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Mon, 2 Oct 2023 19:39:34 +0000 (UTC) Received: from localhost.localdomain (localhost [IPv6:::1]) by oystercatcher.gentoo.org (Postfix) with ESMTP id BF959941 for ; Mon, 2 Oct 2023 19:39:32 +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: <1696275559.ef6e017bca510ba32abc3f28cd2ee7aa60781f08.mgorny@gentoo> Subject: [gentoo-commits] repo/gentoo:master commit in: sys-devel/clang-common/ X-VCS-Repository: repo/gentoo X-VCS-Files: sys-devel/clang-common/Manifest sys-devel/clang-common/clang-common-18.0.0_pre20231002.ebuild X-VCS-Directories: sys-devel/clang-common/ X-VCS-Committer: mgorny X-VCS-Committer-Name: Michał Górny X-VCS-Revision: ef6e017bca510ba32abc3f28cd2ee7aa60781f08 X-VCS-Branch: master Date: Mon, 2 Oct 2023 19:39:32 +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: f88dd9ce-4632-4da7-b13f-1ab1e4014240 X-Archives-Hash: 9bb14ab564a2ce6b1725458aa1b63fdb commit: ef6e017bca510ba32abc3f28cd2ee7aa60781f08 Author: Michał Górny gentoo org> AuthorDate: Mon Oct 2 18:27:56 2023 +0000 Commit: Michał Górny gentoo org> CommitDate: Mon Oct 2 19:39:19 2023 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=ef6e017b sys-devel/clang-common: Add 18.0.0_pre20231002 snapshot Signed-off-by: Michał Górny gentoo.org> sys-devel/clang-common/Manifest | 1 + .../clang-common-18.0.0_pre20231002.ebuild | 250 +++++++++++++++++++++ 2 files changed, 251 insertions(+) diff --git a/sys-devel/clang-common/Manifest b/sys-devel/clang-common/Manifest index 2c20684b235e..0f39c1ae5665 100644 --- a/sys-devel/clang-common/Manifest +++ b/sys-devel/clang-common/Manifest @@ -6,4 +6,5 @@ DIST llvm-project-16.0.6.src.tar.xz 118013488 BLAKE2B 95192d39cbd2914e5609db3659 DIST llvm-project-16.0.6.src.tar.xz.sig 566 BLAKE2B 2060cebd5ed57cb8a86a44238c43dfd4b921649298b10c3d19da308374c1e49869174294e29943c2af459fe06428264e26881d6c1288ebbc48686cc2cf467c7a SHA512 ca249262c7102e0889ec1bdc6f71a3a6f0e7e5d5fbab8abcd6fccd2871e7955eff7af5b055a76006097baf0dfaf2f5069eff3035b3107fc552abdb2481b21447 DIST llvm-project-17.0.1.src.tar.xz 127830376 BLAKE2B bb3b9f7358df9006307f5eeccfc5c5ee5497498c4f091347924911cb6534e8d930024c35387456af24bf647d9e24a3d927aa49199036fb475018a610b5d792c7 SHA512 6fc1d5ff4fec49ef5bb495ba9d8f9ee9052c10999ec9d3ac8f825c718e3cdd64abd95408c4e5bb7f67eb9a7bfac9e26d2a949c4da9f163b5646c02e8a670ead5 DIST llvm-project-17.0.1.src.tar.xz.sig 438 BLAKE2B 3182e3c3a48635fdec39b945ee3b782d7c9c2a07911d9ede2e3421031bb1b4959bd495c5e39d094aeaf555579b9fe3eb834c1449077c154c629f5db605375e7c SHA512 301a6e6c46d6fee13c86dec1a021c35f6bf3a97e5d6b0aa7b7eac34e7ca52f6cefffc25a9e376250b1eb721a65a5852f2f1948abd432698363a81dd7ee19d81c +DIST llvm-project-39fec5457c0925bd39f67f63fe17391584e08258.tar.gz 198361956 BLAKE2B 001b9d9b7997762dcce4f0b1deb94d41c3d840c178ba1e92208782e7e21fdc0041cde359051b2b1b1fc75526ff6504d3b9375ff873831350de359530c944a961 SHA512 b560e71c9855aff9fb5385f9fb30f63fbef074fd695e7cb31847192837a161bfe4808ceb09c514a676ae817616f15fb5a57d325aa9744eaac46b8f4b20b77a13 DIST llvm-project-f5cb9cb59d7c9c6ac3d5c41c677f68c9b75d34a3.tar.gz 198113948 BLAKE2B 1688920eb790421f4143e92bd7bd26794a2497e7b445dde6d55b59c9df4b1aebb848833c7cb1b7c273c5e002763f2531a341313500ce207242f992dfe343b988 SHA512 9817e8b7adf7c69d673124e8334c3e511dfd1cc386832c52b2fb0f2517475d29cd98513ad87188a962f9697dfac39ea03f5b2db6c549c307cf3d27b1370ffdf3 diff --git a/sys-devel/clang-common/clang-common-18.0.0_pre20231002.ebuild b/sys-devel/clang-common/clang-common-18.0.0_pre20231002.ebuild new file mode 100644 index 000000000000..baa1dffade6a --- /dev/null +++ b/sys-devel/clang-common/clang-common-18.0.0_pre20231002.ebuild @@ -0,0 +1,250 @@ +# 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" +KEYWORDS="" +IUSE=" + default-compiler-rt default-libcxx default-lld llvm-libunwind + hardened stricter +" + +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}-${tool}.cfg" + fi + done + done +} + +src_install() { + newbashcomp bash-autocomplete.sh clang + + insinto /etc/clang + newins - gentoo-runtimes.cfg <<-EOF + # This file is initially generated by sys-devel/clang-runtime. + # It is used to control the default runtimes using by clang. + + --rtlib=$(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 () && !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(__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 >> "${ED}/etc/clang/gentoo-hardened-ld.cfg" <<-EOF || die + # Options below are conditional on USE=hardened. + -Wl,-z,now + EOF + fi + + if use stricter; then + newins - gentoo-stricter.cfg <<-EOF + # This file increases the strictness of older clang versions + # to match the newest upstream version. + + # clang-16 defaults + -Werror=implicit-function-declaration + -Werror=implicit-int + -Werror=incompatible-function-pointer-types + + # constructs banned by C2x + -Werror=deprecated-non-prototype + + # deprecated but large blast radius + #-Werror=strict-prototypes + EOF + + cat >> "${ED}/etc/clang/gentoo-common.cfg" <<-EOF || die + @gentoo-stricter.cfg + 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. + doclang_cfg "${CHOST}" + + # 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 +}