Fixed some alignment problems on sparc

Fixed some alignment problems on sparc

(and some that might occur on arm, too).

Some compiler warnings about alignment remain, but I don't know if they are
a real problem yet.

Gbp-Pq: Name 30_webkit_unaligned_access.diff

diff --git a/src/3rdparty/webkit/Source/JavaScriptCore/wtf/ListHashSet.h b/src/3rdparty/webkit/Source/JavaScriptCore/wtf/ListHashSet.h
index 25b73c188a3f8182e26ea2f216c0dfe56a4e07b2..f54559631eff8a1ece305e2163019827fbfb31f1 100644 (file)
--- a/src/3rdparty/webkit/Source/JavaScriptCore/wtf/ListHashSet.h
+++ b/src/3rdparty/webkit/Source/JavaScriptCore/wtf/ListHashSet.h
@@ -145,7 +145,7 @@ namespace WTF {
             : m_freeList(pool())
             , m_isDoneWithInitialFreeList(false)
         { 
-            memset(m_pool.pool, 0, sizeof(m_pool.pool));
+            memset(m_pool, 0, sizeof(m_pool));
         }
 
         Node* allocate()
@@ -189,7 +189,7 @@ namespace WTF {
         }
 
     private:
-        Node* pool() { return reinterpret_cast_ptr<Node*>(m_pool.pool); }
+        Node* pool() { return reinterpret_cast_ptr<Node*>(m_pool); }
         Node* pastPool() { return pool() + m_poolSize; }
 
         bool inPool(Node* node)
@@ -200,10 +200,7 @@ namespace WTF {
         Node* m_freeList;
         bool m_isDoneWithInitialFreeList;
         static const size_t m_poolSize = inlineCapacity;
-        union {
-            char pool[sizeof(Node) * m_poolSize];
-            double forAlignment;
-        } m_pool;
+        uint32_t m_pool[(sizeof(Node) * m_poolSize + sizeof(uint32_t) - 1) / sizeof(uint32_t)];
     };
 
     template<typename ValueArg, size_t inlineCapacity> struct ListHashSetNode {