mirror of
https://github.com/gentoo-mirror/gentoo.git
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llvm-core/clang-common: Add 21.0.0_pre20250607 snapshot
Signed-off-by: Michał Górny <mgorny@gentoo.org>
This commit is contained in:
Michał Górny
@@ -10,4 +10,5 @@ DIST llvm-project-19.1.7.src.tar.xz 141249332 BLAKE2B 1259ed7f9aca7b35e89d818bef
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DIST llvm-project-19.1.7.src.tar.xz.sig 438 BLAKE2B 4015140f4ba77de45039bdbdfbaf6f30e75705123d067ea97175d91d7a5b6a75008df01d99ae7aa16aaa3b101f3f41e38d01f04158f95a261d617b3ede0254cd SHA512 195797b06ac80a742e0ccbc03a50dc06dd2e04377d783d5474e3e72c5a75203b60292b047929312a411d22b137a239943fba414a4d136a2be14cbff978eb6bda
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DIST llvm-project-20.1.6.src.tar.xz 147239668 BLAKE2B ccd86730fdea3dd40ebf054661b854b9332204389db2205e1e7b2a7f140fc187cacb34de68aa9a63c15c1e17b1d0976c080cfdee7e2cb6b0dd5570001d84be12 SHA512 aae652fdc61bda3f80b1340a3270b687355bfb6817f4bc05dac2268a2f8c5fc677eadb515cda7c8518005f1dc39e7ce5d1c34bbc5a25f106ef8e6c8f1ecfdf6d
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DIST llvm-project-20.1.6.src.tar.xz.sig 566 BLAKE2B b7c48cfc1f6c9f513dadb8837b150e22043c215bf4958a8036c4077aeebdcf7c18223b0ce0ffbcacb2c7ddfeb06611b1022528ee04d3efda1ee1aa58367a9203 SHA512 0884048ff164a1f5caed0f1aabec173630a08ece98cf793d21b77fc969501e4f03daec39ae0fb124ad34a3436ceae66452e36a42c309f19790b7a87652482691
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DIST llvm-project-23d0c7348aacdfcb145a69e533a14131bae830cc.tar.gz 237123683 BLAKE2B 6713c82809a9793510615f54c3ad9b8b1d2449939b0c48ab10acd1a0db43b712b229356173c90b514bc91c08e9b2be7f8e54f797661b9743ae8c3aaa9acee15f SHA512 de94ab38f1d46124638d6e0650142a1612db27871ffa339c56224aba94a77f8ae6eb8c68ad0a5ed3fe000d7bff309d324cdb66a095be3c8211abfe600659bf1a
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DIST llvm-project-f8ca9e59cb438bd35b29a6d7cf6d72f50673aec9.tar.gz 236069626 BLAKE2B 5547770a22e5fd0240c0e435d0b0af0ebd789aa72d6829250917f2df605f9a95c6756bc1afc9b611b176c1ba8394c757b94789511b98b38c6ade6cca4c9ce7f6 SHA512 b1fffd7d4f5ede9bcda759bc59cdd47373a44a3bbd31a50d1d213e438a59f1da3cc96780a1d17ecaeb14454822921476406a6c37493354169f72e1fab7b3a3be
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314
llvm-core/clang-common/clang-common-21.0.0_pre20250607.ebuild
Normal file
314
llvm-core/clang-common/clang-common-21.0.0_pre20250607.ebuild
Normal file
@@ -0,0 +1,314 @@
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# Copyright 1999-2025 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=8
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inherit bash-completion-r1 llvm.org multilib
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DESCRIPTION="Common files shared between multiple slots of clang"
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HOMEPAGE="https://llvm.org/"
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LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA"
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SLOT="0"
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IUSE="
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default-compiler-rt default-libcxx default-lld
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bootstrap-prefix cet hardened llvm-libunwind
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"
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PDEPEND="
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default-compiler-rt? (
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llvm-core/clang-runtime:${LLVM_MAJOR}[compiler-rt]
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llvm-libunwind? ( llvm-runtimes/libunwind[static-libs] )
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!llvm-libunwind? ( sys-libs/libunwind[static-libs] )
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)
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!default-compiler-rt? ( sys-devel/gcc )
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default-libcxx? ( >=llvm-runtimes/libcxx-${PV}[static-libs] )
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!default-libcxx? ( sys-devel/gcc )
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default-lld? ( >=llvm-core/lld-${PV} )
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!default-lld? ( sys-devel/binutils )
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"
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# enforce flags on clang-runtime as well to aid transition
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PDEPEND+="
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llvm-core/clang-runtime[default-compiler-rt(-)?,default-libcxx(-)?,default-lld(-)?,llvm-libunwind(-)?]
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"
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IDEPEND="
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!default-compiler-rt? ( sys-devel/gcc-config )
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!default-libcxx? ( sys-devel/gcc-config )
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"
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LLVM_COMPONENTS=( clang/utils )
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llvm.org_set_globals
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pkg_pretend() {
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[[ ${CLANG_IGNORE_DEFAULT_RUNTIMES} ]] && return
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local flag missing_flags=()
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for flag in default-{compiler-rt,libcxx,lld}; do
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if ! use "${flag}" && has_version "llvm-core/clang[${flag}]"; then
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missing_flags+=( "${flag}" )
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fi
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done
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if [[ ${missing_flags[@]} ]]; then
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eerror "It seems that you have the following flags set on llvm-core/clang:"
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eerror
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eerror " ${missing_flags[*]}"
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eerror
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eerror "The default runtimes are now set via flags on llvm-core/clang-common."
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eerror "The build is being aborted to prevent breakage. Please either set"
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eerror "the respective flags on this ebuild, e.g.:"
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eerror
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eerror " llvm-core/clang-common ${missing_flags[*]}"
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eerror
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eerror "or build with CLANG_IGNORE_DEFAULT_RUNTIMES=1."
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die "Mismatched defaults detected between llvm-core/clang and llvm-core/clang-common"
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fi
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}
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_doclang_cfg() {
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local triple="${1}"
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local tool
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for tool in ${triple}-clang{,++}; do
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newins - "${tool}.cfg" <<-EOF
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# This configuration file is used by ${tool} driver.
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@gentoo-common.cfg
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@gentoo-common-ld.cfg
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EOF
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if [[ ${triple} == x86_64* ]]; then
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cat >> "${ED}/etc/clang/${tool}.cfg" <<-EOF || die
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@gentoo-cet.cfg
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EOF
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fi
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done
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if use kernel_Darwin; then
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cat >> "${ED}/etc/clang/${triple}-clang++.cfg" <<-EOF || die
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-lc++abi
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EOF
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fi
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newins - "${triple}-clang-cpp.cfg" <<-EOF
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# This configuration file is used by the ${triple}-clang-cpp driver.
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@gentoo-common.cfg
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EOF
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if [[ ${triple} == x86_64* ]]; then
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cat >> "${ED}/etc/clang/${triple}-clang-cpp.cfg" <<-EOF || die
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@gentoo-cet.cfg
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EOF
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fi
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# Install symlinks for triples with other vendor strings since some
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# programs insist on mangling the triple.
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local vendor
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for vendor in gentoo pc unknown; do
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local vendor_triple="${triple%%-*}-${vendor}-${triple#*-*-}"
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for tool in clang{,++,-cpp}; do
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if [[ ! -f "${ED}/etc/clang/${vendor_triple}-${tool}.cfg" ]]; then
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dosym "${triple}-${tool}.cfg" "/etc/clang/${vendor_triple}-${tool}.cfg"
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fi
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done
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done
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}
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doclang_cfg() {
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local triple="${1}"
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_doclang_cfg ${triple}
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# LLVM may have different arch names in some cases. For example in x86
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# profiles the triple uses i686, but llvm will prefer i386 if invoked
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# with "clang" on x86 or "clang -m32" on x86_64. The gentoo triple will
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# be used if invoked through ${CHOST}-clang{,++,-cpp} though.
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#
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# To make sure the correct triples are installed,
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# see Triple::getArchTypeName() in llvm/lib/TargetParser/Triple.cpp
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# and compare with CHOST values in profiles.
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local abi=${triple%%-*}
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case ${abi} in
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armv4l|armv4t|armv5tel|armv6j|armv7a)
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_doclang_cfg ${triple/${abi}/arm}
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;;
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i686)
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_doclang_cfg ${triple/${abi}/i386}
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;;
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sparc)
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_doclang_cfg ${triple/${abi}/sparcel}
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;;
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sparc64)
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_doclang_cfg ${triple/${abi}/sparcv9}
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;;
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esac
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}
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src_install() {
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newbashcomp bash-autocomplete.sh clang
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insinto /etc/clang
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newins - gentoo-runtimes.cfg <<-EOF
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# This file is initially generated by llvm-core/clang-runtime.
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# It is used to control the default runtimes using by clang.
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--rtlib=$(usex default-compiler-rt compiler-rt libgcc)
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--unwindlib=$(usex default-compiler-rt libunwind libgcc)
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--stdlib=$(usex default-libcxx libc++ libstdc++)
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-fuse-ld=$(usex default-lld lld bfd)
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EOF
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newins - gentoo-gcc-install.cfg <<-EOF
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# This file is maintained by gcc-config.
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# It is used to specify the selected GCC installation.
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EOF
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newins - gentoo-common.cfg <<-EOF
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# This file contains flags common to clang, clang++ and clang-cpp.
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@gentoo-runtimes.cfg
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@gentoo-gcc-install.cfg
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@gentoo-hardened.cfg
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# bug #870001
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-include "${EPREFIX}/usr/include/gentoo/maybe-stddefs.h"
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EOF
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# clang-cpp does not like link args being passed to it when directly
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# invoked, so use a separate configuration file.
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newins - gentoo-common-ld.cfg <<-EOF
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# This file contains flags common to clang and clang++
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@gentoo-hardened-ld.cfg
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EOF
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# Baseline hardening (bug #851111)
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newins - gentoo-hardened.cfg <<-EOF
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# Some of these options are added unconditionally, regardless of
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# USE=hardened, for parity with sys-devel/gcc.
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-Xarch_host -fstack-clash-protection
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-Xarch_host -fstack-protector-strong
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-fPIE
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-include "${EPREFIX}/usr/include/gentoo/fortify.h"
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EOF
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newins - gentoo-cet.cfg <<-EOF
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-Xarch_host -fcf-protection=$(usex cet full none)
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EOF
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if use kernel_Darwin; then
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newins - gentoo-hardened-ld.cfg <<-EOF
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# There was -Wl,-z,relro here, but it's not supported on Mac
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# TODO: investigate whether -bind_at_load or -read_only_stubs will do the job
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EOF
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else
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newins - gentoo-hardened-ld.cfg <<-EOF
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# Some of these options are added unconditionally, regardless of
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# USE=hardened, for parity with sys-devel/gcc.
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-Wl,-z,relro
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-Wl,-z,now
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EOF
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fi
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dodir /usr/include/gentoo
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cat >> "${ED}/usr/include/gentoo/maybe-stddefs.h" <<-EOF || die
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/* __has_include is an extension, but it's fine, because this is only
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for Clang anyway. */
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#if defined __has_include && __has_include (<stdc-predef.h>) && !defined(__GLIBC__)
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# include <stdc-predef.h>
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#endif
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EOF
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local fortify_level=$(usex hardened 3 2)
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# We have to do this because glibc's headers warn if F_S is set
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# without optimization and that would at the very least be very noisy
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# during builds and at worst trigger many -Werror builds.
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cat >> "${ED}/usr/include/gentoo/fortify.h" <<- EOF || die
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#ifdef __clang__
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# pragma clang system_header
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#endif
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#ifndef _FORTIFY_SOURCE
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# if defined(__has_feature)
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# define __GENTOO_HAS_FEATURE(x) __has_feature(x)
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# else
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# define __GENTOO_HAS_FEATURE(x) 0
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# endif
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#
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# if !defined(__OPTIMIZE__) || __OPTIMIZE__ == 0
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# elif !defined(__STDC_HOSTED__) || __STDC_HOSTED__ != 1
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# elif defined(__SANITIZE_ADDRESS__)
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# elif __GENTOO_HAS_FEATURE(address_sanitizer)
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# elif __GENTOO_HAS_FEATURE(hwaddress_sanitizer)
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# elif __GENTOO_HAS_FEATURE(memory_sanitizer)
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# elif __GENTOO_HAS_FEATURE(numerical_stability_sanitizer)
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# elif __GENTOO_HAS_FEATURE(realtime_sanitizer)
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# elif __GENTOO_HAS_FEATURE(thread_sanitizer)
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# else
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# define _FORTIFY_SOURCE ${fortify_level}
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# endif
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#
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# undef __GENTOO_HAS_FEATURE
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#endif
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EOF
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# TODO: Maybe -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_FAST for
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# non-hardened?
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if use hardened ; then
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cat >> "${ED}/etc/clang/gentoo-hardened.cfg" <<-EOF || die
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# Options below are conditional on USE=hardened.
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-Xarch_host -D_GLIBCXX_ASSERTIONS
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# Analogue to GLIBCXX_ASSERTIONS
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# https://libcxx.llvm.org/UsingLibcxx.html#assertions-mode
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# https://libcxx.llvm.org/Hardening.html#using-hardened-mode
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-Xarch_host -D_LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_EXTENSIVE
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EOF
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cat >> "${ED}/etc/clang/gentoo-hardened-ld.cfg" <<-EOF || die
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# Options below are conditional on USE=hardened.
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EOF
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fi
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# We only install config files for supported ABIs because unprefixed tools
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# might be used for crosscompilation where e.g. PIE may not be supported.
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# See bug #912237 and bug #901247. Just ${CHOST} won't do due to bug #912685.
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local abi
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for abi in $(get_all_abis); do
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local abi_chost=$(get_abi_CHOST "${abi}")
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doclang_cfg "${abi_chost}"
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done
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if use kernel_Darwin; then
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cat >> "${ED}/etc/clang/gentoo-common.cfg" <<-EOF || die
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# Gentoo Prefix on Darwin
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-Wl,-search_paths_first
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EOF
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if use bootstrap-prefix ; then
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# bootstrap-prefix is only set during stage2 of bootstrapping
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# Prefix, where EPREFIX is set to EPREFIX/tmp.
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# Here we need to point it at the future lib dir of the stage3's
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# EPREFIX.
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cat >> "${ED}/etc/clang/gentoo-common.cfg" <<-EOF || die
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-Wl,-rpath,${EPREFIX}/../usr/lib
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-Wl,-L,${EPREFIX}/../usr/lib
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-isystem ${EPREFIX}/../usr/include
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EOF
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fi
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# Using -Wl,-L instead of -L to trick compiler driver to put it
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# after -isysroot's internal -L
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cat >> "${ED}/etc/clang/gentoo-common.cfg" <<-EOF || die
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-Wl,-rpath,${EPREFIX}/usr/lib
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-Wl,-L,${EPREFIX}/usr/lib
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-isystem ${EPREFIX}/usr/include
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-isysroot ${EPREFIX}/MacOSX.sdk
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EOF
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fi
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}
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pkg_preinst() {
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if has_version -b sys-devel/gcc-config && has_version sys-devel/gcc
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then
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local gcc_path=$(gcc-config --get-lib-path 2>/dev/null)
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if [[ -n ${gcc_path} ]]; then
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cat >> "${ED}/etc/clang/gentoo-gcc-install.cfg" <<-EOF
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--gcc-install-dir="${gcc_path%%:*}"
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EOF
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fi
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fi
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}
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Reference in New Issue
Block a user