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# Copyright 1999-2016 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Id$
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EAPI=6
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: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
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# (needed due to lib32 find_library fix)
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CMAKE_MIN_VERSION=3.6.1-r1
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PYTHON_COMPAT=( python2_7 )
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inherit check-reqs cmake-utils flag-o-matic git-r3 \
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multilib-minimal pax-utils python-any-r1 toolchain-funcs
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DESCRIPTION="Low Level Virtual Machine"
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HOMEPAGE="http://llvm.org/"
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SRC_URI=""
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EGIT_REPO_URI="http://llvm.org/git/llvm.git
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https://github.com/llvm-mirror/llvm.git"
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LICENSE="UoI-NCSA"
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SLOT="0/${PV%.*}"
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KEYWORDS=""
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IUSE="debug +doc gold libedit +libffi multitarget ncurses ocaml test
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video_cards_radeon elibc_musl kernel_Darwin"
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RDEPEND="
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sys-libs/zlib:0=
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gold? ( >=sys-devel/binutils-2.22:*[cxx] )
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libedit? ( dev-libs/libedit:0=[${MULTILIB_USEDEP}] )
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libffi? ( >=virtual/libffi-3.0.13-r1:0=[${MULTILIB_USEDEP}] )
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ncurses? ( >=sys-libs/ncurses-5.9-r3:0=[${MULTILIB_USEDEP}] )
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ocaml? (
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>=dev-lang/ocaml-4.00.0:0=
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dev-ml/findlib
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dev-ml/ocaml-ctypes )"
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# configparser-3.2 breaks the build (3.3 or none at all are fine)
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DEPEND="${RDEPEND}
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dev-lang/perl
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|| ( >=sys-devel/gcc-3.0 >=sys-devel/llvm-3.5
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( >=sys-freebsd/freebsd-lib-9.1-r10 sys-libs/libcxx )
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)
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|| ( >=sys-devel/binutils-2.18 >=sys-devel/binutils-apple-5.1 )
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kernel_Darwin? ( <sys-libs/libcxx-${PV%_rc*}.9999 )
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doc? ( dev-python/sphinx )
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gold? ( sys-libs/binutils-libs )
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libffi? ( virtual/pkgconfig )
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ocaml? ( test? ( dev-ml/ounit ) )
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!!<dev-python/configparser-3.3.0.2
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${PYTHON_DEPS}"
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REQUIRED_USE="${PYTHON_REQUIRED_USE}"
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pkg_pretend() {
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# in megs
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# !debug !multitarget -O2 400
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# !debug multitarget -O2 550
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# debug multitarget -O2 5G
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local build_size=550
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if use debug; then
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ewarn "USE=debug is known to increase the size of package considerably"
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ewarn "and cause the tests to fail."
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ewarn
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(( build_size *= 14 ))
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elif is-flagq '-g?(gdb)?([1-9])'; then
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ewarn "The C++ compiler -g option is known to increase the size of the package"
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ewarn "considerably. If you run out of space, please consider removing it."
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ewarn
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(( build_size *= 10 ))
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fi
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# Multiply by number of ABIs :).
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local abis=( $(multilib_get_enabled_abis) )
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(( build_size *= ${#abis[@]} ))
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local CHECKREQS_DISK_BUILD=${build_size}M
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check-reqs_pkg_pretend
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}
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pkg_setup() {
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pkg_pretend
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}
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src_prepare() {
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# Python is needed to run tests using lit
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python_setup
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# Fix libdir for ocaml bindings install, bug #559134
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eapply "${FILESDIR}"/9999/0001-cmake-Install-OCaml-modules-into-correct-package-loc.patch
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# Make it possible to override Sphinx HTML install dirs
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# https://llvm.org/bugs/show_bug.cgi?id=23780
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eapply "${FILESDIR}"/9999/0003-cmake-Support-overriding-Sphinx-HTML-doc-install-dir.patch
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# Prevent race conditions with parallel Sphinx runs
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# https://llvm.org/bugs/show_bug.cgi?id=23781
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eapply "${FILESDIR}"/9999/0004-cmake-Add-an-ordering-dep-between-HTML-man-Sphinx-ta.patch
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# Allow custom cmake build types (like 'Gentoo')
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eapply "${FILESDIR}"/9999/0006-cmake-Remove-the-CMAKE_BUILD_TYPE-assertion.patch
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# Fix llvm-config for shared linking and sane flags
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# https://bugs.gentoo.org/show_bug.cgi?id=565358
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eapply "${FILESDIR}"/9999/0007-llvm-config-Clean-up-exported-values-update-for-shar.patch
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# Restore SOVERSIONs for shared libraries
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# https://bugs.gentoo.org/show_bug.cgi?id=578392
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eapply "${FILESDIR}"/9999/0008-cmake-Restore-SOVERSIONs-on-shared-libraries.patch
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# support building llvm against musl-libc
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use elibc_musl && eapply "${FILESDIR}"/9999/musl-fixes.patch
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# disable use of SDK on OSX, bug #568758
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sed -i -e 's/xcrun/false/' utils/lit/lit/util.py || die
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# User patches
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eapply_user
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# Native libdir is used to hold LLVMgold.so
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NATIVE_LIBDIR=$(get_libdir)
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}
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multilib_src_configure() {
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local targets
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if use multitarget; then
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targets=all
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else
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targets='host;BPF'
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use video_cards_radeon && targets+=';AMDGPU'
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fi
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local ffi_cflags ffi_ldflags
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if use libffi; then
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ffi_cflags=$(pkg-config --cflags-only-I libffi)
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ffi_ldflags=$(pkg-config --libs-only-L libffi)
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fi
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local libdir=$(get_libdir)
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local mycmakeargs=(
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-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
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-DBUILD_SHARED_LIBS=ON
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-DLLVM_TARGETS_TO_BUILD="${targets}"
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-DLLVM_BUILD_TESTS=$(usex test)
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-DLLVM_ENABLE_FFI=$(usex libffi)
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-DLLVM_ENABLE_TERMINFO=$(usex ncurses)
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-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
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-DLLVM_ENABLE_EH=ON
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-DLLVM_ENABLE_RTTI=ON
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-DWITH_POLLY=OFF # TODO
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-DLLVM_HOST_TRIPLE="${CHOST}"
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-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
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-DFFI_LIBRARY_DIR="${ffi_ldflags#-L}"
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-DHAVE_HISTEDIT_H=$(usex libedit)
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)
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if ! multilib_is_native_abi || ! use ocaml; then
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mycmakeargs+=(
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-DOCAMLFIND=NO
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)
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fi
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# Note: go bindings have no CMake rules at the moment
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# but let's kill the check in case they are introduced
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# if ! multilib_is_native_abi || ! use go; then
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mycmakeargs+=(
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-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
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)
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# fi
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if multilib_is_native_abi; then
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mycmakeargs+=(
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-DLLVM_BUILD_DOCS=$(usex doc)
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-DLLVM_ENABLE_SPHINX=$(usex doc)
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-DLLVM_ENABLE_DOXYGEN=OFF
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-DLLVM_INSTALL_UTILS=ON
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)
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use doc && mycmakeargs+=(
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-DLLVM_INSTALL_HTML="${EPREFIX}/usr/share/doc/${PF}/html"
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-DSPHINX_WARNINGS_AS_ERRORS=OFF
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)
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use gold && mycmakeargs+=(
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-DLLVM_BINUTILS_INCDIR="${EPREFIX}"/usr/include
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)
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fi
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if tc-is-cross-compiler; then
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[[ -x "/usr/bin/llvm-tblgen" ]] \
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|| die "/usr/bin/llvm-tblgen not found or usable"
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mycmakeargs+=(
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-DCMAKE_CROSSCOMPILING=ON
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-DLLVM_TABLEGEN=/usr/bin/llvm-tblgen
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)
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fi
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cmake-utils_src_configure
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}
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multilib_src_compile() {
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cmake-utils_src_compile
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# TODO: not sure why this target is not correctly called
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multilib_is_native_abi && use doc && use ocaml && cmake-utils_src_make docs/ocaml_doc
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pax-mark m "${BUILD_DIR}"/bin/llvm-rtdyld
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pax-mark m "${BUILD_DIR}"/bin/lli
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pax-mark m "${BUILD_DIR}"/bin/lli-child-target
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if use test; then
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pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/Orc/OrcJITTests
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pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/MCJIT/MCJITTests
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pax-mark m "${BUILD_DIR}"/unittests/Support/SupportTests
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fi
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}
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multilib_src_test() {
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# respect TMPDIR!
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local -x LIT_PRESERVES_TMP=1
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cmake-utils_src_make check
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}
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src_install() {
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local MULTILIB_CHOST_TOOLS=(
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/usr/bin/llvm-config
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)
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local MULTILIB_WRAPPED_HEADERS=(
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/usr/include/llvm/Config/llvm-config.h
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)
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multilib-minimal_src_install
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}
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multilib_src_install() {
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cmake-utils_src_install
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if multilib_is_native_abi; then
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# Install docs.
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#use doc && dohtml -r "${S}"/docs/_build/html/
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# Symlink the gold plugin.
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if use gold; then
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dodir "/usr/${CHOST}/binutils-bin/lib/bfd-plugins"
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dosym "../../../../$(get_libdir)/LLVMgold.so" \
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"/usr/${CHOST}/binutils-bin/lib/bfd-plugins/LLVMgold.so"
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fi
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fi
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}
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multilib_src_install_all() {
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insinto /usr/share/vim/vimfiles
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doins -r utils/vim/*/.
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# some users may find it useful
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dodoc utils/vim/vimrc
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}
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