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[bug #54213] grodvi: broken ^ and ~

From: anonymous
Subject: [bug #54213] grodvi: broken ^ and ~
Date: Sat, 30 Jun 2018 11:33:15 -0400 (EDT)
User-agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.21 (KHTML, like Gecko) konqueror/4.14.26 Safari/537.21


                 Summary: grodvi: broken ^ and ~
                 Project: GNU troff
            Submitted by: None
            Submitted on: Sat 30 Jun 2018 03:33:14 PM UTC
                Category: Device - others
                Severity: 3 - Normal
              Item Group: Incorrect behaviour
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None



grodvi replaces ascii ^ (U+005E) by ˆ (U+02C6) and ~ (U+007E) by ˜

Test case:

$ cat test.man
.TH test 1
.BI "perl example: " "$str =~ m/^[a-z]$/;"

$ man -Tdvi ./test.man | dvipdfmx > test.pdf

$ pdftotext test.pdf -

And check that there is correct output: $str =~ m/^[a-z]$/;
Currently there is ˆ and ˜.

Werner LEMBERG wrote on mailing list that there are already macros for textual
representation form: \(ha and \(ti. So they should be used for ^ and ~ by


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