auto merge of #12749 : tedhorst/rust/master, r=huonw

Minor change to the FVN hashing function based on recommendation on: http://en.wikipedia.org/wiki/Fowler_Noll_Vo_hash cc @alexcrichton
rust-lang · Mar 7, 2014 · 85ab68e · 85ab68e
2 parents 28e7631 + 0bdd31c
commit 85ab68e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/librustc/util/nodemap.rs b/src/librustc/util/nodemap.rs
@@ -118,8 +118,8 @@ impl Writer for FnvState {
     fn write(&mut self, bytes: &[u8]) -> io::IoResult<()> {
         let FnvState(mut hash) = *self;
         for byte in bytes.iter() {
-            hash = hash * 0x100000001b3;
             hash = hash ^ (*byte as u64);
+            hash = hash * 0x100000001b3;
         }
         *self = FnvState(hash);
         Ok(())