DioxusLabs/dioxus · error

Endianness not supported

Error message

Endianness not supported

What it means

Error "Endianness not supported" thrown in DioxusLabs/dioxus.

Source

Thrown at packages/cli/src/cli/link.rs:225

                    target_lexicon::BinaryFormat::Unknown => unimplemented!(),
                    _ => unimplemented!("Binary format not supported"),
                };

                let arch = match triple.architecture {
                    target_lexicon::Architecture::Wasm32 => object::Architecture::Wasm32,
                    target_lexicon::Architecture::Wasm64 => object::Architecture::Wasm64,
                    target_lexicon::Architecture::X86_64 => object::Architecture::X86_64,
                    target_lexicon::Architecture::Arm(_) => object::Architecture::Arm,
                    target_lexicon::Architecture::Aarch64(_) => object::Architecture::Aarch64,
                    target_lexicon::Architecture::LoongArch64 => object::Architecture::LoongArch64,
                    target_lexicon::Architecture::Unknown => object::Architecture::Unknown,
                    _ => unimplemented!("Architecture not supported"),
                };

                let endian = match triple.endianness() {
                    Ok(target_lexicon::Endianness::Little) => object::Endianness::Little,
                    Ok(target_lexicon::Endianness::Big) => object::Endianness::Big,
                    Err(_) => unimplemented!("Endianness not supported"),
                };

                let bytes = object::write::Object::new(format, arch, endian)
                    .write()
                    .context("Failed to emit stub link file")?;

                // Write a dummy object file to satisfy rust/linker since it'll run llvm-objcopy
                // ... I wish it *didn't* do that but I can't tell how to disable the linker without
                // using --emit=obj which is not exactly what we want since that will still pull in
                // the dependencies.
                std::fs::create_dir_all(out_file.parent().unwrap())?;
                std::fs::write(out_file, bytes)?;
            }
        }

        Ok(())
    }
}

View on GitHub (pinned to 393d190a80)

When it happens

Trigger: Thrown at packages/cli/src/cli/link.rs:225 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of DioxusLabs/dioxus@393d190a80 (2026-08-16). Data as JSON: /api/errors/0c7ba22c798cc407. Report an issue: GitHub.