Changeset 96151 in webkit for trunk/Source/JavaScriptCore

Timestamp:

Sep 27, 2011, 1:54:16 PM (14 years ago)

Author:

[email protected]

Message:

Rapidly refreshing a feMorphology[erode] with r=0 can sometimes cause display corruption
​https://bugs.webkit.org/show_bug.cgi?id=68816
<rdar://problem/10186468>

Reviewed by Simon Fraser.

If a filter returns without writing into its result buffer, make sure to return an cleared buffer.

Test: svg/filters/feMorphology-zero-radius.svg

Location:

trunk/Source/JavaScriptCore

Files:

• ChangeLog (modified) (1 diff)
• wtf/ByteArray.h (modified) (1 diff)

trunk/Source/JavaScriptCore/ChangeLog

@@ +1 @@
+2011-09-27  Tim Horton  <[email protected]>
+
+        Rapidly refreshing a feMorphology[erode] with r=0 can sometimes cause display corruption
+        https://bugs.webkit.org/show_bug.cgi?id=68816
+        <rdar://problem/10186468>
+
+        Reviewed by Simon Fraser.
+        
+        Add ByteArray::clear, which zeros the memory in the ByteArray.
+
+        * wtf/ByteArray.h:
+        (WTF::ByteArray::clear): Added.
+
 2011-09-27  Sheriff Bot  <[email protected]>
 

trunk/Source/JavaScriptCore/wtf/ByteArray.h

@@ -71 +71 @@
         unsigned char* data() { return m_data; }
 
+        void clear() { memset(m_data, 0, m_size); }
+
         void deref()
         {