[Issue 20620] New: dmd version has -dirty suffix

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20620

          Issue ID: 20620
           Summary: dmd version has -dirty suffix
           Product: D
           Version: D2
          Hardware: All
                OS: Windows
            Status: NEW
          Severity: regression
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: r.sagitario at gmx.de

Happens again since 2.088, this time on Windows:

>c:\d\dmd-2.088.1\windows\bin\dmd.exe --version
DMD32 D Compiler v2.088.1-dirty
Copyright (C) 1999-2019 by The D Language Foundation, All Rights Reserved
written by Walter Bright

might be an issue with "git describe --dirty" thinking files are modified due
to unexpected autocrlf settings.

probably related: https://issues.dlang.org/show_bug.cgi?id=17805

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