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Miller" , Andreas Larsson , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , linux-kernel@vger.kernel.org (open list), llvm@lists.linux.dev (open list:CLANG/LLVM BUILD SUPPORT:Keyword:\b(?i:clang|llvm)\b) Subject: [PATCH] sparc: Disable compat support with LLD Date: Thu, 7 May 2026 17:08:34 -0700 Message-ID: <20260508000834.834824-1-rosenp@gmail.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit An LLVM=1 sparc64 allmodconfig enables COMPAT and then tries to build the 32-bit vDSO. That path cannot be linked with ld.lld: ld.lld: error: unknown emulation: elf32_sparc ld.lld does not support the 32-bit SPARC ELF emulation used for the compat vDSO, so keep COMPAT disabled when LLD is the linker. This avoids selecting an unsupported build path while leaving the existing GNU ld configuration unchanged. Assisted-by: Codex:GPT-5.5 Signed-off-by: Rosen Penev --- arch/sparc/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index a6b787efc2c4..681ab2fd3d8a 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -474,6 +474,7 @@ endmenu config COMPAT bool depends on SPARC64 + depends on !LD_IS_LLD default y select HAVE_UID16 select ARCH_WANT_OLD_COMPAT_IPC -- 2.54.0