Add patch from Debian to fix unaligned accesses, with permission from remi, bug #292940

(Portage version: 2.1.6.13/cvs/Linux ia64)

1 files changed, 139 insertions, 0 deletions

diff --git a/net-libs/webkit-gtk/files/webkit-gtk-1.1.15.2-unaligned.patch b/net-libs/webkit-gtk/files/webkit-gtk-1.1.15.2-unaligned.patch
new file mode 100644
index 000000000000..ae2d9216516f
--- /dev/null
+++ b/net-libs/webkit-gtk/files/webkit-gtk-1.1.15.2-unaligned.patch
@@ -0,0 +1,139 @@
+--- webkit-1.1.16.orig/JavaScriptCore/wtf/Platform.h
++++ webkit-1.1.16/JavaScriptCore/wtf/Platform.h
+@@ -347,6 +347,23 @@
+ #define WTF_PLATFORM_X86_64 1
+ #endif
+ 
++/* PLATFORM(IA64) */
++#if defined(__ia64__)
++#define WTF_PLATFORM_IA64 1
++#endif
++
++/* PLATFORM(ALPHA) */
++#if defined(__alpha__)
++#define WTF_PLATFORM_ALPHA 1
++#endif
++
++/* PLATFORM(SPARC) */
++#if   defined(__sparc__) \
++   || defined(__sparc)
++#define WTF_PLATFORM_SPARC 1
++#define WTF_PLATFORM_BIG_ENDIAN 1
++#endif
++
+ /* PLATFORM(SH4) */
+ #if defined(__SH4__)
+ #define WTF_PLATFORM_SH4 1
+@@ -372,6 +389,16 @@
+ #   endif
+ #endif
+ 
++/* For undefined platforms */
++#if !defined(WTF_PLATFORM_BIG_ENDIAN) && !defined(WTF_PLATFORM_MIDDLE_ENDIAN)
++#include <sys/param.h>
++#if __BYTE_ORDER == __BIG_ENDIAN
++#define WTF_PLATFORM_BIG_ENDIAN 1
++#elif  __BYTE_ORDER == __PDP_ENDIAN
++#define WTF_PLATFORM_MIDDLE_ENDIAN 1
++#endif
++#endif
++
+ /* Compiler */
+ 
+ /* COMPILER(MSVC) */
+@@ -703,7 +730,7 @@
+ #endif
+ 
+ #if !defined(WTF_USE_JSVALUE64) && !defined(WTF_USE_JSVALUE32) && !defined(WTF_USE_JSVALUE32_64)
+-#if PLATFORM(X86_64) && (PLATFORM(DARWIN) || PLATFORM(LINUX))
++#if (PLATFORM(X86_64) && (PLATFORM(DARWIN) || PLATFORM(LINUX) || PLATFORM(FREEBSD))) || PLATFORM(IA64) || PLATFORM(ALPHA)
+ #define WTF_USE_JSVALUE64 1
+ #elif PLATFORM(ARM) || PLATFORM(PPC64)
+ #define WTF_USE_JSVALUE32 1
+--- webkit-1.1.16.orig/JavaScriptCore/wtf/ListHashSet.h
++++ webkit-1.1.16/JavaScriptCore/wtf/ListHashSet.h
+@@ -127,7 +127,7 @@
+             : m_freeList(pool())
+             , m_isDoneWithInitialFreeList(false)
+         { 
+-            memset(m_pool.pool, 0, sizeof(m_pool.pool));
++            memset(m_pool, 0, sizeof(m_pool));
+         }
+ 
+         Node* allocate()
+@@ -171,7 +171,7 @@
+         }
+ 
+     private:
+-        Node* pool() { return reinterpret_cast<Node*>(m_pool.pool); }
++        Node* pool() { return reinterpret_cast<Node*>(m_pool); }
+         Node* pastPool() { return pool() + m_poolSize; }
+ 
+         bool inPool(Node* node)
+@@ -182,10 +182,7 @@
+         Node* m_freeList;
+         bool m_isDoneWithInitialFreeList;
+         static const size_t m_poolSize = 256;
+-        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> struct ListHashSetNode {
+--- webkit-1.1.16.orig/JavaScriptCore/wtf/FastMalloc.cpp
++++ webkit-1.1.16/JavaScriptCore/wtf/FastMalloc.cpp
+@@ -2259,13 +2259,13 @@
+ 
+ // Page-level allocator
+ static SpinLock pageheap_lock = SPINLOCK_INITIALIZER;
+-static void* pageheap_memory[(sizeof(TCMalloc_PageHeap) + sizeof(void*) - 1) / sizeof(void*)];
++static uint64_t pageheap_memory[(sizeof(TCMalloc_PageHeap) + sizeof(uint64_t) - 1) / sizeof(uint64_t)];
+ static bool phinited = false;
+ 
+ // Avoid extra level of indirection by making "pageheap" be just an alias
+ // of pageheap_memory.
+ typedef union {
+-    void* m_memory;
++    uint64_t* m_memory;
+     TCMalloc_PageHeap* m_pageHeap;
+ } PageHeapUnion;
+ 
+--- webkit-1.1.16.orig/WebCore/platform/text/AtomicString.cpp
++++ webkit-1.1.16/WebCore/platform/text/AtomicString.cpp
+@@ -103,7 +103,7 @@
+     if (string->length() != length)
+         return false;
+ 
+-#if PLATFORM(ARM) || PLATFORM(SH4)
++#if PLATFORM(ARM) || PLATFORM(SPARC) || PLATFORM(SH4)
+     const UChar* stringCharacters = string->characters();
+     for (unsigned i = 0; i != length; ++i) {
+         if (*stringCharacters++ != *characters++)
+--- webkit-1.1.16.orig/WebCore/platform/text/StringHash.h
++++ webkit-1.1.16/WebCore/platform/text/StringHash.h
+@@ -47,6 +47,15 @@
+             if (aLength != bLength)
+                 return false;
+ 
++#if PLATFORM(ARM) || PLATFORM(SPARC)
++            const UChar* aChars = a->characters();
++            const UChar* bChars = b->characters();
++            for (unsigned i = 0; i != aLength; ++i)
++                if (*aChars++ != *bChars++)
++                    return false;
++
++            return true;
++#else
+             const uint32_t* aChars = reinterpret_cast<const uint32_t*>(a->characters());
+             const uint32_t* bChars = reinterpret_cast<const uint32_t*>(b->characters());
+ 
+@@ -59,6 +68,7 @@
+                 return false;
+ 
+             return true;
++#endif
+         }
+ 
+         static unsigned hash(const RefPtr<StringImpl>& key) { return key->hash(); }
\ No newline at end of file