Imported WebKit commit 0dc6cd75e1d4836eaffbb520be96fac4847cc9d2 (http://svn.webkit.org/repository/webkit/trunk@131300)

WebKit update which introduces the QtWebKitWidgets module that contains the WK1
widgets based API. (In fact it renames QtWebKit to QtWebKitWidgets while we're
working on completing the entire split as part of
https://bugs.webkit.org/show_bug.cgi?id=99314

1 files changed, 6 insertions, 7 deletions

diff --git a/Source/WTF/wtf/HashFunctions.h b/Source/WTF/wtf/HashFunctions.h
index eb1b2f0cc..75fabcd97 100644
--- a/Source/WTF/wtf/HashFunctions.h
+++ b/Source/WTF/wtf/HashFunctions.h
@@ -105,16 +105,15 @@ namespace WTF {
     };
 
     template<typename T> struct FloatHash {
+        typedef typename IntTypes<sizeof(T)>::UnsignedType Bits;
         static unsigned hash(T key)
         {
-            union {
-                T key;
-                typename IntTypes<sizeof(T)>::UnsignedType bits;
-            } u;
-            u.key = key;
-            return intHash(u.bits);
+            return intHash(bitwise_cast<Bits>(key));
+        }
+        static bool equal(T a, T b)
+        {
+            return bitwise_cast<Bits>(a) == bitwise_cast<Bits>(b);
         }
-        static bool equal(T a, T b) { return a == b; }
         static const bool safeToCompareToEmptyOrDeleted = true;
     };