9e55d25735
It's been enabled by default since Chrome 91. Bug: v8:6020 Change-Id: Id26b7fb0b7dffe19a88a6f0071dd59203b06415a Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3957636 Reviewed-by: Deepti Gandluri <gdeepti@chromium.org> Commit-Queue: Adam Klein <adamk@chromium.org> Cr-Commit-Position: refs/heads/main@{#83862}
39 lines
1.5 KiB
JavaScript
39 lines
1.5 KiB
JavaScript
// Copyright 2019 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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d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
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let kSig_s_v = makeSig([], [kWasmS128]);
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// Generate a re-exported function that wraps a JavaScript callable, but with a
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// function signature that is incompatible (i.e. simd return type) with JS.
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var fun1 = (function GenerateFun1() {
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let builder = new WasmModuleBuilder();
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function fun() { return 0 }
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let fun_index = builder.addImport('m', 'fun', kSig_s_v)
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builder.addExport("fun", fun_index);
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let instance = builder.instantiate({ m: { fun: fun }});
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return instance.exports.fun;
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})();
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// Generate an exported function that calls the above re-export from another
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// module, still with a function signature that is incompatible with JS.
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var fun2 = (function GenerateFun2() {
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let builder = new WasmModuleBuilder();
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let fun_index = builder.addImport("m", "fun", kSig_s_v)
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builder.addFunction('main', kSig_v_v)
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.addBody([
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kExprCallFunction, fun_index,
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kExprDrop
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])
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.exportFunc();
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let instance = builder.instantiate({ m: { fun: fun1 }});
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return instance.exports.main;
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})();
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// Both exported functions should throw, no matter how often they get wrapped.
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assertThrows(fun1, TypeError,
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/type incompatibility when transforming from\/to JS/);
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assertThrows(fun2, TypeError,
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/type incompatibility when transforming from\/to JS/);
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