Corrected : compatibility with older GCC versions, reported by Vasiliy Ermolovich.
Corrected : compatibility with older GCC versions, reported by Vasiliy Ermolovich.

git-svn-id: dbf01a2bbb81d1e7ff372d619a8ef086127a091a@29 a90a0800-428d-89a3-ac20-94765a7798ee

AdrianBZG/xxHash