From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 3F38C1584AD for ; Sat, 10 May 2025 13:03:20 +0000 (UTC) Received: from lists.gentoo.org (bobolink.gentoo.org [140.211.166.189]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: relay-lists.gentoo.org@gentoo.org) by smtp.gentoo.org (Postfix) with ESMTPSA id 03192343137 for ; Sat, 10 May 2025 13:03:20 +0000 (UTC) Received: from bobolink.gentoo.org (localhost [127.0.0.1]) by bobolink.gentoo.org (Postfix) with ESMTP id BBE7211047D; Sat, 10 May 2025 13:03:10 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [IPv6:2001:470:ea4a:1:5054:ff:fec7:86e4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by bobolink.gentoo.org (Postfix) with ESMTPS id A9F6811047D for ; Sat, 10 May 2025 13:03:10 +0000 (UTC) Received: from oystercatcher.gentoo.org (oystercatcher.gentoo.org [148.251.78.52]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by smtp.gentoo.org (Postfix) with ESMTPS id 54868343110 for ; Sat, 10 May 2025 13:03:10 +0000 (UTC) Received: from localhost.localdomain (localhost [IPv6:::1]) by oystercatcher.gentoo.org (Postfix) with ESMTP id 8704E2835 for ; Sat, 10 May 2025 13:03:07 +0000 (UTC) From: "Michał Górny" To: gentoo-commits@lists.gentoo.org Content-Transfer-Encoding: 8bit Content-type: text/plain; charset=UTF-8 Reply-To: gentoo-dev@lists.gentoo.org, "Michał Górny" Message-ID: <1746882050.23bb84b02029a19e86d8434816a3e3719451e3ad.mgorny@gentoo> Subject: [gentoo-commits] repo/gentoo:master commit in: llvm-core/clang-common/ X-VCS-Repository: repo/gentoo X-VCS-Files: llvm-core/clang-common/Manifest llvm-core/clang-common/clang-common-21.0.0_pre20250510.ebuild X-VCS-Directories: llvm-core/clang-common/ X-VCS-Committer: mgorny X-VCS-Committer-Name: Michał Górny X-VCS-Revision: 23bb84b02029a19e86d8434816a3e3719451e3ad X-VCS-Branch: master Date: Sat, 10 May 2025 13:03:07 +0000 (UTC) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-commits@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-Archives-Salt: d1afc732-d70a-48cc-9932-ce3d5227b606 X-Archives-Hash: d7d8d19aa10ccdf89389ea464b04064c commit: 23bb84b02029a19e86d8434816a3e3719451e3ad Author: Michał Górny gentoo org> AuthorDate: Sat May 10 13:00:50 2025 +0000 Commit: Michał Górny gentoo org> CommitDate: Sat May 10 13:00:50 2025 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=23bb84b0 llvm-core/clang-common: Add 21.0.0_pre20250510 snapshot Signed-off-by: Michał Górny gentoo.org> llvm-core/clang-common/Manifest | 1 + .../clang-common-21.0.0_pre20250510.ebuild | 314 +++++++++++++++++++++ 2 files changed, 315 insertions(+) diff --git a/llvm-core/clang-common/Manifest b/llvm-core/clang-common/Manifest index 392493c200e0..d173631df2d3 100644 --- a/llvm-core/clang-common/Manifest +++ b/llvm-core/clang-common/Manifest @@ -15,3 +15,4 @@ DIST llvm-project-20.1.4.src.tar.xz.sig 566 BLAKE2B 1f0f057dedf938190554ca1a51d9 DIST llvm-project-ac8fc09688e10e983b99224b5dc5cbbeeedb1879.tar.gz 231567089 BLAKE2B f7878f114c908b21d179854bc693716b34b963612c6b5172789a37cd21fa316720d4e9498bc7679058db3e822ed240bfdafd85bfd00154914d747d0c0ed1cb48 SHA512 4c39db8b22fa087ca96c3b4541ec77ba8a826a126b4e93b0650e59b3622b22b329f60fa3780dd4572fdece409fd5833eda473046d7547f6ee3ac8aadb8f2fc34 DIST llvm-project-b9e32749d273a957e60170d6e7ef205fd1fb1834.tar.gz 232146799 BLAKE2B f7c02bf1e6b9958114f07827ff00264774a7ad54b51c6867d7e66d7c9a94a36fb84f371d7d30c2f094a0d539b565fb651786ed9e0641f2bea8d982073f1a8ac0 SHA512 2d81ead79c606e00549d5205584f1bd272e4d7adf4b376fdba19e7fb719710e80b00b22ee3500ab2b990178fa044ca9fcf45bd2063e62e6a217b11775bb3b163 DIST llvm-project-d1e38eab95b07b422194427474521623916bbf29.tar.gz 232705423 BLAKE2B bf5200c2223d8cdf7c34c84876d8cfeb9429cb6535ced226b1bf9ab468b6401fe3da8759f0fc1ab3112927304c5f74db29b18be60fa961ce99471caa2c6a1f33 SHA512 8fae137725ad4eb0f5bab73895c65b34d1e36ea039c9fb3978c908ecc6023094d84919b97dc405b86e2dd32f585d87b29cee02293c8156d10a8371b516ca5e7a +DIST llvm-project-fcb4bda9dcfcdb64d8b069e8416c75d7a1a62e52.tar.gz 233149231 BLAKE2B 95a7a012a1e747afcf83ace3785c8ef6a3e10f6075e59eb1c5b077cc9edae244b648f341bc0ac6a45b2afc8f7ffe130a90a741a04465523f30f8322566386703 SHA512 b46f0c90a1c56750cada24183ca382b267a2d2faa0db7d77a8bdd4e94e6303e57d565cf85447b3c0e0efdd3750efef1e10e8ce6f1fe8f1ae10ee31d25ddf3fb7 diff --git a/llvm-core/clang-common/clang-common-21.0.0_pre20250510.ebuild b/llvm-core/clang-common/clang-common-21.0.0_pre20250510.ebuild new file mode 100644 index 000000000000..af6e46af4529 --- /dev/null +++ b/llvm-core/clang-common/clang-common-21.0.0_pre20250510.ebuild @@ -0,0 +1,314 @@ +# Copyright 1999-2025 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 + bootstrap-prefix cet hardened llvm-libunwind +" + +PDEPEND=" + default-compiler-rt? ( + llvm-core/clang-runtime:${LLVM_MAJOR}[compiler-rt] + llvm-libunwind? ( llvm-runtimes/libunwind[static-libs] ) + !llvm-libunwind? ( sys-libs/libunwind[static-libs] ) + ) + !default-compiler-rt? ( sys-devel/gcc ) + default-libcxx? ( >=llvm-runtimes/libcxx-${PV}[static-libs] ) + !default-libcxx? ( sys-devel/gcc ) + default-lld? ( >=llvm-core/lld-${PV} ) + !default-lld? ( sys-devel/binutils ) +" +# enforce flags on clang-runtime as well to aid transition +PDEPEND+=" + llvm-core/clang-runtime[default-compiler-rt(-)?,default-libcxx(-)?,default-lld(-)?,llvm-libunwind(-)?] +" +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 "llvm-core/clang[${flag}]"; then + missing_flags+=( "${flag}" ) + fi + done + + if [[ ${missing_flags[@]} ]]; then + eerror "It seems that you have the following flags set on llvm-core/clang:" + eerror + eerror " ${missing_flags[*]}" + eerror + eerror "The default runtimes are now set via flags on llvm-core/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 " llvm-core/clang-common ${missing_flags[*]}" + eerror + eerror "or build with CLANG_IGNORE_DEFAULT_RUNTIMES=1." + die "Mismatched defaults detected between llvm-core/clang and llvm-core/clang-common" + fi +} + +_doclang_cfg() { + local triple="${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 + if [[ ${triple} == x86_64* ]]; then + cat >> "${ED}/etc/clang/${tool}.cfg" <<-EOF || die + @gentoo-cet.cfg + EOF + fi + done + + if use kernel_Darwin; then + cat >> "${ED}/etc/clang/${triple}-clang++.cfg" <<-EOF || die + -lc++abi + EOF + fi + + newins - "${triple}-clang-cpp.cfg" <<-EOF + # This configuration file is used by the ${triple}-clang-cpp driver. + @gentoo-common.cfg + EOF + if [[ ${triple} == x86_64* ]]; then + cat >> "${ED}/etc/clang/${triple}-clang-cpp.cfg" <<-EOF || die + @gentoo-cet.cfg + EOF + fi + + # Install symlinks for triples with other vendor strings since some + # programs insist on mangling the triple. + local vendor + for vendor in gentoo pc unknown; do + local vendor_triple="${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 llvm-core/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 "${EPREFIX}/usr/include/gentoo/maybe-stddefs.h" + EOF + + # clang-cpp does not like link args being passed to it when directly + # invoked, so use a separate configuration file. + newins - gentoo-common-ld.cfg <<-EOF + # This file contains flags common to clang and clang++ + @gentoo-hardened-ld.cfg + EOF + + # Baseline hardening (bug #851111) + newins - gentoo-hardened.cfg <<-EOF + # Some of these options are added unconditionally, regardless of + # USE=hardened, for parity with sys-devel/gcc. + -Xarch_host -fstack-clash-protection + -Xarch_host -fstack-protector-strong + -fPIE + -include "${EPREFIX}/usr/include/gentoo/fortify.h" + EOF + + newins - gentoo-cet.cfg <<-EOF + -Xarch_host -fcf-protection=$(usex cet full none) + EOF + + if use kernel_Darwin; then + newins - gentoo-hardened-ld.cfg <<-EOF + # There was -Wl,-z,relro here, but it's not supported on Mac + # TODO: investigate whether -bind_at_load or -read_only_stubs will do the job + EOF + else + newins - gentoo-hardened-ld.cfg <<-EOF + # Some of these options are added unconditionally, regardless of + # USE=hardened, for parity with sys-devel/gcc. + -Wl,-z,relro + -Wl,-z,now + EOF + fi + + dodir /usr/include/gentoo + + cat >> "${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 () && !defined(__GLIBC__) + # include + #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(__OPTIMIZE__) || __OPTIMIZE__ == 0 + # elif !defined(__STDC_HOSTED__) || __STDC_HOSTED__ != 1 + # elif defined(__SANITIZE_ADDRESS__) + # elif __GENTOO_HAS_FEATURE(address_sanitizer) + # elif __GENTOO_HAS_FEATURE(hwaddress_sanitizer) + # elif __GENTOO_HAS_FEATURE(memory_sanitizer) + # elif __GENTOO_HAS_FEATURE(numerical_stability_sanitizer) + # elif __GENTOO_HAS_FEATURE(realtime_sanitizer) + # elif __GENTOO_HAS_FEATURE(thread_sanitizer) + # else + # define _FORTIFY_SOURCE ${fortify_level} + # endif + # + # undef __GENTOO_HAS_FEATURE + #endif + EOF + + # TODO: Maybe -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_FAST for + # non-hardened? + if use hardened ; then + cat >> "${ED}/etc/clang/gentoo-hardened.cfg" <<-EOF || die + # Options below are conditional on USE=hardened. + -Xarch_host -D_GLIBCXX_ASSERTIONS + + # Analogue to GLIBCXX_ASSERTIONS + # https://libcxx.llvm.org/UsingLibcxx.html#assertions-mode + # https://libcxx.llvm.org/Hardening.html#using-hardened-mode + -Xarch_host -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE + EOF + + cat >> "${ED}/etc/clang/gentoo-hardened-ld.cfg" <<-EOF || die + # Options below are conditional on USE=hardened. + 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 + + if use kernel_Darwin; then + cat >> "${ED}/etc/clang/gentoo-common.cfg" <<-EOF || die + # Gentoo Prefix on Darwin + -Wl,-search_paths_first + EOF + if use bootstrap-prefix ; then + # bootstrap-prefix is only set during stage2 of bootstrapping + # Prefix, where EPREFIX is set to EPREFIX/tmp. + # Here we need to point it at the future lib dir of the stage3's + # EPREFIX. + cat >> "${ED}/etc/clang/gentoo-common.cfg" <<-EOF || die + -Wl,-rpath,${EPREFIX}/../usr/lib + -Wl,-L,${EPREFIX}/../usr/lib + -isystem ${EPREFIX}/../usr/include + EOF + fi + # Using -Wl,-L instead of -L to trick compiler driver to put it + # after -isysroot's internal -L + cat >> "${ED}/etc/clang/gentoo-common.cfg" <<-EOF || die + -Wl,-rpath,${EPREFIX}/usr/lib + -Wl,-L,${EPREFIX}/usr/lib + -isystem ${EPREFIX}/usr/include + -isysroot ${EPREFIX}/MacOSX.sdk + EOF + fi +} + +pkg_preinst() { + if has_version -b sys-devel/gcc-config && has_version sys-devel/gcc + then + local gcc_path=$(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 +}