[Gretl-devel] Re: a certain case where the error message could be more informative

On Tue, 5 Oct 2021, Sven Schreiber wrote: > Hi, > I just had to debug a script which failed with a generic "data error". > Gretl correctly indicated the failing line "k++", but it took me a while > to find out that k was undefined at that point. If the error message had > been "unknown object 'k'", it would have been much easier. Uhm. We do catch that special case: it's the "else" branch in undefined_symbol_error() from lib/src/genlex.c, where we store the appropriate message string into the parser struct. The trouble is, it doesn't get printed, for some reason.