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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"deps/v8/highway fails to build on ppc64el","articleBody":"### Version\n\n24.11.1\n\n### Platform\n\n```text\n6.17.10+deb14-amd64\ndebian 14/sid\n```\n\n### Subsystem\n\nv8\n\n### What steps will reproduce the bug?\n\nBuild on ppc64el\n\n### How often does it reproduce? Is there a required condition?\n\nAlways\n\n### What is the expected behavior? Why is that the expected behavior?\n\nTo build on that architecture. Nodejs has a long history of being perfectly buildable on ppc64el on debian.\n\n### What do you see instead?\n\n```\nIn file included from ../deps/v8/third_party/highway/src/hwy/highway.h:586,\n                 from ../deps/v8/third_party/highway/src/hwy/per_target.cc:28,\n                 from ../deps/v8/third_party/highway/src/hwy/foreach_target.h:266,\n                 from ../deps/v8/third_party/highway/src/hwy/per_target.cc:27:\n../deps/v8/third_party/highway/src/hwy/ops/ppc_vsx-inl.h: In function ‘hwy::N_PPC9::VFromD\u003cD\u003e hwy::N_PPC9::PromoteTo(D, VFromD\u003ctypename D::Rebind\u003cfloat\u003e \u003e)’:\n../deps/v8/third_party/highway/src/hwy/ops/ppc_vsx-inl.h:3713:33: error: there are no arguments to ‘__builtin_vsx_xvcvspsxds’ that depend on a template parameter, so a declaration of ‘__builtin_vsx_xvcvspsxds’ must be available [-Wtemplate-body]\n 3713 |   return VFromD\u003cdecltype(di64)\u003e{__builtin_vsx_xvcvspsxds(raw_v)};\n```\n\n### Additional information\n\nFull build available here: https://debusine.debian.net/debian/developers/artifact/2863118/","author":{"url":"https://github.com/kapouer","@type":"Person","name":"kapouer"},"datePublished":"2025-12-08T14:53:51.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":7},"url":"https://github.com/60992/node/issues/60992"}