[llvm-dev] Another possible tracing feature for TableGen

[Madhur Amilkanthwar via llvm-dev]

I don't think it's on wrong track in fact it is definitely a step in right
direction :) We can definitely improvise it over the time but the idea
sounds good to me.

+1 from my side.

On Sun, Aug 9, 2020, 10:03 PM Paul C. Anagnostopoulos via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> I had another idea for a TableGen tracing feature and would like some
> feedback. It's quite possible I'm on the wrong track here and that improved
> backend tracing is what folks really need.
>
> The idea is to add a -trace option to the tblgen command line. With it you
> can list one or more record names. TableGen would produce a detailed trace
> of how the record is built: class inheritances, template argument values,
> surrounding let substitutions, record field values, etc.  An anonymous
> record could be traced once you knew its name.
>
> It might make sense to include a trace level, too, since a fully detailed
> trace might sometimes show too much information.
>
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