28 lines
632 B
JavaScript
28 lines
632 B
JavaScript
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// Copyright 2023 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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//
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// Flags: --allow-natives-syntax
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let a = 42;
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function* f() {
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try {
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let a = 10;
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yield 2;
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() => a;
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return "fail"
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} catch (e) {
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return a;
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}
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}
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%PrepareFunctionForOptimization(f);
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let g = f();
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assertEquals({value:2, done:false}, g.next());
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assertEquals({value:42, done:true}, g.throw("hello"));
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%OptimizeFunctionOnNextCall(f);
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g = f();
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assertEquals({value:2, done:false}, g.next());
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assertEquals({value:42, done:true}, g.throw("hello"));
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