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unreachable 用來表示程式不應該執行到此段。
unreachable
unreachable 是一個無條件的例外錯誤。當程式執行到 unreachable 時會強制停止。
(module (func (export "throw") unreachable ) )
const url = "{%wasm-url%}"; await WebAssembly.instantiateStreaming(fetch(url)).then((result) => { result.instance.exports.throw(); // Expected output: RuntimeError: unreachable });
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