Bug 96707

Summary: DFG: Dead GetButterfly's shouldn't be subject to CSE
Product: WebKit Reporter: Filip Pizlo <fpizlo>
Component: JavaScriptCoreAssignee: Filip Pizlo <fpizlo>
Status: RESOLVED FIXED    
Severity: Normal CC: barraclough, fpizlo, ggaren, mhahnenberg, msaboff, oliver
Priority: P2 Keywords: InRadar
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Attachments:
Description Flags
the patch
none
the patch oliver: review+

Filip Pizlo
Reported 2012-09-13 16:54:32 PDT
Doing so is both pointless (it extends the live range of an operation without eliminating redundancy) and incorrect (it scrazzles the ref counts). Patch forthcoming. <rdar://problem/12296311>
Attachments
the patch (2.69 KB, patch)
2012-09-13 16:57 PDT, Filip Pizlo 		no flags
DetailsFormatted DiffDiff
the patch (9.20 KB, patch)
2012-09-13 17:08 PDT, Filip Pizlo 		oliver: review+
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Filip Pizlo
Comment 1 2012-09-13 16:57:29 PDT
Created attachment 164002 [details] the patch Still polishing it but this should do the trick.
Filip Pizlo
Comment 2 2012-09-13 17:08:22 PDT
Created attachment 164003 [details] the patch
Filip Pizlo
Comment 3 2012-09-13 18:44:20 PDT
Landed in http://trac.webkit.org/changeset/128541
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