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authorMichał Górny <mgorny@gentoo.org>2023-12-15 18:49:42 +0100
committerMichał Górny <mgorny@gentoo.org>2023-12-15 18:51:01 +0100
commit9d33110b7062d6ba9a8a84a9521dd5219096a605 (patch)
tree49459256295ad8effb264c6da70b4a4077405782 /sys-devel
parentdev-ml/llvm-ocaml: Add 18.0.0_pre20231215 snapshot (diff)
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sys-devel/clang-common: Add 18.0.0_pre20231215 snapshot
Signed-off-by: Michał Górny <mgorny@gentoo.org>
Diffstat (limited to 'sys-devel')
-rw-r--r--sys-devel/clang-common/Manifest1
-rw-r--r--sys-devel/clang-common/clang-common-18.0.0_pre20231215.ebuild255
2 files changed, 256 insertions, 0 deletions
diff --git a/sys-devel/clang-common/Manifest b/sys-devel/clang-common/Manifest
index 1dff6636ab84..bbf3c61e611c 100644
--- a/sys-devel/clang-common/Manifest
+++ b/sys-devel/clang-common/Manifest
@@ -8,3 +8,4 @@ DIST llvm-project-17.0.6.src.tar.xz 127838860 BLAKE2B d6ede1a9fda8756995c3e06541
DIST llvm-project-17.0.6.src.tar.xz.sig 438 BLAKE2B 186e75b6a0fbfe1e85408589c149e1800fcc47d685b74e4260018e05cd08bc793d1d1197c9c50e177eea941a3d0c65cb0c583ce6dae449099b920adf8a508ef7 SHA512 f78c55053a6450625f3e95f52c305110b4468a9854fec75831b65b8d6ceee3c9206ab9e63c4b5fda8be9bd344f72cfbdaae0520ed240abd505e08ebeaa25d340
DIST llvm-project-5237193b87721134541f228e28edfd544a9c8ac8.tar.gz 201404340 BLAKE2B f028b8b100721202007e3106d8ee91bcf2ac90588f9268ec835dc4ea3941363d4b796338146c65d1a9e88957d18738030f713b3fed770616c79cb40043e706db SHA512 40a4d4f99f1a690a0f8737261aeeaa61af6124eeadcb6bab5c3828e88b36b8cce42a8caee6d3f01e675047c59b62210de017d207e341f680eff97758f798ad45
DIST llvm-project-6a4489a73337907d52e7eaf3716f3de9008e6e53.tar.gz 201703120 BLAKE2B 7de783df15ff30ab85aad2f02a5a043d09b18dd7b212c19e21b045870497e2b17a53527523cd533c4ef61b22d605026a9322d2f8d02f0d4f76ed26ab693b788c SHA512 ffc31d7037255d608717faff84e858d63b37abed5659d66599864ae44ed00fc5902e9851eb1b8c848b500623681ef5782b39ad2bf8bcf96ac4f35032efde1490
+DIST llvm-project-d37ced88809cb4d2df57ec80887b3f8801ca719b.tar.gz 203826420 BLAKE2B 58448df837f2119720a36b837d0e4f2b2fc00da5658706b193b9d2d180cf0f6c5eb79a9cc0fa9d94310996a95210115a5a46371bd8537f16e105adea14a72399 SHA512 1348e5bf736acaeebf0ae0f613973e6c2d439d360c2272bb4ab112e579b12c297970bb765fd774c768aa55a922c93048b1d8ae6bfd636b241fa86f9427cc2069
diff --git a/sys-devel/clang-common/clang-common-18.0.0_pre20231215.ebuild b/sys-devel/clang-common/clang-common-18.0.0_pre20231215.ebuild
new file mode 100644
index 000000000000..c70a4d8bd045
--- /dev/null
+++ b/sys-devel/clang-common/clang-common-18.0.0_pre20231215.ebuild
@@ -0,0 +1,255 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit bash-completion-r1 llvm.org multilib
+
+DESCRIPTION="Common files shared between multiple slots of clang"
+HOMEPAGE="https://llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA"
+SLOT="0"
+IUSE="
+ default-compiler-rt default-libcxx default-lld llvm-libunwind
+ hardened
+"
+
+PDEPEND="
+ sys-devel/clang:*
+ default-compiler-rt? (
+ sys-devel/clang-runtime[compiler-rt]
+ llvm-libunwind? ( sys-libs/llvm-libunwind[static-libs] )
+ !llvm-libunwind? ( sys-libs/libunwind[static-libs] )
+ )
+ !default-compiler-rt? ( sys-devel/gcc )
+ default-libcxx? ( >=sys-libs/libcxx-${PV}[static-libs] )
+ !default-libcxx? ( sys-devel/gcc )
+ default-lld? ( sys-devel/lld )
+ !default-lld? ( sys-devel/binutils )
+"
+IDEPEND="
+ !default-compiler-rt? ( sys-devel/gcc-config )
+ !default-libcxx? ( sys-devel/gcc-config )
+"
+
+LLVM_COMPONENTS=( clang/utils )
+llvm.org_set_globals
+
+pkg_pretend() {
+ [[ ${CLANG_IGNORE_DEFAULT_RUNTIMES} ]] && return
+
+ local flag missing_flags=()
+ for flag in default-{compiler-rt,libcxx,lld}; do
+ if ! use "${flag}" && has_version "sys-devel/clang[${flag}]"; then
+ missing_flags+=( "${flag}" )
+ fi
+ done
+
+ if [[ ${missing_flags[@]} ]]; then
+ eerror "It seems that you have the following flags set on sys-devel/clang:"
+ eerror
+ eerror " ${missing_flags[*]}"
+ eerror
+ eerror "The default runtimes are now set via flags on sys-devel/clang-common."
+ eerror "The build is being aborted to prevent breakage. Please either set"
+ eerror "the respective flags on this ebuild, e.g.:"
+ eerror
+ eerror " sys-devel/clang-common ${missing_flags[*]}"
+ eerror
+ eerror "or build with CLANG_IGNORE_DEFAULT_RUNTIMES=1."
+ die "Mismatched defaults detected between sys-devel/clang and sys-devel/clang-common"
+ fi
+}
+
+_doclang_cfg() {
+ local triple="${1}"
+
+ local tool
+ for tool in ${triple}-clang{,++}; do
+ newins - "${tool}.cfg" <<-EOF
+ # This configuration file is used by ${tool} driver.
+ @gentoo-common.cfg
+ @gentoo-common-ld.cfg
+ EOF
+ done
+
+ newins - "${triple}-clang-cpp.cfg" <<-EOF
+ # This configuration file is used by the ${triple}-clang-cpp driver.
+ @gentoo-common.cfg
+ EOF
+
+ # Install symlinks for triples with other vendor strings since some
+ # programs insist on mangling the triple.
+ local vendor
+ for vendor in gentoo pc unknown; do
+ local vendor_triple="${triple%%-*}-${vendor}-${triple#*-*-}"
+ for tool in clang{,++,-cpp}; do
+ if [[ ! -f "${ED}/etc/clang/${vendor_triple}-${tool}.cfg" ]]; then
+ dosym "${triple}-${tool}.cfg" "/etc/clang/${vendor_triple}-${tool}.cfg"
+ fi
+ done
+ done
+}
+
+doclang_cfg() {
+ local triple="${1}"
+
+ _doclang_cfg ${triple}
+
+ # LLVM may have different arch names in some cases. For example in x86
+ # profiles the triple uses i686, but llvm will prefer i386 if invoked
+ # with "clang" on x86 or "clang -m32" on x86_64. The gentoo triple will
+ # be used if invoked through ${CHOST}-clang{,++,-cpp} though.
+ #
+ # To make sure the correct triples are installed,
+ # see Triple::getArchTypeName() in llvm/lib/TargetParser/Triple.cpp
+ # and compare with CHOST values in profiles.
+
+ local abi=${triple%%-*}
+ case ${abi} in
+ armv4l|armv4t|armv5tel|armv6j|armv7a)
+ _doclang_cfg ${triple/${abi}/arm}
+ ;;
+ i686)
+ _doclang_cfg ${triple/${abi}/i386}
+ ;;
+ sparc)
+ _doclang_cfg ${triple/${abi}/sparcel}
+ ;;
+ sparc64)
+ _doclang_cfg ${triple/${abi}/sparcv9}
+ ;;
+ esac
+}
+
+src_install() {
+ newbashcomp bash-autocomplete.sh clang
+
+ insinto /etc/clang
+ newins - gentoo-runtimes.cfg <<-EOF
+ # This file is initially generated by sys-devel/clang-runtime.
+ # It is used to control the default runtimes using by clang.
+
+ --rtlib=$(usex default-compiler-rt compiler-rt libgcc)
+ --unwindlib=$(usex default-compiler-rt libunwind libgcc)
+ --stdlib=$(usex default-libcxx libc++ libstdc++)
+ -fuse-ld=$(usex default-lld lld bfd)
+ EOF
+
+ newins - gentoo-gcc-install.cfg <<-EOF
+ # This file is maintained by gcc-config.
+ # It is used to specify the selected GCC installation.
+ EOF
+
+ newins - gentoo-common.cfg <<-EOF
+ # This file contains flags common to clang, clang++ and clang-cpp.
+ @gentoo-runtimes.cfg
+ @gentoo-gcc-install.cfg
+ @gentoo-hardened.cfg
+ # bug #870001
+ -include "${EPREFIX}/usr/include/gentoo/maybe-stddefs.h"
+ EOF
+
+ # clang-cpp does not like link args being passed to it when directly
+ # invoked, so use a separate configuration file.
+ newins - gentoo-common-ld.cfg <<-EOF
+ # This file contains flags common to clang and clang++
+ @gentoo-hardened-ld.cfg
+ EOF
+
+ # Baseline hardening (bug #851111)
+ newins - gentoo-hardened.cfg <<-EOF
+ # Some of these options are added unconditionally, regardless of
+ # USE=hardened, for parity with sys-devel/gcc.
+ -fstack-clash-protection
+ -fstack-protector-strong
+ -fPIE
+ -include "${EPREFIX}/usr/include/gentoo/fortify.h"
+ EOF
+
+ newins - gentoo-hardened-ld.cfg <<-EOF
+ # Some of these options are added unconditionally, regardless of
+ # USE=hardened, for parity with sys-devel/gcc.
+ -Wl,-z,relro
+ EOF
+
+ dodir /usr/include/gentoo
+
+ cat >> "${ED}/usr/include/gentoo/maybe-stddefs.h" <<-EOF || die
+ /* __has_include is an extension, but it's fine, because this is only
+ for Clang anyway. */
+ #if defined __has_include && __has_include (<stdc-predef.h>) && !defined(__GLIBC__)
+ # include <stdc-predef.h>
+ #endif
+ EOF
+
+ local fortify_level=$(usex hardened 3 2)
+ # We have to do this because glibc's headers warn if F_S is set
+ # without optimization and that would at the very least be very noisy
+ # during builds and at worst trigger many -Werror builds.
+ cat >> "${ED}/usr/include/gentoo/fortify.h" <<- EOF || die
+ #ifdef __clang__
+ # pragma clang system_header
+ #endif
+ #ifndef _FORTIFY_SOURCE
+ # if defined(__has_feature)
+ # define __GENTOO_HAS_FEATURE(x) __has_feature(x)
+ # else
+ # define __GENTOO_HAS_FEATURE(x) 0
+ # endif
+ #
+ # if defined(__STDC_HOSTED__) && __STDC_HOSTED__ == 1
+ # define __GENTOO_NOT_FREESTANDING 1
+ # else
+ # define __GENTOO_NOT_FREESTANDING 0
+ # endif
+ #
+ # if defined(__OPTIMIZE__) && __OPTIMIZE__ > 0 && __GENTOO_NOT_FREESTANDING > 0
+ # if !defined(__SANITIZE_ADDRESS__) && !__GENTOO_HAS_FEATURE(address_sanitizer) && !__GENTOO_HAS_FEATURE(memory_sanitizer)
+ # define _FORTIFY_SOURCE ${fortify_level}
+ # endif
+ # endif
+ # undef __GENTOO_HAS_FEATURE
+ # undef __GENTOO_NOT_FREESTANDING
+ #endif
+ EOF
+
+ if use hardened ; then
+ cat >> "${ED}/etc/clang/gentoo-hardened.cfg" <<-EOF || die
+ # Options below are conditional on USE=hardened.
+ -D_GLIBCXX_ASSERTIONS
+
+ # Analogue to GLIBCXX_ASSERTIONS
+ # https://libcxx.llvm.org/UsingLibcxx.html#assertions-mode
+ # https://libcxx.llvm.org/Hardening.html#using-hardened-mode
+ -D_LIBCPP_ENABLE_HARDENED_MODE=1
+ EOF
+
+ cat >> "${ED}/etc/clang/gentoo-hardened-ld.cfg" <<-EOF || die
+ # Options below are conditional on USE=hardened.
+ -Wl,-z,now
+ EOF
+ fi
+
+ # We only install config files for supported ABIs because unprefixed tools
+ # might be used for crosscompilation where e.g. PIE may not be supported.
+ # See bug #912237 and bug #901247. Just ${CHOST} won't do due to bug #912685.
+ local abi
+ for abi in $(get_all_abis); do
+ local abi_chost=$(get_abi_CHOST "${abi}")
+ doclang_cfg "${abi_chost}"
+ done
+}
+
+pkg_preinst() {
+ if has_version -b sys-devel/gcc-config && has_version sys-devel/gcc
+ then
+ local gcc_path=$(gcc-config --get-lib-path 2>/dev/null)
+ if [[ -n ${gcc_path} ]]; then
+ cat >> "${ED}/etc/clang/gentoo-gcc-install.cfg" <<-EOF
+ --gcc-install-dir="${gcc_path%%:*}"
+ EOF
+ fi
+ fi
+}