null-call.js - mozsearch

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// Bug 1747540 - two trap descriptors at the same address led to some confusion.

var ins = new WebAssembly.Instance(new WebAssembly.Module(wasmTextToBinary(`

  (table 1 funcref)

  (memory 1)

  (func $test (export "test") (result i32)

    (call_indirect (i32.const 0))

    (i32.load (i32.const 0))

`)))

assertErrorMessage(() => ins.exports.test(),

                   WebAssembly.RuntimeError,

                   /indirect call to null/);