small changes

[c11tester.git] / hashfunction.cc

diff --git a/hashfunction.cc b/hashfunction.cc
index b41dc032e6645ee106edfa1fabdbdf2f76917ca6..8cb1b6c95004862f056f705081c98733d5679f34 100644 (file)
--- a/hashfunction.cc
+++ b/hashfunction.cc
@@ -1,13 +1,13 @@
 #include "hashfunction.h"
 
 #include "hashfunction.h"
 

-/** 
+/**

  * Hash function for 64-bit integers
  * https://gist.github.com/badboy/6267743#64-bit-to-32-bit-hash-functions
  */
 unsigned int int64_hash(uint64_t key) {
  * Hash function for 64-bit integers
  * https://gist.github.com/badboy/6267743#64-bit-to-32-bit-hash-functions
  */
 unsigned int int64_hash(uint64_t key) {

-       key = (~key) + (key << 18); // key = (key << 18) - key - 1;
+       key = (~key) + (key << 18);     // key = (key << 18) - key - 1;

        key = key ^ (key >> 31);
        key = key ^ (key >> 31);

-       key = key * 21; // key = (key + (key << 2)) + (key << 4);
+       key = key * 21; // key = (key + (key << 2)) + (key << 4);

        key = key ^ (key >> 11);
        key = key + (key << 6);
        key = key ^ (key >> 22);
        key = key ^ (key >> 11);
        key = key + (key << 6);
        key = key ^ (key >> 22);