[rtlopt] "variable tracking" pass

[Daniel Berlin]

On Tuesday, January 14, 2003, at 03:11  AM, Josef Zlomek wrote:

> Hi,
>
> this is a pass which computes where the variables are located at each
> position in code and generated notes which describe the location.
> The debug info is not generated from the notes yet (it segfaults when
> generating the debug info).

This is because it's been ages since it's been updated.
If you like, I can redo it so it can generate the debug info again.