[gentoo-commits] repo/gentoo:master commit in: sys-libs/compiler-rt/

[Michał Górny]

commit:     3dc6843ee3e9e6d7219207dcb1d2baf4c7ee2ce1
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Sun Jul 23 16:48:27 2017 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Mon Jul 24 19:03:47 2017 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=3dc6843e

sys-libs/compiler-rt: Branch for 5.0.0 release

 sys-libs/compiler-rt/compiler-rt-5.0.9999.ebuild | 99 ++++++++++++++++++++++++
 1 file changed, 99 insertions(+)

diff --git a/sys-libs/compiler-rt/compiler-rt-5.0.9999.ebuild b/sys-libs/compiler-rt/compiler-rt-5.0.9999.ebuild
new file mode 100644
index 00000000000..cb93d7d503e
--- /dev/null
+++ b/sys-libs/compiler-rt/compiler-rt-5.0.9999.ebuild
@@ -0,0 +1,99 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils flag-o-matic git-r3 llvm python-any-r1 toolchain-funcs
+
+DESCRIPTION="Compiler runtime library for clang (built-in part)"
+HOMEPAGE="https://llvm.org/"
+SRC_URI=""
+EGIT_REPO_URI="https://git.llvm.org/git/compiler-rt.git
+	https://github.com/llvm-mirror/compiler-rt.git"
+EGIT_BRANCH="release_50"
+
+LICENSE="|| ( UoI-NCSA MIT )"
+# Note: this needs to be updated to match version of clang-9999
+SLOT="5.0.0"
+KEYWORDS=""
+IUSE="+clang test"
+
+LLVM_SLOT=${SLOT%%.*}
+# llvm-4 needed for --cmakedir
+DEPEND="
+	>=sys-devel/llvm-4
+	clang? ( sys-devel/clang )
+	test? (
+		$(python_gen_any_dep "~dev-python/lit-${PV}[\${PYTHON_USEDEP}]")
+		=sys-devel/clang-${PV%_*}*:${LLVM_SLOT} )
+	${PYTHON_DEPS}"
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+pkg_pretend() {
+	if ! use clang && ! tc-is-clang; then
+		ewarn "Building using a compiler other than clang may result in broken atomics"
+		ewarn "library. Enable USE=clang unless you have a very good reason not to."
+	fi
+}
+
+pkg_setup() {
+	llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+test_compiler() {
+	$(tc-getCC) ${CFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c - \
+		<<<'int main() { return 0; }' &>/dev/null
+}
+
+src_configure() {
+	# pre-set since we need to pass it to cmake
+	BUILD_DIR=${WORKDIR}/${P}_build
+
+	local nolib_flags=( -nodefaultlibs -lc )
+	if use clang; then
+		local -x CC=${CHOST}-clang
+		local -x CXX=${CHOST}-clang++
+		# ensure we can use clang before installing compiler-rt
+		local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+		strip-unsupported-flags
+	elif ! test_compiler; then
+		if test_compiler "${nolib_flags[@]}"; then
+			local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+			ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}"
+		fi
+	fi
+
+	local mycmakeargs=(
+		-DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${SLOT}"
+
+		-DCOMPILER_RT_INCLUDE_TESTS=$(usex test)
+		-DCOMPILER_RT_BUILD_SANITIZERS=OFF
+		-DCOMPILER_RT_BUILD_XRAY=OFF
+	)
+
+	if use test; then
+		mycmakeargs+=(
+			-DLIT_COMMAND="${EPREFIX}/usr/bin/lit"
+
+			-DCOMPILER_RT_TEST_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_SLOT}/bin/clang"
+			-DCOMPILER_RT_TEST_CXX_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_SLOT}/bin/clang++"
+		)
+	fi
+
+	cmake-utils_src_configure
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+
+	cmake-utils_src_make check-builtins
+}