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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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944 Dest dest; | 944 Dest dest; |
945 memcpy(&dest, &source, sizeof(dest)); | 945 memcpy(&dest, &source, sizeof(dest)); |
946 return dest; | 946 return dest; |
947 } | 947 } |
948 | 948 |
949 template <class Dest, class Source> | 949 template <class Dest, class Source> |
950 inline Dest BitCast(Source* source) { | 950 inline Dest BitCast(Source* source) { |
951 return BitCast<Dest>(reinterpret_cast<uintptr_t>(source)); | 951 return BitCast<Dest>(reinterpret_cast<uintptr_t>(source)); |
952 } | 952 } |
953 | 953 |
954 | |
955 #ifdef __GNUC__ | |
Vyacheslav Egorov (Chromium)
2010/08/30 16:31:25
1) GCC reference manual mentions this attribute st
| |
956 #define NOIGNORE __attribute__ ((warn_unused_result)) | |
957 #else | |
958 #define NOIGNORE | |
959 #endif | |
960 | |
954 } } // namespace v8::internal | 961 } } // namespace v8::internal |
955 | 962 |
956 #endif // V8_UTILS_H_ | 963 #endif // V8_UTILS_H_ |
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