[Webkit-unassigned] [Bug 130114] New: operationRegExpTest crash

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=130114

           Summary: operationRegExpTest crash
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: xinchao.peng at samsung.com


In ARM GTK platform , "operationRegExpTest" may happen crash .

The reason of crash is  "argument" is errer point (please check  below my log).

Test scenario

1. Load www.kyeongin.com
2. Select any news  and wait a time . 
3. latch up happen.(probability = %50)


my related log :

                 [void JSC::DFG::SpeculativeJIT::compile(JSC::DFG::Node*)]argumentGPR=2,node->child2()=0xb0630108

                 operationRegExpTest base=0xb15baa78,argument=0x18b

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