Allow folly to compile cleanly with most of the rest of MSVC's sign mismatch warnings

[folly.git] / folly / SpookyHashV1.h

diff --git a/folly/SpookyHashV1.h b/folly/SpookyHashV1.h
index 9efa11139359ef2b9a8ac6ae8eb06f4c32840741..9cfe02995423d5fd0fc8d6173f59e9f1d1cf73fa 100644 (file)
--- a/folly/SpookyHashV1.h
+++ b/folly/SpookyHashV1.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 Facebook, Inc.
+ * Copyright 2016 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -42,8 +42,7 @@
 // slower than MD5.
 //
 
-#ifndef FOLLY_SPOOKYHASHV1_H_
-#define FOLLY_SPOOKYHASHV1_H_
+#pragma once
 
 #include <cstddef>
 #include <cstdint>
@@ -292,7 +291,7 @@ private:
     //  * is a not-very-regular mix of 1's and 0's
     //  * does not need any other special mathematical properties
     //
-    static const uint64_t sc_const = 0xdeadbeefdeadbeefLL;
+    static const uint64_t sc_const = 0xdeadbeefdeadbeefULL;
 
     uint64_t m_data[2*sc_numVars];  // unhashed data, for partial messages
     uint64_t m_state[sc_numVars];   // internal state of the hash
@@ -302,5 +301,3 @@ private:
 
 }  // namespace hash
 }  // namespace folly
-
-#endif