[bug #65761] macro TP with '\c' and a single-font macro in the tag fails to format correctly

[Bjarni Ingi Gislason]

URL:
  <https://savannah.gnu.org/bugs/?65761>

                 Summary: macro TP with '\c' and a single-font macro in the
tag fails to format correctly
                   Group: GNU roff
               Submitter: bjarniig
               Submitted: Mon 20 May 2024 01:00:14 AM UTC
                Category: Macro package man
                Severity: 3 - Normal
              Item Group: Incorrect behaviour
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None


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Follow-up Comments:


-------------------------------------------------------
Date: Mon 20 May 2024 01:00:14 AM UTC By: Bjarni Ingi Gislason <bjarniig>
Subject: an.tmac: macro TP with '\c' and a single-font
macro in the tag fails to format correctly

  Example:

.TH TP-bug 1 2024-05-19 testen
.SH NAME
testman \- test some macros
.PP
1)
.TP
.B \-\-\~\c
.RI [ args ]
.PP
2)
.TP
.B X\~\c
.RI A Z B
.PP
3)
.TP
.BR X \~A\c
.IR Z B
.PP
4)
.TP
.BR \-\-\~ [\c
.IR args ]
.
.pl \n[nl]u

-.-

  Result:

TP-bug(1)                    General Commands Manual                  
TP-bug(1)

NAME
     testman - test some macros

     1)

     --     [args]

     2)

     X      AZB

     3)

     X AZB

     4)

     -- [args]

testen                             2024-05-19                         
TP-bug(1)

-.-

  The '[args]' is not part of the tag!

  If '.B ' is replaced with '\fB' then it works correctly.

  If the first tag line uses a _two-fonts_ macro and a '\c',
it is processed correctly (at least in the above example).








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