[Bug 39808] New: either cmd || operator fails to evaluate exit codes or exit codes are incorrect

https://bugs.winehq.org/show_bug.cgi?id=39808

Bug ID: 39808
           Summary: either cmd || operator fails to evaluate exit codes or
                    exit codes are incorrect
           Product: Wine
           Version: 1.7.55
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: cmd
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

seen:

echo 0 || echo fail
0
fail

It should not be printing fail. It should only print 0.