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Kmake/deps/v8/test/mjsunit/compiler/regress-400052777.js
2026-05-26 23:36:42 -07:00

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JavaScript

// Copyright 2025 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 --turbofan --no-always-turbofan
function main() {
function f0(v2, v3) {
// TransitionElementsKindOrCheckMap: PACKED_SMI -> HOLEY_DOUBLE_ELEMENTS
var v4 = v3[0];
// TransitionElementsKindOrCheckMap: HOLEY_DOUBLE_ELEMENTS -> HOLEY_ELEMENTS
var v5 = v2[0];
// If v2 == v3, v3 doesn't have HOLEY_DOUBLE_ELEMENTS anymore.
Array.prototype.indexOf.call(v3);
}
%PrepareFunctionForOptimization(f0);
const holey = new Array(1);
holey[0] = 'tagged'; // HOLEY_ELEMENTS
f0(holey, [1]);
const holey_double = new Array(1);
holey_double[0] = 0.1; // HOLEY_DOUBLE_ELEMENTS
%OptimizeFunctionOnNextCall(f0);
f0(holey_double, holey_double);
}
main();
main();