commit: d505bcc473935480b3d6b926bd6164308bffea10
Author: Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Mon Sep 26 06:48:54 2022 +0000
Commit: Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Mon Sep 26 07:35:58 2022 +0000
URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=d505bcc4
sys-libs/libcxx: Bump to 16.0.0_pre20220926
Signed-off-by: Michał Górny <mgorny <AT> gentoo.org>
sys-libs/libcxx/Manifest | 1 +
sys-libs/libcxx/libcxx-16.0.0_pre20220926.ebuild | 219 +++++++++++++++++++++++
2 files changed, 220 insertions(+)
diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest
index 853521d69088..21859d67a73b 100644
--- a/sys-libs/libcxx/Manifest
+++ b/sys-libs/libcxx/Manifest
@@ -5,4 +5,5 @@ DIST llvm-project-14.0.6.src.tar.xz.sig 566 BLAKE2B
cb658ad43d8ab6c43a5773aedadf
DIST llvm-project-15.0.1.src.tar.xz 112068688 BLAKE2B
8fd6690445f7cbc8b47a7c1dd1f2c4fbc39f9a97f9d4a0015d466726454b090b0d1ff9b0d926eba7065e84782901687f74e6540a36dc6656a93f3c92c7bc7e06
SHA512
cef84bc173118a30db3ece5e5c6f874bf689c77afc40a4792fdcb7556555ac14a8e6de1dc811755405e5d162d63bc69abaecba30d220a42765160d69f0073fda
DIST llvm-project-15.0.1.src.tar.xz.sig 438 BLAKE2B
d8f634adab531bb19178fb27bc83b3a90c856e9402dd5af700f9af43813f68d20c21b9112dd95e9f6f10609ee51ed5aaf77edb96ca16fb93136b8aea432affd3
SHA512
cbf2570840d8dc12f6436c495a23cf9d439ee195755c01a6d1d5bcc20133599dc956dc43a0f5016698e3c9a960826f5f3c2840a73f993467e275856a67999fda
DIST llvm-project-303526ef3aa211c1930be2885deae15eeeda3b18.tar.gz 167503164
BLAKE2B
143c72c58517b3e40ee74c1a0df47bfd0d0f9e71926bc8c39a007e674a08df95d0ffe05f523f97e4409b248349e13719cabbc7ac6938feebe702959e84a07243
SHA512
9aa5c86de6c6be1d26c085eb29ea283429e41330e937e5fdbd545bb3f5b996ac82cd6268701fcbbd202e89ee35f2b67e595fc595bb7383778e9ad5fd52ca10a0
+DIST llvm-project-4f188ef89ce5a3bee21fd0b4e8fcdf7f030f64b2.tar.gz 168720595
BLAKE2B
10bd3ac4eea674fc171f17414f6892a681529b020a5d513e075920f7792fb31d6d4a3584679ebea24bc839c2a233459b935d368c7ea57c94ad27c7c81da05cff
SHA512
77ae7eb57c8c50affb516581dabe3b31e342f7ed899440521b6738aeec3b6e795c50c078bbe0f483a070961c9b5b73a7bbe28e2f109e2ce69d238ddbda8e134f
DIST llvmorg-13.0.1.tar.gz 147290251 BLAKE2B
2a44b012a672501761d0c27c6b3a315b69bfef0cd13b078a7e7d2fccc4a9c8c0f2bee0f164c4271c9106b0a99cb06e8b64986f66253b613336719fb86b82541b
SHA512
9a8cb5d11964ba88b7624f19ec861fb28701f23956ea3c92f6ac644332d5f41fde97bd8933dd3ee70ed378058c252fa3a3887c8d1af90d219970c2b27691166f
diff --git a/sys-libs/libcxx/libcxx-16.0.0_pre20220926.ebuild
b/sys-libs/libcxx/libcxx-16.0.0_pre20220926.ebuild
new file mode 100644
index 000000000000..28c4cca66346
--- /dev/null
+++ b/sys-libs/libcxx/libcxx-16.0.0_pre20220926.ebuild
@@ -0,0 +1,219 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8..11} )
+inherit cmake-multilib flag-o-matic llvm llvm.org python-any-r1 \
+ toolchain-funcs
+
+DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
+HOMEPAGE="https://libcxx.llvm.org/";
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS=""
+IUSE="+clang +libcxxabi static-libs test"
+REQUIRED_USE="test? ( clang )"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+ libcxxabi? (
+ ~sys-libs/libcxxabi-${PV}[static-libs?,${MULTILIB_USEDEP}]
+ )
+ !libcxxabi? ( >=sys-devel/gcc-4.7:=[cxx] )
+"
+LLVM_MAX_SLOT=${PV%%.*}
+DEPEND="
+ ${RDEPEND}
+ sys-devel/llvm:${LLVM_MAX_SLOT}
+"
+BDEPEND="
+ clang? (
+ sys-devel/clang:${LLVM_MAX_SLOT}
+ )
+ !test? (
+ ${PYTHON_DEPS}
+ )
+ test? (
+ >=dev-util/cmake-3.16
+ sys-devel/gdb[python]
+ $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
+ )
+"
+
+LLVM_COMPONENTS=( runtimes libcxx{,abi} llvm/{cmake,utils/llvm-lit} cmake )
+llvm.org_set_globals
+
+python_check_deps() {
+ use test || return 0
+ python_has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+ # Darwin Prefix builds do not have llvm installed yet, so rely on
+ # bootstrap-prefix to set the appropriate path vars to LLVM instead
+ # of using llvm_pkg_setup.
+ if [[ ${CHOST} != *-darwin* ]] || has_version dev-lang/llvm; then
+ llvm_pkg_setup
+ fi
+ python-any-r1_pkg_setup
+
+ if ! use libcxxabi && ! tc-is-gcc ; then
+ eerror "To build ${PN} against libsupc++, you have to use gcc.
Other"
+ eerror "compilers are not supported. Please set CC=gcc and
CXX=g++"
+ eerror "and try again."
+ die
+ fi
+}
+
+test_compiler() {
+ $(tc-getCXX) ${CXXFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c++ - \
+ <<<'int main() { return 0; }' &>/dev/null
+}
+
+src_configure() {
+ # note: we need to do this before multilib kicks in since it will
+ # alter the CHOST
+ local cxxabi cxxabi_incs
+ if use libcxxabi; then
+ cxxabi=system-libcxxabi
+ cxxabi_incs="${EPREFIX}/usr/include/c++/v1"
+ else
+ local
gcc_inc="${EPREFIX}/usr/lib/gcc/${CHOST}/$(gcc-fullversion)/include/g++-v$(gcc-major-version)"
+ cxxabi=libsupc++
+ cxxabi_incs="${gcc_inc};${gcc_inc}/${CHOST}"
+ fi
+
+ multilib-minimal_src_configure
+}
+
+multilib_src_configure() {
+ if use clang; then
+ local -x CC=${CHOST}-clang
+ local -x CXX=${CHOST}-clang++
+ strip-unsupported-flags
+ fi
+
+ # link against compiler-rt instead of libgcc if this is what clang does
+ local want_compiler_rt=OFF
+ if tc-is-clang; then
+ local compiler_rt=$($(tc-getCC) ${CFLAGS} ${CPPFLAGS} \
+ ${LDFLAGS} -print-libgcc-file-name)
+ if [[ ${compiler_rt} == *libclang_rt* ]]; then
+ want_compiler_rt=ON
+ fi
+ fi
+
+ # bootstrap: cmake is unhappy if compiler can't link to stdlib
+ local nolib_flags=( -nodefaultlibs -lc )
+ if ! test_compiler; then
+ if test_compiler "${nolib_flags[@]}"; then
+ local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+ ewarn "${CXX} seems to lack runtime, trying with
${nolib_flags[*]}"
+ fi
+ fi
+
+ local libdir=$(get_libdir)
+ local mycmakeargs=(
+ -DCMAKE_CXX_COMPILER_TARGET="${CHOST}"
+ -DPython3_EXECUTABLE="${PYTHON}"
+ -DLLVM_ENABLE_RUNTIMES=libcxx
+ -DLLVM_INCLUDE_TESTS=OFF
+ -DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+ -DLIBCXX_ENABLE_SHARED=ON
+ -DLIBCXX_ENABLE_STATIC=$(usex static-libs)
+ -DLIBCXX_CXX_ABI=${cxxabi}
+ -DLIBCXX_CXX_ABI_INCLUDE_PATHS=${cxxabi_incs}
+ # we're using our own mechanism for generating linker scripts
+ -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
+ -DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
+ -DLIBCXX_INCLUDE_BENCHMARKS=OFF
+ -DLIBCXX_INCLUDE_TESTS=$(usex test)
+ -DLIBCXX_USE_COMPILER_RT=${want_compiler_rt}
+ )
+
+ if use test; then
+ mycmakeargs+=(
+ -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+ -DLLVM_LIT_ARGS="$(get_lit_flags)"
+ -DPython3_EXECUTABLE="${PYTHON}"
+ )
+ fi
+ cmake_src_configure
+}
+
+multilib_src_compile() {
+ cmake_src_compile
+ if [[ ${CHOST} != *-darwin* ]] ; then
+ gen_shared_ldscript
+ use static-libs && gen_static_ldscript
+ fi
+}
+
+multilib_src_test() {
+ local -x LIT_PRESERVES_TMP=1
+ cmake_build check-cxx
+}
+
+multilib_src_install() {
+ cmake_src_install
+ # since we've replaced libc++.{a,so} with ldscripts, now we have to
+ # install the extra symlinks
+ if [[ ${CHOST} != *-darwin* ]] ; then
+ dolib.so lib/libc++_shared.so
+ use static-libs && dolib.a lib/libc++_static.a
+ fi
+}
+
+# Usage: deps
+gen_ldscript() {
+ local output_format
+ output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 |
sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p')
+ [[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT (
${output_format} )"
+
+ cat <<-END_LDSCRIPT
+/* GNU ld script
+ Include missing dependencies
+*/
+${output_format}
+GROUP ( $@ )
+END_LDSCRIPT
+}
+
+gen_static_ldscript() {
+ # Move it first.
+ mv lib/libc++{,_static}.a || die
+ # Generate libc++.a ldscript for inclusion of its dependencies so that
+ # clang++ -stdlib=libc++ -static works out of the box.
+ local deps=(
+ libc++_static.a
+ $(usex libcxxabi libc++abi.a libsupc++.a)
+ )
+ # On Linux/glibc it does not link without libpthread or libdl. It is
+ # fine on FreeBSD.
+ use elibc_glibc && deps+=( libpthread.a libdl.a )
+
+ gen_ldscript "${deps[*]}" > lib/libc++.a || die
+}
+
+gen_shared_ldscript() {
+ # Move it first.
+ mv lib/libc++{,_shared}.so || die
+ local deps=(
+ libc++_shared.so
+ # libsupc++ doesn't have a shared version
+ $(usex libcxxabi libc++abi.so libsupc++.a)
+ )
+
+ gen_ldscript "${deps[*]}" > lib/libc++.so || die
+}
+
+pkg_postinst() {
+ elog "This package (${PN}) is mainly intended as a replacement for the
C++"
+ elog "standard library when using clang."
+ elog "To use it, instead of libstdc++, use:"
+ elog " clang++ -stdlib=libc++"
+ elog "to compile your C++ programs."
+}
