[email protected] (Karl Berry) writes:
> sourcefile:line1.column1-line2.column2: message
>
> That is the most complicated case. I very much doubt you need to use it.
> But here is an example:
> foo.c:10.50-11.51: some message
>
> Says that "some message" relates to the region in foo.c between column
> 50 of line 10 and column 51 of line 11.
Anyone considering these more sophisticated forms should be aware
that Emacs does not interpret all of them correctly, as I
reported in 2010:
http://debbugs.gnu.org/cgi/bugreport.cgi?bug=7725
