NEW186473
[DFG] ArraySlice should support arguments types 
https://bugs.webkit.org/show_bug.cgi?id=186473
Summary [DFG] ArraySlice should support arguments types
Yusuke Suzuki
Reported 2018-06-10 06:47:31 PDT
So frequent use of Array#slice is converting arguments to arrays by var slice = Array.prototype.slice; slice.call(arguments); Our DFG pipeline only supports ArraySlice with JS Array types. JSC DFG should support ArraySlice with arguments.
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