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| 1 // Copyright 2015 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: --allow-natives-syntax --turbo-filter=* --nostress-opt |
| 6 |
| 7 // Test that for fully optimized but non inlined code, GetCallerJSFunction walks |
| 8 // up a single stack frame to get the calling function. Full optimization elides |
| 9 // the check in the runtime version of the intrinsic that would throw since the |
| 10 // caller isn't a stub. It's a bit of a hack, but allows minimal testing of the |
| 11 // intrinsic without writing a full-blown cctest. |
| 12 (function() { |
| 13 var a = function() { |
| 14 return %_GetCallerJSFunction(); |
| 15 }; |
| 16 var b = function() { |
| 17 return a(); |
| 18 }; |
| 19 %OptimizeFunctionOnNextCall(a); |
| 20 assertEquals(b, b()); |
| 21 }()); |
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