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[79.17.119.233]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47fc892cc3asm9639387f8f.23.2026.07.30.13.01.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Jul 2026 13:01:23 -0700 (PDT) From: Dario Binacchi To: buildroot@buildroot.org Cc: Dario Binacchi , Julien Olivain , linux-amarula@amarulasolutions.com Subject: [PATCH 1/3] package/openblas: fix build on mips64 n32 Date: Thu, 30 Jul 2026 22:01:16 +0200 Message-ID: <20260730200118.3547779-2-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260730200118.3547779-1-dario.binacchi@amarulasolutions.com> References: <20260730200118.3547779-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 X-Original-Sender: dario.binacchi@amarulasolutions.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=EIVevbxE; spf=pass (google.com: domain of dario.binacchi@amarulasolutions.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=dario.binacchi@amarulasolutions.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com; dara=neutral header.i=@amarulasolutions.com Content-Type: text/plain; charset="UTF-8" Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , BR2_ARCH_IS_64 is set for mips64/mips64el even when the n32 ABI is used, so openblas was built with BINARY=64. Its build system then passes -mabi=64, which conflicts with the n32 sysroot: gnu/stubs.h:35:11: fatal error: gnu/stubs-n64_hard.h: No such file or directory For openblas, BINARY refers to the pointer size rather than to the architecture, and n32 uses 32-bit pointers, so BINARY=32 is correct there. Signed-off-by: Dario Binacchi --- package/openblas/openblas.mk | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/package/openblas/openblas.mk b/package/openblas/openblas.mk index 9a3bb42496ab..a5bf68f69913 100644 --- a/package/openblas/openblas.mk +++ b/package/openblas/openblas.mk @@ -49,7 +49,9 @@ ifeq ($(BR2_STATIC_LIBS),y) OPENBLAS_MAKE_OPTS += NO_SHARED=1 endif -ifeq ($(BR2_ARCH_IS_64),y) +# mips64 n32 is a 64-bit architecture, but with 32-bit pointers, so +# openblas must be built with BINARY=32 +ifeq ($(BR2_ARCH_IS_64)$(BR2_MIPS_NABI32),y) OPENBLAS_MAKE_OPTS += BINARY=64 else OPENBLAS_MAKE_OPTS += BINARY=32