Bug 132446 - DFGAbstractInterpreter should not claim Int52 arithmetic creates Int52s
Summary: DFGAbstractInterpreter should not claim Int52 arithmetic creates Int52s
Alias: None
Product: WebKit
Classification: Unclassified
Component: JavaScriptCore (show other bugs)
Version: 528+ (Nightly build)
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Filip Pizlo
Keywords: InRadar
Depends on:
Reported: 2014-05-01 15:57 PDT by Mark Hahnenberg
Modified: 2014-05-02 10:24 PDT (History)
1 user (show)

See Also:

IR dump (42.03 KB, text/plain)
2014-05-01 15:58 PDT, Mark Hahnenberg
no flags Details
the patch (9.35 KB, patch)
2014-05-02 10:06 PDT, Filip Pizlo
mhahnenberg: review+
Details | Formatted Diff | Diff

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Description Mark Hahnenberg 2014-05-01 15:57:10 PDT
Found while running regress/boolean-test.js. Doesn't repro easily, and only repros with dfg eager mode.
Comment 1 Radar WebKit Bug Importer 2014-05-01 15:57:43 PDT
Comment 2 Mark Hahnenberg 2014-05-01 15:58:43 PDT
Created attachment 230622 [details]
IR dump
Comment 3 Filip Pizlo 2014-05-02 10:06:21 PDT
Created attachment 230666 [details]
the patch
Comment 4 Mark Hahnenberg 2014-05-02 10:20:17 PDT
Comment on attachment 230666 [details]
the patch

Comment 5 Filip Pizlo 2014-05-02 10:24:10 PDT
Landed in http://trac.webkit.org/changeset/168172