Bug 173171

Summary: [DFG] ArraySlice and ArrayIndexOf can avoid watching prototype transitions by exiting when we encounter array holes
Product: WebKit Reporter: Yusuke Suzuki <ysuzuki>
Component: JavaScriptCoreAssignee: Nobody <webkit-unassigned>
Status: NEW ---    
Severity: Normal CC: fpizlo, keith_miller, rmorisset, sbarati, ysuzuki
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Description Yusuke Suzuki 2017-06-09 11:31:43 PDT
By doing so, we can relax the invalidation conditions.