[Poppler-bugs] [Bug 27936] New: Bug in postscript roll implementation

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=27936

           Summary: Bug in postscript roll implementation
           Product: poppler
           Version: unspecified
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: general
        AssignedTo: poppler-bugs at lists.freedesktop.org
        ReportedBy: Thomas.Freitag at alfa.de


Created an attachment (id=35373)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=35373)
patch (forgot the constructor part)

There is a bug in the postscript roll implementation: if the second parameter
is negativ, rolling is done just by one because the for loop was forgotten,
i.e. 
6 -2 roll is done as if it was 6 -1 roll

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