Fix crash in QtScript with exceptions.

When trying to determine if there is a handler for an exception, determine
the returnPC for the call frame traversal frmo the corrent CallFrame object.

Reviewed-by: Kent Hansen

1 files changed, 2 insertions, 1 deletions

diff --git a/src/3rdparty/webkit/JavaScriptCore/interpreter/Interpreter.cpp b/src/3rdparty/webkit/JavaScriptCore/interpreter/Interpreter.cpp
index 3af4a29..c538eb1 100644
--- a/src/3rdparty/webkit/JavaScriptCore/interpreter/Interpreter.cpp
+++ b/src/3rdparty/webkit/JavaScriptCore/interpreter/Interpreter.cpp
@@ -586,13 +586,14 @@ NEVER_INLINE HandlerInfo* Interpreter::throwException(CallFrame*& callFrame, JSV
     unsigned bytecodeOffsetTemp = bytecodeOffset;
     CodeBlock *codeBlockTemp = codeBlock;
     while (!(handler = codeBlockTemp->handlerForBytecodeOffset(bytecodeOffsetTemp))) {
+        void* returnPC = callFrameTemp->returnPC();
         callFrameTemp = callFrameTemp->callerFrame();
         if (callFrameTemp->hasHostCallFrameFlag()) {
             hasHandler = false;
             break;
         } else {
             codeBlockTemp = callFrameTemp->codeBlock();
-            bytecodeOffsetTemp = bytecodeOffsetForPC(callFrameTemp, codeBlockTemp, callFrameTemp->returnPC());
+            bytecodeOffsetTemp = bytecodeOffsetForPC(callFrameTemp, codeBlockTemp, returnPC);
         }
     }
     if (debugger)