9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
31 lines
960 B
JavaScript
31 lines
960 B
JavaScript
// Copyright 2024 the V8 project authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
// Flags: --allow-natives-syntax
|
|
|
|
d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
|
|
let builder = new WasmModuleBuilder();
|
|
// To trigger the DCHECK, the fields' total size must be >= 256*kTaggedSize.
|
|
let $struct = builder.addStruct(new Array(128).fill(makeField(kWasmF64, true)));
|
|
|
|
builder.addFunction("makeStruct", makeSig([], [wasmRefType($struct)]))
|
|
.exportFunc()
|
|
.addBody([kGCPrefix, kExprStructNewDefault, $struct]);
|
|
let instance = builder.instantiate();
|
|
let wasm_object = instance.exports.makeStruct();
|
|
|
|
function main(obj) {
|
|
try {
|
|
for (let element of obj) {}
|
|
} catch(e) {
|
|
assertMatches(/obj is not iterable/, e.message);
|
|
}
|
|
}
|
|
|
|
%PrepareFunctionForOptimization(main);
|
|
main(wasm_object);
|
|
main(wasm_object);
|
|
%OptimizeFunctionOnNextCall(main);
|
|
main(wasm_object);
|