| // Copyright 2015 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 --turbo-filter=* --nostress-opt |
| |
| // Test that for fully optimized but non inlined code, GetCallerJSFunction walks |
| // up a single stack frame to get the calling function. Full optimization elides |
| // the check in the runtime version of the intrinsic that would throw since the |
| // caller isn't a stub. It's a bit of a hack, but allows minimal testing of the |
| // intrinsic without writing a full-blown cctest. |
| (function() { |
| var a = function() { |
| return %_GetCallerJSFunction(); |
| }; |
| var b = function() { |
| return a(); |
| }; |
| %OptimizeFunctionOnNextCall(a); |
| assertEquals(b, b()); |
| }()); |