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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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748 if (caller == NULL) return isolate->heap()->null_value(); | 748 if (caller == NULL) return isolate->heap()->null_value(); |
749 } while (caller->shared()->is_toplevel()); | 749 } while (caller->shared()->is_toplevel()); |
750 | 750 |
751 // If caller is a built-in function and caller's caller is also built-in, | 751 // If caller is a built-in function and caller's caller is also built-in, |
752 // use that instead. | 752 // use that instead. |
753 JSFunction* potential_caller = caller; | 753 JSFunction* potential_caller = caller; |
754 while (potential_caller != NULL && potential_caller->IsBuiltin()) { | 754 while (potential_caller != NULL && potential_caller->IsBuiltin()) { |
755 caller = potential_caller; | 755 caller = potential_caller; |
756 potential_caller = it.next(); | 756 potential_caller = it.next(); |
757 } | 757 } |
| 758 if (!caller->shared()->native() && potential_caller != NULL) { |
| 759 caller = potential_caller; |
| 760 } |
758 // If caller is bound, return null. This is compatible with JSC, and | 761 // If caller is bound, return null. This is compatible with JSC, and |
759 // allows us to make bound functions use the strict function map | 762 // allows us to make bound functions use the strict function map |
760 // and its associated throwing caller and arguments. | 763 // and its associated throwing caller and arguments. |
761 if (caller->shared()->bound()) { | 764 if (caller->shared()->bound()) { |
762 return isolate->heap()->null_value(); | 765 return isolate->heap()->null_value(); |
763 } | 766 } |
764 return CheckNonStrictCallerOrThrow(isolate, caller); | 767 return CheckNonStrictCallerOrThrow(isolate, caller); |
765 } | 768 } |
766 | 769 |
767 | 770 |
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796 } | 799 } |
797 | 800 |
798 | 801 |
799 const AccessorDescriptor Accessors::ObjectPrototype = { | 802 const AccessorDescriptor Accessors::ObjectPrototype = { |
800 ObjectGetPrototype, | 803 ObjectGetPrototype, |
801 ObjectSetPrototype, | 804 ObjectSetPrototype, |
802 0 | 805 0 |
803 }; | 806 }; |
804 | 807 |
805 } } // namespace v8::internal | 808 } } // namespace v8::internal |
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