Mercurial > hg > graal-compiler
diff src/share/vm/utilities/hashtable.cpp @ 17709:f9e35a9dc8c7
8033792: AltHashing used jint for imprecise bit shifting
Summary: AltHashing used jint the way of juint in bit shifting which could lead loss of precision. Fix by change _seed defined as juint.
Reviewed-by: coleenp, ccheung
Contributed-by: yumin.qi@oracle.com
author | minqi |
---|---|
date | Mon, 10 Feb 2014 21:29:14 -0800 |
parents | 190899198332 |
children | 524b54a7f1b5 152cf4afc11f |
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--- a/src/share/vm/utilities/hashtable.cpp Wed Mar 05 11:28:33 2014 -0800 +++ b/src/share/vm/utilities/hashtable.cpp Mon Feb 10 21:29:14 2014 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -93,7 +93,7 @@ return false; } -template <class T, MEMFLAGS F> jint Hashtable<T, F>::_seed = 0; +template <class T, MEMFLAGS F> juint Hashtable<T, F>::_seed = 0; // Create a new table and using alternate hash code, populate the new table // with the existing elements. This can be used to change the hash code