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Issue 1656003: Reapplying changes from r4318 (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 10 years, 8 months ago
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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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650 inline Dest BitCast(const Source& source) { 650 inline Dest BitCast(const Source& source) {
651 // Compile time assertion: sizeof(Dest) == sizeof(Source) 651 // Compile time assertion: sizeof(Dest) == sizeof(Source)
652 // A compile error here means your Dest and Source have different sizes. 652 // A compile error here means your Dest and Source have different sizes.
653 typedef char VerifySizesAreEqual[sizeof(Dest) == sizeof(Source) ? 1 : -1]; 653 typedef char VerifySizesAreEqual[sizeof(Dest) == sizeof(Source) ? 1 : -1];
654 654
655 Dest dest; 655 Dest dest;
656 memcpy(&dest, &source, sizeof(dest)); 656 memcpy(&dest, &source, sizeof(dest));
657 return dest; 657 return dest;
658 } 658 }
659 659
660
661 } } // namespace v8::internal 660 } } // namespace v8::internal
662 661
662
663 #endif // V8_UTILS_H_ 663 #endif // V8_UTILS_H_
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