We can do a lot better on Kraken/json-stringify-tinderbox! For example: json-stringify-tinderbox 63.370+-3.319 ^ 56.031+-3.150 ^ definitely 1.1310x faster
Created attachment 252461 [details] Patch
Attachment 252461 [details] did not pass style-queue: ERROR: Source/JavaScriptCore/runtime/JSONObject.cpp:41: Alphabetical sorting problem. [build/include_order] [4] Total errors found: 1 in 2 files If any of these errors are false positives, please file a bug against check-webkit-style.
Created attachment 252462 [details] Patch
Comment on attachment 252462 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=252462&action=review > Source/JavaScriptCore/runtime/JSONObject.cpp:399 > + NumberToStringBuffer buffer; > + builder.append(numberToString(number, buffer)); StringBuilder has a function named appendECMAScriptNumber. I suggest you use that instead, which would make your patch even smaller.
Committed r183874: <http://trac.webkit.org/changeset/183874>