blob: 2af3d1153972392c9db23c09ebf523c08871d906 [file] [log] [blame]
// Copyright 2017 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 --noalways-opt
function foo() {
function g(o) {
return o.f;
}
return g;
}
let g1 = foo();
let g2 = foo();
%PrepareFunctionForOptimization(g1);
g1({ f : 1});
g1({ f : 2});
g2({ f : 2});
g2({ f : 2});
%OptimizeFunctionOnNextCall(g1);
g1({ f : 1});
%PrepareFunctionForOptimization(g2);
%OptimizeFunctionOnNextCall(g2);
g2({ f : 2});
g1({});
if (%DynamicMapChecksEnabled()) {
// One more call to ensure a deopt even if dynamic map checks is enabled.
g1({});
}
assertUnoptimized(g1);
// Deoptimization of g1 should also deoptimize g2 because they should share
// the optimized code object. (Unfortunately, this test bakes in various
// other assumptions about dealing with optimized code, and thus might break
// in future.)
assertUnoptimized(g2);
g2({});