Changeset 35053 in webkit for trunk/JavaScriptCore/VM/Machine.cpp

Timestamp:

Jul 7, 2008, 6:25:36 PM (17 years ago)

Author:

[email protected]

Message:

2008-07-07 Cameron Zwarich <​[email protected]>

Reviewed by Geoff.

Bug 19926: URL causes crash within a minute
<​https://bugs.webkit.org/show_bug.cgi?id=19926>

Add a check that lastGlobalObject is non-null in Machine::execute()
before copying its globals to the current register file.

In theory, it is possible to make a test case for this, but it will
take a while to get it right.

• VM/Machine.cpp: (KJS::Machine::execute):

File:

• trunk/JavaScriptCore/VM/Machine.cpp (modified) (1 diff)

trunk/JavaScriptCore/VM/Machine.cpp

@@ -710 +710 @@
     }
 
-    if (m_reentryDepth && globalObject != lastGlobalObject)
+    if (m_reentryDepth && lastGlobalObject && globalObject != lastGlobalObject)
         lastGlobalObject->copyGlobalsTo(m_registerFile);