On Mon, Aug 31, 2026 at 9:59 PM Dora, Sunil Kumar < [email protected]> wrote:
> On 8/31/2026 1:23 AM, Khem Raj via lists.openembedded.org wrote: > > *CAUTION: This email comes from a non Wind River email account!* > Do not click links or open attachments unless you recognize the sender and > know the content is safe. > Looks pretty good to me. I have few feedback comments, not a merge blocker > but good to consider for future ease of porting. > > Thanks Khem. > > Quick update on the upstream side since the series went out. > > The clang half of the ssp_nonshared patch (0004 in the stack) was *merged > *into llvm main yesterday, commit fd974c429301 > <https://github.com/llvm/llvm-project/commit/fd974c4293015388337e2f66f817a23e5873389f>, > reviewed by > MaskRay (Original PR #219828 > <https://github.com/llvm/llvm-project/pull/219828> ). A backport to > release/23.x is open as PR #220136 > <https://github.com/llvm/llvm-project/pull/220136>. > If that lands I will flip 0004 to Upstream-Status: Backport, and at the > next upgrade the patch goes away entirely. > Thanks for following up on these patches, its really long time that we clear this debt. > > The gcc half is on gcc-patches > <https://gcc.gnu.org/pipermail/gcc-patches/2026-August/729351.html> as v2 > with bugzilla PR 127138 > <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127138>. Sam James > mentioned Gentoo has carried the same fix downstream for years. > yes, I know, again same, it will be nicer to get this list down as well. Somethings are due to how OE has customized stuff so it will be hard to get rid of but anything that gets upstreamed is a bonus. > > Thanks, > Sunil Dora > > > On Sun, Aug 30, 2026 at 5:59 AM <[email protected]> wrote: > >> From: Sunil Dora <[email protected]> >> >> This upgrades clang/llvm from 22.1.8 to 23.1.0 and fixes the fallout >> found while testing the result. >> >> The carried LLVM patch stack goes from 41 to 35: seven dropped >> because 23.1.0 already contains the fix or the code they patched no >> longer exists, three reworked for LLVM 23, and one added for a 32-bit >> x86 build break, already merged in llvm-project. >> >> Please apply with git am --keep-cr: patch 8 fixes an ovmf file that >> uses CRLF line endings, and plain git am corrupts the patch. >> >> I have also reported the underlying bugs upstream: >> llvm float16 fix, merged: >> https://github.com/llvm/llvm-project/pull/219675 >> ovmf fix, sent to edk2: >> https://github.com/tianocore/edk2/pull/13038 >> pango warning, the root cause is in GLib, reported to both: >> https://gitlab.gnome.org/GNOME/glib/-/issues/4038 >> https://gitlab.gnome.org/GNOME/pango/-/issues/900 >> vulkan-samples warning, which is a real bug in their code: >> https://github.com/KhronosGroup/Vulkan-Samples/issues/1570 >> >> Tested: oe-selftest clang suites on qemuarm, qemuarm64, qemux86, >> qemux86-64 and qemuriscv64 on the autobuilder, musl images on qemux86 >> and qemuarm64, a qemux86 world build with TOOLCHAIN=clang, 32-bit >> multilib, and core-image-minimal testimage runs. >> >> Deepesh Varatharajan (2): >> rust: Fix build and oe-selftest failures with LLVM 23 >> clang/llvm: Ignore tests fail with clang/llvm 23 upgrade >> >> Sunil Dora (9): >> clang/llvm: Upgrade to 23.1.0 release >> spirv-llvm-translator: Upgrade to 23.1.0 >> openmp: Build via the LLVM runtimes entry point >> rust: Do not pass the removed x86 amx-tf32 feature to LLVM 23 >> clang: Disable clangd's decision-forest completion model on powerpc >> pango: Don't turn clang 23's -Wunused-but-set-global into an error >> ovmf: Fix memcpy alias prototype for clang 23 >> vulkan-samples: Don't turn clang 23's -Wdangling-gsl into an error >> gettext: Export a fully-flagged Objective-C compiler >> >> meta/conf/distro/include/maintainers.inc | 2 +- >> meta/lib/oeqa/selftest/cases/clang.py | 10 + >> meta/lib/oeqa/selftest/cases/rust.py | 1 + >> ...t-env.in-do-not-add-C-CXX-parameters.patch | 17 +- >> meta/recipes-core/gettext/gettext_1.0.bb | 5 + >> ...sicLib-fix-memcpy-alias-prototype-fo.patch | 35 + >> meta/recipes-core/ovmf/ovmf_git.bb | 1 + >> ...ify-cross-compilation.-Don-t-use-na.patch} | 6 +- >> ...ibunwind-headers-when-LIBCXXABI_LIBU.patch | 60 -- >> ...-support-a-new-embedded-linux-target.patch | 309 -------- >> ...env-override-of-exe-and-libdir-path.patch} | 4 +- >> ...-driver-Check-sysroot-for-ldso-path.patch} | 14 +- >> ...ools.cpp-Add-lssp_nonshared-on-musl.patch} | 6 +- >> ...5-clang-Prepend-trailing-to-sysroot.patch} | 10 +- >> ...fine-releative-gcc-installation-dir.patch} | 10 +- >> ...d-and-ldl-along-with-lunwind-for-st.patch} | 10 +- >> ...-Check-for-atomic-double-intrinsics.patch} | 4 +- >> ...ure-for-packages-using-find_package.patch} | 20 +- >> ...e-dir-location-for-cross-toolchains.patch} | 4 +- >> ...dyld-prefix-when-checking-sysroot-f.patch} | 18 +- >> ...clang-Use-python3-in-python-scripts.patch} | 6 +- >> ...-anchor-for-adding-OE-distro-vendor.patch} | 37 +- >> ...ple-for-non-debian-multiarch-linux-.patch} | 9 +- >> ...ibunwind-Added-unw_backtrace-method.patch} | 8 +- >> ...016-lldb-Link-with-libatomic-on-x86.patch} | 4 +- >> ...ot-use-backtrace-APIs-on-non-glibc-l.patch | 68 -- >> ...mpiler-rt-Enable-__int128-for-ppc32.patch} | 26 +- >> ...t-use-cmake-infra-to-detect-libzstd.patch} | 8 +- >> ...-Fix-stat-struct-s-size-for-O32-ABI.patch} | 6 +- >> ...cpp-ARMLibDirs-search-also-in-lib32.patch} | 10 +- >> ...-OE-specific-ABI-triple-for-N32-ABI.patch} | 63 +- >> ...nwind.pc.in-and-llvm-config-scripts.patch} | 12 +- >> ...pect-LLVM_LIBDIR_SUFFIX-like-other-.patch} | 17 +- >> ...o-not-pass-target-to-clang-compiler.patch} | 4 +- >> ...-sort-ClassInfo-lists-by-name-as-we.patch} | 4 +- >> ...ve-LLVM_LDFLAGS-from-ldflags-output.patch} | 4 +- >> ...de-sync_fetch_and_-for-any-pre-ARMv.patch} | 6 +- >> ...de-uptr-sptr-typedefs-on-Mips-Linux.patch} | 8 +- >> ...-headers-in-the-debug-info-when-bui.patch} | 6 +- >> ..._HAVE_OPT_VIEWER_MODULES-externally.patch} | 6 +- >> ...ang-tblgen-if-it-is-actually-needed.patch} | 8 +- >> ...ymlink-path-for-libcc-when-LLVM_ENA.patch} | 8 +- >> ...ix-sysroot-based-compiler-rt-search.patch} | 15 +- >> ...> 0034-guard-clang-tools-extra-test.patch} | 47 +- >> ...ng-block-when-searching-for-noreturn.patch | 41 -- >> ...e-float16-on-32-bit-x86-without-SSE2.patch | 36 + >> ...UNKNOWN-elements-of-OffloadArch-enum.patch | 274 -------- >> ...e-__gnu_unwind_frame-in-cxa_personal.patch | 33 - >> ...te-exit-fold-candidates-in-determini.patch | 71 -- >> meta/recipes-devtools/clang/clang_git.bb | 4 + >> meta/recipes-devtools/clang/common-clang.inc | 4 +- >> meta/recipes-devtools/clang/common.inc | 78 +-- >> meta/recipes-devtools/clang/openmp_git.bb | 5 +- >> ...ommits-from-rust-Fix-selftest-llvm23.patch | 661 ++++++++++++++++++ >> ...llvm-Do-not-pass-amx-tf32-to-LLVM-23.patch | 38 + >> meta/recipes-devtools/rust/rust-source.inc | 2 + >> ...ror-on-clang-s-unused-but-set-global.patch | 28 + >> meta/recipes-graphics/pango/pango_1.58.0.bb | 1 + >> ...1.5.bb => spirv-llvm-translator_23.1.0.bb} | 6 +- >> .../vulkan/vulkan-samples_git.bb | 4 +- >> 60 files changed, 1109 insertions(+), 1113 deletions(-) >> create mode 100644 >> meta/recipes-core/ovmf/ovmf/0005-CryptoPkg-IntrinsicLib-fix-memcpy-alias-prototype-fo.patch >> rename >> meta/recipes-devtools/clang/clang/{0003-compiler-rt-Simplify-cross-compilation.-Don-t-use-na.patch >> => 0001-compiler-rt-Simplify-cross-compilation.-Don-t-use-na.patch} (90%) >> delete mode 100644 >> meta/recipes-devtools/clang/clang/0001-libcxxabi-Find-libunwind-headers-when-LIBCXXABI_LIBU.patch >> delete mode 100644 >> meta/recipes-devtools/clang/clang/0002-compiler-rt-support-a-new-embedded-linux-target.patch >> rename >> meta/recipes-devtools/clang/clang/{0004-llvm-allow-env-override-of-exe-and-libdir-path.patch >> => 0002-llvm-allow-env-override-of-exe-and-libdir-path.patch} (96%) >> rename >> meta/recipes-devtools/clang/clang/{0005-clang-driver-Check-sysroot-for-ldso-path.patch >> => 0003-clang-driver-Check-sysroot-for-ldso-path.patch} (87%) >> rename >> meta/recipes-devtools/clang/clang/{0006-clang-Driver-tools.cpp-Add-lssp_nonshared-on-musl.patch >> => 0004-clang-Driver-tools.cpp-Add-lssp_nonshared-on-musl.patch} (86%) >> rename >> meta/recipes-devtools/clang/clang/{0007-clang-Prepend-trailing-to-sysroot.patch >> => 0005-clang-Prepend-trailing-to-sysroot.patch} (81%) >> rename >> meta/recipes-devtools/clang/clang/{0009-clang-Define-releative-gcc-installation-dir.patch >> => 0006-clang-Define-releative-gcc-installation-dir.patch} (94%) >> rename >> meta/recipes-devtools/clang/clang/{0010-clang-Add-lpthread-and-ldl-along-with-lunwind-for-st.patch >> => 0007-clang-Add-lpthread-and-ldl-along-with-lunwind-for-st.patch} (86%) >> rename >> meta/recipes-devtools/clang/clang/{0011-Check-for-atomic-double-intrinsics.patch >> => 0008-Check-for-atomic-double-intrinsics.patch} (91%) >> rename >> meta/recipes-devtools/clang/clang/{0012-cmake-Fix-configure-for-packages-using-find_package.patch >> => 0009-cmake-Fix-configure-for-packages-using-find_package.patch} (89%) >> rename >> meta/recipes-devtools/clang/clang/{0013-clang-Fix-resource-dir-location-for-cross-toolchains.patch >> => 0010-clang-Fix-resource-dir-location-for-cross-toolchains.patch} (95%) >> rename >> meta/recipes-devtools/clang/clang/{0014-clang-driver-Add-dyld-prefix-when-checking-sysroot-f.patch >> => 0011-clang-driver-Add-dyld-prefix-when-checking-sysroot-f.patch} (88%) >> rename >> meta/recipes-devtools/clang/clang/{0015-clang-Use-python3-in-python-scripts.patch >> => 0012-clang-Use-python3-in-python-scripts.patch} (90%) >> rename >> meta/recipes-devtools/clang/clang/{0016-llvm-clang-Insert-anchor-for-adding-OE-distro-vendor.patch >> => 0013-llvm-clang-Insert-anchor-for-adding-OE-distro-vendor.patch} (91%) >> rename >> meta/recipes-devtools/clang/clang/{0018-clang-Fix-x86-triple-for-non-debian-multiarch-linux-.patch >> => 0014-clang-Fix-x86-triple-for-non-debian-multiarch-linux-.patch} (86%) >> rename >> meta/recipes-devtools/clang/clang/{0019-libunwind-Added-unw_backtrace-method.patch >> => 0015-libunwind-Added-unw_backtrace-method.patch} (89%) >> rename >> meta/recipes-devtools/clang/clang/{0020-lldb-Link-with-libatomic-on-x86.patch >> => 0016-lldb-Link-with-libatomic-on-x86.patch} (92%) >> delete mode 100644 >> meta/recipes-devtools/clang/clang/0017-compiler-rt-Do-not-use-backtrace-APIs-on-non-glibc-l.patch >> rename >> meta/recipes-devtools/clang/clang/{0021-compiler-rt-Enable-__int128-for-ppc32.patch >> => 0017-compiler-rt-Enable-__int128-for-ppc32.patch} (77%) >> rename >> meta/recipes-devtools/clang/clang/{0022-llvm-Do-not-use-cmake-infra-to-detect-libzstd.patch >> => 0018-llvm-Do-not-use-cmake-infra-to-detect-libzstd.patch} (91%) >> rename >> meta/recipes-devtools/clang/clang/{0023-compiler-rt-Fix-stat-struct-s-size-for-O32-ABI.patch >> => 0019-compiler-rt-Fix-stat-struct-s-size-for-O32-ABI.patch} (91%) >> rename >> meta/recipes-devtools/clang/clang/{0024-ToolChains-Gnu.cpp-ARMLibDirs-search-also-in-lib32.patch >> => 0020-ToolChains-Gnu.cpp-ARMLibDirs-search-also-in-lib32.patch} (98%) >> rename >> meta/recipes-devtools/clang/clang/{0025-clang-llvm-Add-OE-specific-ABI-triple-for-N32-ABI.patch >> => 0021-clang-llvm-Add-OE-specific-ABI-triple-for-N32-ABI.patch} (60%) >> rename >> meta/recipes-devtools/clang/clang/{0026-llvm-Add-libunwind.pc.in-and-llvm-config-scripts.patch >> => 0022-llvm-Add-libunwind.pc.in-and-llvm-config-scripts.patch} (84%) >> rename >> meta/recipes-devtools/clang/clang/{0027-scan-build-py-respect-LLVM_LIBDIR_SUFFIX-like-other-.patch >> => 0023-scan-build-py-respect-LLVM_LIBDIR_SUFFIX-like-other-.patch} (90%) >> rename >> meta/recipes-devtools/clang/clang/{0028-compiler-rt-Do-not-pass-target-to-clang-compiler.patch >> => 0024-compiler-rt-Do-not-pass-target-to-clang-compiler.patch} (91%) >> rename >> meta/recipes-devtools/clang/clang/{0029-AsmMatcherEmitter-sort-ClassInfo-lists-by-name-as-we.patch >> => 0025-AsmMatcherEmitter-sort-ClassInfo-lists-by-name-as-we.patch} (92%) >> rename >> meta/recipes-devtools/clang/clang/{0030-llvm-config-remove-LLVM_LDFLAGS-from-ldflags-output.patch >> => 0026-llvm-config-remove-LLVM_LDFLAGS-from-ldflags-output.patch} (92%) >> rename >> meta/recipes-devtools/clang/clang/{0031-compiler-rt-Exclude-sync_fetch_and_-for-any-pre-ARMv.patch >> => 0027-compiler-rt-Exclude-sync_fetch_and_-for-any-pre-ARMv.patch} (95%) >> rename >> meta/recipes-devtools/clang/clang/{0032-compiler-rt-Hardcode-uptr-sptr-typedefs-on-Mips-Linu.patch >> => 0028-Hardcode-uptr-sptr-typedefs-on-Mips-Linux.patch} (86%) >> rename >> meta/recipes-devtools/clang/clang/{0034-Revert-libc-Remap-headers-in-the-debug-info-when-bui.patch >> => 0029-Revert-libc-Remap-headers-in-the-debug-info-when-bui.patch} (89%) >> rename >> meta/recipes-devtools/clang/clang/{0036-Don-t-expose-LLVM_HAVE_OPT_VIEWER_MODULES-externally.patch >> => 0030-Don-t-expose-LLVM_HAVE_OPT_VIEWER_MODULES-externally.patch} (86%) >> rename >> meta/recipes-devtools/clang/clang/{0037-clang-Only-build-clang-tblgen-if-it-is-actually-need.patch >> => 0031-Only-build-clang-tblgen-if-it-is-actually-needed.patch} (81%) >> rename >> meta/recipes-devtools/clang/clang/{0038-llvm-libgcc-Fix-symlink-path-for-libcc-when-LLVM_ENA.patch >> => 0032-llvm-libgcc-Fix-symlink-path-for-libcc-when-LLVM_ENA.patch} (93%) >> rename >> meta/recipes-devtools/clang/clang/{0041-Consolidate-and-fix-sysroot-based-compiler-rt-search.patch >> => 0033-Consolidate-and-fix-sysroot-based-compiler-rt-search.patch} (91%) >> rename >> meta/recipes-devtools/clang/clang/{0042-guard-clang-tools-extra-test.patch >> => 0034-guard-clang-tools-extra-test.patch} (83%) >> delete mode 100644 >> meta/recipes-devtools/clang/clang/0035-Prevent-revisiting-block-when-searching-for-noreturn.patch >> create mode 100644 >> meta/recipes-devtools/clang/clang/0035-libc-Disable-float16-on-32-bit-x86-without-SSE2.patch >> delete mode 100644 >> meta/recipes-devtools/clang/clang/0039-Rename-UNUSED-and-UNKNOWN-elements-of-OffloadArch-enum.patch >> delete mode 100644 >> meta/recipes-devtools/clang/clang/0040-libcxxabi-declare-__gnu_unwind_frame-in-cxa_personal.patch >> delete mode 100644 >> meta/recipes-devtools/clang/clang/0043-LoopUnroll-Iterate-exit-fold-candidates-in-determini.patch >> create mode 100644 >> meta/recipes-devtools/rust/files/0004-Backport-commits-from-rust-Fix-selftest-llvm23.patch >> create mode 100644 >> meta/recipes-devtools/rust/files/0005-rustc_codegen_llvm-Do-not-pass-amx-tf32-to-LLVM-23.patch >> create mode 100644 >> meta/recipes-graphics/pango/pango/0001-meson-don-t-error-on-clang-s-unused-but-set-global.patch >> rename meta/recipes-graphics/spir/{spirv-llvm-translator_22.1.5.bb => >> spirv-llvm-translator_23.1.0.bb} (87%) >> >> -- >> 2.43.0 >> >> > > > > >
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