bug#13549: 24.3.50; FR: Improve grep output (show function names, when possible)

[Jambunathan K]

Jambunathan K <kjambunathan@gmail.com> writes:

> FR: Improve grep output (show function names, when possible)

> The modification is in `compilation-parse-errors' which seems to be a
> font-lock handler.  I call `which-function' within this context.  Is it
> justified?

I am not sure how semantic displays symbol searches.  Semantic could be
much more intelligent than `which-function'.
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