Currently, it's always at offset zero in inline storage. Let's make this a hard coded assumption because it speeds up speedometer.
Created attachment 324267 [details] might be the patch
Created attachment 324269 [details] test on EWS
Created attachment 324283 [details] patch
Comment on attachment 324283 [details] patch View in context: https://bugs.webkit.org/attachment.cgi?id=324283&action=review > Source/JavaScriptCore/bytecode/AccessCase.cpp:450 > + RELEASE_ASSERT(isInlineOffset(knownPolyProtoOffset)); Remove this.
Created attachment 324292 [details] patch for landing
need to fix some debug asserts.
landed in: https://trac.webkit.org/changeset/223715/webkit
<rdar://problem/35568656>