[Webkit-unassigned] [Bug 169935] New: Fix the DFG IntegerRangeOptimization phase so that the IntegerCheckCombining phase can be deleted.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=169935

            Bug ID: 169935
           Summary: Fix the DFG IntegerRangeOptimization phase so that the
                    IntegerCheckCombining phase can be deleted.
           Product: WebKit
           Version: WebKit Local Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mark.lam at apple.com

Currently, removal of the IntegerCheckCombining phase results in a 4x regression in the many-repeat-stores micro-benchmark.

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