# https://github.com/llvm-mirror/clang/commit/af4db76e059c1a3
+		eapply "${FILESDIR}"/clang-3.8-gcc4.9-search-path.patch
+
+		eapply "${FILESDIR}"/clang-3.4-darwin_prefix-include-paths.patch
+		eprefixify tools/clang/lib/Frontend/InitHeaderSearch.cpp
+
+		sed -i -e "s^@EPREFIX@^${EPREFIX}^" \
+			tools/clang/tools/scan-build/bin/scan-build || die
+
+		# Install clang runtime into /usr/lib/clang
+		# https://llvm.org/bugs/show_bug.cgi?id=23792
+		eapply "${FILESDIR}"/cmake/clang-0001-Install-clang-runtime-into-usr-lib-without-suffix-3.8.patch
+		eapply "${FILESDIR}"/cmake/compiler-rt-0001-cmake-Install-compiler-rt-into-usr-lib-without-suffi.patch
+
+		# Do not force -march flags on arm platforms
+		# https://bugs.gentoo.org/show_bug.cgi?id=562706
+		eapply "${FILESDIR}"/cmake/${PN}-3.8.0-compiler_rt_arm_march_flags.patch
+
+		# Make it possible to override CLANG_LIBDIR_SUFFIX
+		# (that is used only to find LLVMgold.so)
+		# https://llvm.org/bugs/show_bug.cgi?id=23793
+		eapply "${FILESDIR}"/cmake/clang-0002-cmake-Make-CLANG_LIBDIR_SUFFIX-overridable.patch
+
+		# Fix git-clang-format shebang, bug #562688
+		python_fix_shebang tools/clang/tools/clang-format/git-clang-format
+
+		# Fix 'stdarg.h' file not found on Gentoo/FreeBSD, bug #578064
+		# https://llvm.org/bugs/show_bug.cgi?id=26651
+		eapply "${FILESDIR}"/clang-3.8-compiler-rt-fbsd.patch
+
+		pushd projects/compiler-rt >/dev/null || die
+
+		# Fix WX sections, bug #421527
+		find lib/builtins -type f -name '*.S' -exec sed \
+			-e '$a\\n#if defined(__linux__) && defined(__ELF__)\n.section .note.GNU-stack,"",%progbits\n#endif' \
+			-i {} + || die
+
+		popd >/dev/null || die
+	fi
+
+	if use lldb; then
+		# Do not install dummy readline.so module from
+		# https://llvm.org/bugs/show_bug.cgi?id=18841
+		sed -e 's/add_subdirectory(readline)/#&/' \
+			-i tools/lldb/scripts/Python/modules/CMakeLists.txt || die
+		# Do not install bundled six module
+		eapply "${FILESDIR}"/${PN}-3.8-lldb_six.patch
+	fi
+
+	# User patches
+	eapply_user
+
+	# Native libdir is used to hold LLVMgold.so
+	NATIVE_LIBDIR=$(get_libdir)
+}
+
+multilib_src_configure() {
+	local targets
+	if use multitarget; then
+		targets=all
+	else
+		targets='host;BPF;CppBackend'
+		use video_cards_radeon && targets+=';AMDGPU'
+	fi
+
+	local ffi_cflags ffi_ldflags
+	if use libffi; then
+		ffi_cflags=$(pkg-config --cflags-only-I libffi)
+		ffi_ldflags=$(pkg-config --libs-only-L libffi)
+	fi
+
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DBUILD_SHARED_LIBS=ON
+		-DLLVM_ENABLE_TIMESTAMPS=OFF
+		-DLLVM_TARGETS_TO_BUILD="${targets}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		-DLLVM_ENABLE_FFI=$(usex libffi)
+		-DLLVM_ENABLE_TERMINFO=$(usex ncurses)
+		-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DWITH_POLLY=OFF # TODO
+
+		-DLLVM_HOST_TRIPLE="${CHOST}"
+
+		-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
+		-DFFI_LIBRARY_DIR="${ffi_ldflags#-L}"
+
+		-DHAVE_HISTEDIT_H=$(usex libedit)
+	)
+
+	if use clang; then
+		mycmakeargs+=(
+			-DCMAKE_DISABLE_FIND_PACKAGE_LibXml2=$(usex !xml)
+			# libgomp support fails to find headers without explicit -I
+			# furthermore, it provides only syntax checking
+			-DCLANG_DEFAULT_OPENMP_RUNTIME=libomp
+		)
+	fi
+
+	if use lldb; then
+		mycmakeargs+=(
+			-DLLDB_DISABLE_LIBEDIT=$(usex !libedit)
+			-DLLDB_DISABLE_CURSES=$(usex !ncurses)
+			-DLLDB_ENABLE_TERMINFO=$(usex ncurses)
+		)
+	fi
+
+	if ! multilib_is_native_abi || ! use ocaml; then
+		mycmakeargs+=(
+			-DOCAMLFIND=NO
+		)
+	fi
+#	Note: go bindings have no CMake rules at the moment
+#	but let's kill the check in case they are introduced
+#	if ! multilib_is_native_abi || ! use go; then
+		mycmakeargs+=(
+			-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
+		)
+#	fi
+
+	if multilib_is_native_abi; then
+		mycmakeargs+=(
+			-DLLVM_BUILD_DOCS=$(usex doc)
+			-DLLVM_ENABLE_SPHINX=$(usex doc)
+			-DLLVM_ENABLE_DOXYGEN=OFF
+			-DLLVM_INSTALL_HTML="${EPREFIX}/usr/share/doc/${PF}/html"
+			-DSPHINX_WARNINGS_AS_ERRORS=OFF
+			-DLLVM_INSTALL_UTILS=ON
+		)
+
+		if use clang; then
+			mycmakeargs+=(
+				-DCLANG_INSTALL_HTML="${EPREFIX}/usr/share/doc/${PF}/clang"
+			)
+		fi
+
+		if use gold; then
+			mycmakeargs+=(
+				-DLLVM_BINUTILS_INCDIR="${EPREFIX}"/usr/include
+			)
+		fi
+
+		if use lldb; then
+			mycmakeargs+=(
+				-DLLDB_DISABLE_PYTHON=$(usex !python)
+			)
+		fi
+
+	else
+		if use clang; then
+			mycmakeargs+=(
+				# disable compiler-rt on non-native ABI because:
+				# 1. it fails to configure because of -m32
+				# 2. it is shared between ABIs so no point building
+				# it multiple times
+				-DLLVM_EXTERNAL_COMPILER_RT_BUILD=OFF
+				-DLLVM_EXTERNAL_CLANG_TOOLS_EXTRA_BUILD=OFF
+			)
+		fi
+		if use lldb; then
+			mycmakeargs+=(
+				# only run swig on native abi
+				-DLLDB_DISABLE_PYTHON=ON
+			)
+		fi
+	fi
+
+	if use clang; then
+		mycmakeargs+=(
+			-DCLANG_ENABLE_ARCMT=$(usex static-analyzer)
+			-DCLANG_ENABLE_STATIC_ANALYZER=$(usex static-analyzer)
+			-DCLANG_LIBDIR_SUFFIX="${NATIVE_LIBDIR#lib}"
+		)
+
+		# -- not needed when compiler-rt is built with host compiler --
+		# cmake passes host C*FLAGS to compiler-rt build
+		# which is performed using clang, so we need to filter out
+		# some flags clang does not support
+		# (if you know some more flags that don't work, let us know)
+		#filter-flags -msahf -frecord-gcc-switches
+	fi
+
+	if tc-is-cross-compiler; then
+		[[ -x "/usr/bin/llvm-tblgen" ]] \
+			|| die "/usr/bin/llvm-tblgen not found or usable"
+		mycmakeargs+=(
+			-DCMAKE_CROSSCOMPILING=ON
+			-DLLVM_TABLEGEN=/usr/bin/llvm-tblgen
+		)
+
+		if use clang; then
+			[[ -x "/usr/bin/clang-tblgen" ]] \
+				|| die "/usr/bin/clang-tblgen not found or usable"
+			mycmakeargs+=(
+				-DCLANG_TABLEGEN=/usr/bin/clang-tblgen
+			)
+		fi
+	fi
+
+	cmake-utils_src_configure
+}
+
+multilib_src_compile() {
+	cmake-utils_src_compile
+	# TODO: not sure why this target is not correctly called
+	multilib_is_native_abi && use doc && use ocaml && cmake-utils_src_make docs/ocaml_doc
+
+	pax-mark m "${BUILD_DIR}"/bin/llvm-rtdyld
+	pax-mark m "${BUILD_DIR}"/bin/lli
+	pax-mark m "${BUILD_DIR}"/bin/lli-child-target
+
+	if use test; then
+		pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/Orc/OrcJITTests
+		pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/MCJIT/MCJITTests
+		pax-mark m "${BUILD_DIR}"/unittests/Support/SupportTests
+	fi
+}
+
+multilib_src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	local test_targets=( check )
+	# clang tests won't work on non-native ABI because we skip compiler-rt
+	multilib_is_native_abi && use clang && test_targets+=( check-clang )
+	cmake-utils_src_make "${test_targets[@]}"
+}
+
+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 in multilib_src_install()!
+		CLANG_VERSION=${PV%.*}
+
+		MULTILIB_CHOST_TOOLS+=(
+			/usr/bin/clang
+			/usr/bin/clang++
+			/usr/bin/clang-cl
+			/usr/bin/clang-${CLANG_VERSION}
+			/usr/bin/clang++-${CLANG_VERSION}
+			/usr/bin/clang-cl-${CLANG_VERSION}
+		)
+
+		MULTILIB_WRAPPED_HEADERS+=(
+			/usr/include/clang/Config/config.h
+		)
+	fi
+
+	multilib-minimal_src_install
+
+	# Remove unnecessary headers on FreeBSD, bug #417171
+	if use kernel_FreeBSD && use clang; then
+		rm "${ED}"usr/lib/clang/${PV}/include/{std,float,iso,limits,tgmath,varargs}*.h || die
+	fi
+}
+
+multilib_src_install() {
+	cmake-utils_src_install
+
+	if multilib_is_native_abi; then
+		# Install man pages.
+		use doc || doman "${WORKDIR}"/${PN}-3.8.0-manpages/*.1
+
+		# Symlink the gold plugin.
+		if use gold; then
+			dodir "/usr/${CHOST}/binutils-bin/lib/bfd-plugins"
+			dosym "../../../../$(get_libdir)/LLVMgold.so" \
+				"/usr/${CHOST}/binutils-bin/lib/bfd-plugins/LLVMgold.so"
+		fi
+	fi
+
+	# apply CHOST and CLANG_VERSION to clang executables
+	# they're statically linked so we don't have to worry about the lib
+	if use clang; then
+		local clang_tools=( clang clang++ clang-cl )
+		local i
+
+		# cmake gives us:
+		# - clang-X.Y
+		# - clang -> clang-X.Y
+		# - clang++, clang-cl -> clang
+		# we want to have:
+		# - clang-X.Y
+		# - clang++-X.Y, clang-cl-X.Y -> clang-X.Y
+		# - clang, clang++, clang-cl -> clang*-X.Y
+		# so we need to fix the two tools
+		for i in "${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 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}-${CLANG_VERSION}" || die
+				cat > "${T}"/wrapper.tmp <<-_EOF_
+					#!${EPREFIX}/bin/sh
+					exec "${i}-${CLANG_VERSION}" $(get_abi_CFLAGS) "\${@}"
+				_EOF_
+				newbin "${T}"/wrapper.tmp "${i}-${CLANG_VERSION}"
+			done
+		fi
+	fi
+}
+
+multilib_src_install_all() {
+	insinto /usr/share/vim/vimfiles
+	doins -r utils/vim/*/.
+	# some users may find it useful
+	dodoc utils/vim/vimrc
+
+	if use clang; then
+		pushd tools/clang >/dev/null || die
+
+		if use python ; then
+			pushd bindings/python/clang >/dev/null || die
+
+			python_moduleinto clang
+			python_domodule *.py
+
+			popd >/dev/null || die
+		fi
+
+		# AddressSanitizer symbolizer (currently separate)
+		dobin "${S}"/projects/compiler-rt/lib/asan/scripts/asan_symbolize.py
+
+		popd >/dev/null || die
+
+		python_fix_shebang "${ED}"
+		if use static-analyzer; then
+			python_optimize "${ED}"usr/share/scan-view
+		fi
+	fi
+}
+
+pkg_postinst() {
+	if use clang && ! has_version 'sys-libs/libomp'; then
+		elog "To enable OpenMP support in clang, install sys-libs/libomp."
+	fi
+}