Bug 158398

Summary: [JSC] Insert exception checks after hasProperty
Product: WebKit Reporter: Yusuke Suzuki <ysuzuki>
Component: JavaScriptCoreAssignee: Yusuke Suzuki <ysuzuki>
Status: NEW ---    
Severity: Normal    
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
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Patch none

Description Yusuke Suzuki 2016-06-05 07:28:54 PDT
Due to Proxy, hasProperty can throw any errors!
If you won't perform user-observable things, you should use VMInquiry instead.
Comment 1 Yusuke Suzuki 2016-06-07 10:18:39 PDT
Created attachment 280718 [details]
Patch

WIP