d9a5add017
This makes sure that initializing assignments of let-declared variables perform an environment lookup and hence keep the variable alive. This is needed because full-codegen contains debug code verifying the variable is still inside the TDZ at the initializing assignment. R=jarin@chromium.org TEST=mjsunit/compiler/regress-variable-liveness-let BUG=v8:4493 LOG=n Review URL: https://codereview.chromium.org/1420573002 Cr-Commit-Position: refs/heads/master@{#31437}
16 lines
323 B
JavaScript
16 lines
323 B
JavaScript
// Copyright 2015 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: --allow-natives-syntax --turbo-filter=f
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"use strict";
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function f() {
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%DeoptimizeNow();
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let x = 23;
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}
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%OptimizeFunctionOnNextCall(f);
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f();
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