[Bug fortran/78822] [cleanup] replace static char buffers by build_message_string

[janus at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78822

janus at gcc dot gnu.org changed:

           What    |Removed                     |Added
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             Status|ASSIGNED                    |NEW
           Assignee|janus at gcc dot gnu.org           |unassigned at gcc dot gnu.org