sys-devel/clang-common: Add 16.0.0_pre20221113 snapshot

Signed-off-by: Michał Górny <mgorny@gentoo.org>

2 files changed, 133 insertions, 0 deletions

diff --git a/sys-devel/clang-common/Manifest b/sys-devel/clang-common/Manifest
index 39ea0c788468..8bad2c952594 100644
--- a/sys-devel/clang-common/Manifest
+++ b/sys-devel/clang-common/Manifest
@@ -5,4 +5,5 @@ DIST llvm-project-15.0.3.src.tar.xz.sig 438 BLAKE2B e7e0614e144eb878f694c12e97cf
 DIST llvm-project-15.0.4.src.tar.xz 110936424 BLAKE2B a02b76ad161e352b4d3d84baffdada9c6a0e704de7a2c4017df4d4d05a9e9d02113791cd7d91c3edfa1f5bcb7ab95e1772d60f7061514928c6828600f41a8322 SHA512 9d5b664dd77c08130601636f9d6c006b257f369470ce823aa56d06698a9f0edfec42f2c90da934b9ad52c4d7960d9a024ea46dc9640275be6d191b1ba9869459
 DIST llvm-project-15.0.4.src.tar.xz.sig 566 BLAKE2B f1a7be65fcce932dc125ae2b498f68a14e68dad0d7a1e031343c52c5dafb7b123e346f3efa50a7693584361abf01efe9401b1b5781dee6b92dc1045e538e9b7b SHA512 35899ffbd13fc44cade54246a423450571cb4b62b8d706864daa3eef2377c48e24ef3113218e39e29de995b7f7fa307f9187552766576c9050fd924beb517f6e
 DIST llvm-project-1fb186198af5f183dde053c1396f899567755d64.tar.gz 170328817 BLAKE2B c79199044e8d636127d1d163ceea856c1bcb1d59c892e9c72869ab788b4feb23f8c28585ac761764b4e29b883c61e43be9341610a523d8b64471200bb3aecfaa SHA512 8b366dc70506ceb70a5584ad051e100fa1cc620388fc757536ef775d102b4baaac016d4f62dbc8b1d9dd00b587622a25d9da735196d336faf35d611145cf5fdc
+DIST llvm-project-f6f1fd443f48f417de9dfe23353055f1b20d87ef.tar.gz 170625743 BLAKE2B 3add45d7e2f26659f9602b5ccc034033610921ebeb2d6d69d6f5a3d1e3af224d3f5fd42e411d1fe0d5f8249c2ad995d41a236a87eba5a72ea9b20c112faa4c2f SHA512 2b57132d156f3d6d96802f617fff3eec0df6a3b5077ddcc4f31c87829e617f3065074d80e9d26c8c1c64322e76a09321fdfc8ae1d7a84f5da9f8606125e3b635
 DIST llvmorg-13.0.1.tar.gz 147290251 BLAKE2B 2a44b012a672501761d0c27c6b3a315b69bfef0cd13b078a7e7d2fccc4a9c8c0f2bee0f164c4271c9106b0a99cb06e8b64986f66253b613336719fb86b82541b SHA512 9a8cb5d11964ba88b7624f19ec861fb28701f23956ea3c92f6ac644332d5f41fde97bd8933dd3ee70ed378058c252fa3a3887c8d1af90d219970c2b27691166f
diff --git a/sys-devel/clang-common/clang-common-16.0.0_pre20221113.ebuild b/sys-devel/clang-common/clang-common-16.0.0_pre20221113.ebuild
new file mode 100644
index 000000000000..e9669ee1adcc
--- /dev/null
+++ b/sys-devel/clang-common/clang-common-16.0.0_pre20221113.ebuild
@@ -0,0 +1,132 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit bash-completion-r1 llvm.org
+
+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
+	stricter
+"
+
+PDEPEND="
+	sys-devel/clang:*
+	default-compiler-rt? (
+		sys-devel/clang-runtime[compiler-rt]
+		llvm-libunwind? ( sys-libs/llvm-libunwind )
+		!llvm-libunwind? ( sys-libs/libunwind )
+	)
+	!default-compiler-rt? ( sys-devel/gcc )
+	default-libcxx? ( >=sys-libs/libcxx-${PV} )
+	!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 ${missing_flags[*]}"
+		eerror
+		eerror "or build with CLANG_IGNORE_DEFAULT_RUNTIMES=1."
+		die "Mismatched defaults detected between sys-devel/clang and sys-devel/clang-common"
+	fi
+}
+
+src_install() {
+	newbashcomp bash-autocomplete.sh clang
+
+	insinto /etc/clang
+	newins - gentoo-runtimes.cfg <<-EOF
+		# This file is initially generated by sys-devel/clang-runtime.
+		# It is used to control the default runtimes using by clang.
+
+		--rtlib=$(usex default-compiler-rt compiler-rt libgcc)
+		--unwindlib=$(usex default-compiler-rt libunwind libgcc)
+		--stdlib=$(usex default-libcxx libc++ libstdc++)
+		-fuse-ld=$(usex default-lld lld bfd)
+	EOF
+
+	newins - gentoo-gcc-install.cfg <<-EOF
+		# This file is maintained by gcc-config.
+		# It is used to specify the selected GCC installation.
+	EOF
+
+	newins - gentoo-common.cfg <<-EOF
+		# This file contains flags common to clang, clang++ and clang-cpp.
+		@gentoo-runtimes.cfg
+		@gentoo-gcc-install.cfg
+	EOF
+
+	if use stricter; then
+		newins - gentoo-stricter.cfg <<-EOF
+			# This file increases the strictness of older clang versions
+			# to match the newest upstream version.
+
+			# clang-16 defaults
+			-Werror=implicit-function-declaration
+			-Werror=implicit-int
+			-Werror=incompatible-function-pointer-types
+
+			# constructs banned by C2x
+			-Werror=deprecated-non-prototype
+
+			# deprecated but large blast radius
+			#-Werror=strict-prototypes
+		EOF
+
+		cat >> "${ED}/etc/clang/gentoo-common.cfg" <<-EOF || die
+			@gentoo-stricter.cfg
+		EOF
+	fi
+
+	local tool
+	for tool in clang{,++,-cpp}; do
+		newins - "${tool}.cfg" <<-EOF
+			# This configuration file is used by ${tool} driver.
+			@gentoo-common.cfg
+		EOF
+	done
+}
+
+pkg_preinst() {
+	if has_version -b sys-devel/gcc-config && has_version sys-devel/gcc
+	then
+		local gcc_path=$(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
+}