1 files changed, 11 insertions, 0 deletions
diff --git a/mysys/hash.cc b/mysys/hash.cc
index d29297a5233..0ea8a802ef0 100644
--- a/mysys/hash.cc
+++ b/mysys/hash.cc
@@ -41,6 +41,17 @@ static void movelink(HASH_LINK *array,uint pos,uint next_link,uint newlink);
 static int hashcmp(const HASH *hash, HASH_LINK *pos, const uchar *key,
                    size_t length);
 
+my_hash_value_type generic_hash_fnv1a(CHARSET_INFO *, const uchar *p, size_t sz)
+{
+  size_t result= static_cast<size_t>(14695981039346656037ULL);
+  for (; sz--; )
+  {
+    result ^= static_cast<size_t>(*p++);
+    result *= static_cast<size_t>(1099511628211ULL);
+  }
+  return static_cast<my_hash_value_type>(result);
+}
+
 my_hash_value_type my_hash_sort(CHARSET_INFO *cs, const uchar *key,
                                 size_t length)
 {