D2 is really that stable as it is claimed to be?

[bearophile]

Walter Bright:

> Any proposal for column number tracking must take these issues 
> into account.
>
> Also note that g++ and clang are hardly noted for their fast 
> compile speeds. Also note that g++'s compile speed has dropped 
> significantly lately - I don't know why, but it also added 
> column number support recently (!).

If someone writes a front-end patch to show column numbers we'll 
have to benchmark it and decide how much complex/buggy it is and 
how much extra memory/time it asks for.

Bye,
bearophile