commit:     361da8300f9a070cafb148a36fd3e767a06bd785
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Wed Oct  9 11:28:21 2024 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Wed Oct  9 11:45:35 2024 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=361da830

sys-libs/compiler-rt-sanitizers: Add 20.0.0_pre20241009 snapshot

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

 sys-libs/compiler-rt-sanitizers/Manifest           |   1 +
 ...ompiler-rt-sanitizers-20.0.0_pre20241009.ebuild | 222 +++++++++++++++++++++
 2 files changed, 223 insertions(+)

diff --git a/sys-libs/compiler-rt-sanitizers/Manifest 
b/sys-libs/compiler-rt-sanitizers/Manifest
index 653c2c46404e..01c33972fbe8 100644
--- a/sys-libs/compiler-rt-sanitizers/Manifest
+++ b/sys-libs/compiler-rt-sanitizers/Manifest
@@ -14,3 +14,4 @@ DIST llvm-project-19.1.1.src.tar.xz 141244648 BLAKE2B 
7c9250f99c8e5ae2097e89269e
 DIST llvm-project-19.1.1.src.tar.xz.sig 438 BLAKE2B 
6967194abf6939291abc716f862a46ea7c5e195b98eebc26928a57dbd5034f82a8ecb5b7cc1b7c2428168309308b19df1c7db828703e80d3f7bf578e3542874d
 SHA512 
07bb7bffb2b035417d702ca47be9d5759250f1a2cd57606855027d458ceb972a293b45d3d93bcda195588986acbb5eace60524f4aecdc0da7aeb3a8414c37c31
 DIST llvm-project-b837c9e289dab93c7f8a06876e3f70b6864f40ab.tar.gz 219631219 
BLAKE2B 
d8a5d7de537ad91e94fc85dc0f624eba92f31cab2a345706250a66ad424fff151d5b86c430d993a35fd938095774411080cee4cab47a8258af348743dc145b56
 SHA512 
fe23f72b73553e3755af335a2a2a2225eafdcf2ed93191c9f4ac7bcf7b5b5391f73c2dccbb082279e0c7389a8f12b889a8d061389785cf9219ca861a8d4b41cc
 DIST llvm-project-cde7b30268a85a3e7900a31534a97e7eb4de9236.tar.gz 219048549 
BLAKE2B 
53bdfea814b2cdf60bfdd27f6135b9f9d5156bdc78d22a361214399c5101b6fafaaefb9109377c1d977c67ebcb1feed69d6aaee0f2e38881480d68ac8be9b3d9
 SHA512 
0def6da5c2443753f37ba40a893b41dd5c7676b7be57102a5a6e820fe4fe235cad1da9a1c0eff1abc4c4ed5cc188522cae23afeddeee1876ea8ffde5c4f33b9f
+DIST llvm-project-fb2960aad93f6c02e0ea8de0568c0aef8896eee8.tar.gz 219704020 
BLAKE2B 
91f7226d7c6dcfa82c6b892ec0a80b47b5abd435c39996d8a6e0611355d434a86eb42bd5dce849dcc9a2f0ed2ae9844e5672f45283984ad10c7c12c62c82d47b
 SHA512 
f0b56a4ab532aaf4bb841aac4e2faf63f213f3cd71d24555b46805406502805e6cc46cb0aae0fbf5f49ddec99da801ab8e54410a9bd8a7bcb0e9fb13619c30bf

diff --git 
a/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-20.0.0_pre20241009.ebuild
 
b/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-20.0.0_pre20241009.ebuild
new file mode 100644
index 000000000000..59a64398c9bc
--- /dev/null
+++ 
b/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-20.0.0_pre20241009.ebuild
@@ -0,0 +1,222 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit check-reqs cmake flag-o-matic llvm.org llvm-utils python-any-r1
+
+DESCRIPTION="Compiler runtime libraries for clang (sanitizers & xray)"
+HOMEPAGE="https://llvm.org/";
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="${LLVM_MAJOR}"
+IUSE="+abi_x86_32 abi_x86_64 +clang +debug test"
+# base targets
+IUSE+=" +ctx-profile +libfuzzer +memprof +orc +profile +xray"
+# sanitizer targets, keep in sync with config-ix.cmake
+# NB: ubsan, scudo deliberately match two entries
+SANITIZER_FLAGS=(
+       asan dfsan lsan msan hwasan tsan ubsan safestack cfi scudo
+       shadowcallstack gwp-asan nsan rtsan
+)
+IUSE+=" ${SANITIZER_FLAGS[@]/#/+}"
+REQUIRED_USE="
+       || ( ${SANITIZER_FLAGS[*]} libfuzzer orc profile xray )
+       test? (
+               cfi? ( ubsan )
+               gwp-asan? ( scudo )
+       )
+"
+RESTRICT="
+       !clang? ( test )
+       !test? ( test )
+"
+
+DEPEND="
+       sys-devel/llvm:${LLVM_MAJOR}
+       virtual/libcrypt[abi_x86_32(-)?,abi_x86_64(-)?]
+"
+BDEPEND="
+       clang? (
+               sys-devel/clang:${LLVM_MAJOR}
+               sys-libs/compiler-rt:${LLVM_MAJOR}
+       )
+       elibc_glibc? ( net-libs/libtirpc )
+       test? (
+               $(python_gen_any_dep ">=dev-python/lit-15[\${PYTHON_USEDEP}]")
+               =sys-devel/clang-${LLVM_VERSION}*:${LLVM_MAJOR}
+       )
+       !test? (
+               ${PYTHON_DEPS}
+       )
+"
+
+LLVM_COMPONENTS=( compiler-rt cmake llvm/cmake )
+LLVM_TEST_COMPONENTS=(
+       llvm/include/llvm/ProfileData llvm/lib/Testing/Support third-party
+)
+llvm.org_set_globals
+
+python_check_deps() {
+       use test || return 0
+       python_has_version ">=dev-python/lit-15[${PYTHON_USEDEP}]"
+}
+
+check_space() {
+       if use test; then
+               local CHECKREQS_DISK_BUILD=11G
+               check-reqs_pkg_pretend
+       fi
+}
+
+pkg_pretend() {
+       check_space
+}
+
+pkg_setup() {
+       check_space
+       python-any-r1_pkg_setup
+}
+
+src_prepare() {
+       sed -i -e 's:-Werror::' lib/tsan/go/buildgo.sh || die
+
+       local flag
+       for flag in "${SANITIZER_FLAGS[@]}"; do
+               if ! use "${flag}"; then
+                       local cmake_flag=${flag/-/_}
+                       sed -i -e 
"/COMPILER_RT_HAS_${cmake_flag^^}/s:TRUE:FALSE:" \
+                               cmake/config-ix.cmake || die
+               fi
+       done
+
+       # TODO: fix these tests to be skipped upstream
+       if use asan && ! use profile; then
+               rm test/asan/TestCases/asan_and_llvm_coverage_test.cpp || die
+       fi
+       if use ubsan && ! use cfi; then
+               > test/cfi/CMakeLists.txt || die
+       fi
+       # hangs, sigh
+       rm test/tsan/getline_nohang.cpp || die
+
+       llvm.org_src_prepare
+}
+
+src_configure() {
+       llvm_prepend_path "${LLVM_MAJOR}"
+
+       # LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+       use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+       # pre-set since we need to pass it to cmake
+       BUILD_DIR=${WORKDIR}/compiler-rt_build
+
+       if use clang; then
+               local -x CC=${CHOST}-clang
+               local -x CXX=${CHOST}-clang++
+               strip-unsupported-flags
+       fi
+
+       local flag want_sanitizer=OFF
+       for flag in "${SANITIZER_FLAGS[@]}"; do
+               if use "${flag}"; then
+                       want_sanitizer=ON
+                       break
+               fi
+       done
+
+       local mycmakeargs=(
+               
-DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${LLVM_MAJOR}"
+               # use a build dir structure consistent with install
+               # this makes it possible to easily deploy test-friendly clang
+               -DCOMPILER_RT_OUTPUT_DIR="${BUILD_DIR}/lib/clang/${LLVM_MAJOR}"
+
+               -DCOMPILER_RT_INCLUDE_TESTS=$(usex test)
+               # builtins & crt installed by sys-libs/compiler-rt
+               -DCOMPILER_RT_BUILD_BUILTINS=OFF
+               -DCOMPILER_RT_BUILD_CRT=OFF
+               -DCOMPILER_RT_BUILD_CTX_PROFILE=$(usex ctx-profile)
+               -DCOMPILER_RT_BUILD_LIBFUZZER=$(usex libfuzzer)
+               -DCOMPILER_RT_BUILD_MEMPROF=$(usex memprof)
+               -DCOMPILER_RT_BUILD_ORC=$(usex orc)
+               -DCOMPILER_RT_BUILD_PROFILE=$(usex profile)
+               -DCOMPILER_RT_BUILD_SANITIZERS="${want_sanitizer}"
+               -DCOMPILER_RT_BUILD_XRAY=$(usex xray)
+
+               -DPython3_EXECUTABLE="${PYTHON}"
+       )
+
+       if use amd64; then
+               mycmakeargs+=(
+                       -DCAN_TARGET_i386=$(usex abi_x86_32)
+                       -DCAN_TARGET_x86_64=$(usex abi_x86_64)
+               )
+       fi
+
+       if use test; then
+               mycmakeargs+=(
+                       -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+                       -DLLVM_LIT_ARGS="$(get_lit_flags)"
+
+                       # they are created during src_test()
+                       
-DCOMPILER_RT_TEST_COMPILER="${BUILD_DIR}/lib/llvm/${LLVM_MAJOR}/bin/clang"
+                       
-DCOMPILER_RT_TEST_CXX_COMPILER="${BUILD_DIR}/lib/llvm/${LLVM_MAJOR}/bin/clang++"
+               )
+
+               # same flags are passed for build & tests, so we need to strip
+               # them down to a subset supported by clang
+               CC=${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang \
+               CXX=${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang++ \
+               strip-unsupported-flags
+       fi
+
+       if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then
+               mycmakeargs+=(
+                       # setting -isysroot is disabled with 
compiler-rt-prefix-paths.patch
+                       # this allows adding arm64 support using SDK in EPREFIX
+                       -DDARWIN_macosx_CACHED_SYSROOT="${EPREFIX}/MacOSX.sdk"
+                       # Set version based on the SDK in EPREFIX
+                       # This disables i386 for SDK >= 10.15
+                       # Will error if has_use tsan and SDK < 10.12
+                       -DDARWIN_macosx_OVERRIDE_SDK_VERSION="$(realpath 
${EPREFIX}/MacOSX.sdk | sed -e 's/.*MacOSX\(.*\)\.sdk/\1/')"
+                       # Use our libtool instead of looking it up with xcrun
+                       -DCMAKE_LIBTOOL="${EPREFIX}/usr/bin/${CHOST}-libtool"
+               )
+       fi
+
+       cmake_src_configure
+
+       if use test; then
+               local sys_dir=( "${EPREFIX}"/usr/lib/clang/${LLVM_MAJOR}/lib/* )
+               [[ -e ${sys_dir} ]] || die "Unable to find ${sys_dir}"
+               [[ ${#sys_dir[@]} -eq 1 ]] || die "Non-deterministic 
compiler-rt install: ${sys_dir[*]}"
+
+               # copy clang over since resource_dir is located relatively to 
binary
+               # therefore, we can put our new libraries in it
+               mkdir -p 
"${BUILD_DIR}"/lib/{llvm/${LLVM_MAJOR}/{bin,$(get_libdir)},clang/${LLVM_MAJOR}/include}
 || die
+               cp "${EPREFIX}"/usr/lib/llvm/${LLVM_MAJOR}/bin/clang{,++} \
+                       "${BUILD_DIR}"/lib/llvm/${LLVM_MAJOR}/bin/ || die
+               cp "${EPREFIX}"/usr/lib/clang/${LLVM_MAJOR}/include/*.h \
+                       "${BUILD_DIR}"/lib/clang/${LLVM_MAJOR}/include/ || die
+               cp "${sys_dir}"/*builtins*.a \
+                       
"${BUILD_DIR}/lib/clang/${LLVM_MAJOR}/lib/${sys_dir##*/}/" || die
+               # we also need LLVMgold.so for gold-based tests
+               if [[ -f 
${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/$(get_libdir)/LLVMgold.so ]]; then
+                       ln -s 
"${EPREFIX}"/usr/lib/llvm/${LLVM_MAJOR}/$(get_libdir)/LLVMgold.so \
+                               
"${BUILD_DIR}"/lib/llvm/${LLVM_MAJOR}/$(get_libdir)/ || die
+               fi
+       fi
+}
+
+src_test() {
+       # respect TMPDIR!
+       local -x LIT_PRESERVES_TMP=1
+       # disable sandbox to have it stop clobbering LD_PRELOAD
+       local -x SANDBOX_ON=0
+       # wipe LD_PRELOAD to make ASAN happy
+       local -x LD_PRELOAD=
+
+       cmake_build check-all
+}

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