Title: [163347] trunk/Source/WTF
- Revision
- 163347
- Author
- ander...@apple.com
- Date
- 2014-02-03 17:03:38 -0800 (Mon, 03 Feb 2014)
Log Message
StringImpl::tailOffset() should return the offset right after m_hashAndFlags
https://bugs.webkit.org/show_bug.cgi?id=128141
Reviewed by Andreas Kling.
* wtf/text/StringImpl.h:
(WTF::StringImpl::tailOffset):
Modified Paths
Diff
Modified: trunk/Source/WTF/ChangeLog (163346 => 163347)
--- trunk/Source/WTF/ChangeLog 2014-02-04 01:02:23 UTC (rev 163346)
+++ trunk/Source/WTF/ChangeLog 2014-02-04 01:03:38 UTC (rev 163347)
@@ -1,5 +1,15 @@
2014-02-03 Anders Carlsson <ander...@apple.com>
+ StringImpl::tailOffset() should return the offset right after m_hashAndFlags
+ https://bugs.webkit.org/show_bug.cgi?id=128141
+
+ Reviewed by Andreas Kling.
+
+ * wtf/text/StringImpl.h:
+ (WTF::StringImpl::tailOffset):
+
+2014-02-03 Anders Carlsson <ander...@apple.com>
+
More tail pointer consolidation
https://bugs.webkit.org/show_bug.cgi?id=128139
Modified: trunk/Source/WTF/wtf/text/StringImpl.h (163346 => 163347)
--- trunk/Source/WTF/wtf/text/StringImpl.h 2014-02-04 01:02:23 UTC (rev 163346)
+++ trunk/Source/WTF/wtf/text/StringImpl.h 2014-02-04 01:03:38 UTC (rev 163347)
@@ -778,7 +778,12 @@
template<typename T>
static ptrdiff_t tailOffset()
{
+#if COMPILER(MSVC)
+ // MSVC doesn't support alignof yet.
return roundUpToMultipleOf<alignof(T)>(sizeof(StringImpl));
+#else
+ return roundUpToMultipleOf<__alignof(T)>(offsetof(StringImpl, m_hashAndFlags) + sizeof(StringImpl::m_hashAndFlags));
+#endif
}
template<typename T>
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