[Webkit-unassigned] [Bug 130500] New: [ARM64] GCC generates wrong code with -O2 flag in WTF::weakCompareAndSwap

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=130500

           Summary: [ARM64] GCC generates wrong code with -O2 flag in
                    WTF::weakCompareAndSwap
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Linux
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Web Template Framework
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: rgabor at webkit.org


/tmp/cc2M6EGp.s:23: Error: the optional immediate offset can only be 0 at operand 2 -- `ldxr w3,[x29,28]'
/tmp/cc2M6EGp.s:26: Error: the optional immediate offset can only be 0 at operand 3 -- `stxr w2,w1,[x29,28]'

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