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| 1 // Copyright 2016 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 // Flags: --harmony-tailcalls --allow-natives-syntax |
| 6 |
| 7 "use strict"; |
| 8 |
| 9 function deopt_function(func) { |
| 10 %DeoptimizeFunction(func); |
| 11 } |
| 12 |
| 13 function f(x) { |
| 14 return deopt_function(h); |
| 15 } |
| 16 |
| 17 function g(x) { |
| 18 return f(x, 1); |
| 19 } |
| 20 |
| 21 function h(x) { |
| 22 g(x, 1); |
| 23 } |
| 24 |
| 25 %SetForceInlineFlag(g); |
| 26 %SetForceInlineFlag(f); |
| 27 %NeverOptimizeFunction(deopt_function); |
| 28 |
| 29 h(1); |
| 30 h(1); |
| 31 %OptimizeFunctionOnNextCall(h); |
| 32 h(1); |
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