918fe04351
PR-URL: https://github.com/nodejs/node/pull/58070 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
52 lines
1.4 KiB
JavaScript
52 lines
1.4 KiB
JavaScript
// Copyright 2024 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --wasm-staging --allow-natives-syntax
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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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const builder = new WasmModuleBuilder();
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let struct = builder.addStruct([makeField(kWasmF32, false)]);
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builder.addFunction("main", kSig_i_v)
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.addBody([
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kExprRefNull, struct,
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kGCPrefix, kExprStructGet, struct, 0,
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...wasmF32Const(1.5),
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kExprF32Add,
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kExprI32SConvertF32,
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]).exportFunc();
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const instance = builder.instantiate({});
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TestNullDereferenceStackTrace();
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%WasmTierUpFunction(instance.exports.main);
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TestNullDereferenceStackTrace();
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function TestNullDereferenceStackTrace() {
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try {
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instance.exports.main();
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assertUnreachable();
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} catch(e) {
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testStackTrace(e, [
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/RuntimeError: dereferencing a null pointer/,
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/at main \(wasm:\/\/wasm\/[0-9a-f]+:wasm-function\[0\]:0x2a/,
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/at TestNullDereferenceStackTrace .*/,
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]);
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}
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}
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function testStackTrace(error, expected) {
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try {
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let stack = error.stack.split("\n");
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assertTrue(stack.length >= expected.length);
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for (let i = 0; i < expected.length; ++i) {
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assertMatches(expected[i], stack[i]);
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}
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} catch(failure) {
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print("Actual stack trace: ", error.stack);
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throw failure;
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}
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}
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