Bug 210087

Summary:

Consider changing String(NSString *) to minimize character copying.

Product:

WebKit

Reporter:

Mark Lam <mark.lam>

Component:

JavaScriptCore

Assignee:

Mark Lam <mark.lam>

Status:

RESOLVED WONTFIX

Severity:

Normal

CC:

webkit-bug-importer

Priority:

Keywords:

InRadar

Version:

WebKit Nightly Build

Hardware:

Unspecified

OS:

Unspecified

Attachments:

Description	Flags
proposed patch.	none

Description Mark Lam 2020-04-06 18:23:58 PDT

<rdar://problem/59174950>

Comment 1 Mark Lam 2020-04-06 18:31:06 PDT

Created attachment 395642 [details]
proposed patch.

Let's get some testing on this first.

Comment 2 Mark Lam 2020-04-08 13:14:15 PDT

Perf testing shows that this change is at best perf neutral, and at worst, a perf regression on Speedometer2 and PLT5.

We will not be landing this.