On Tue, 2007-03-13 at 18:09 +0100, Paolo Bonzini wrote:
> > int x;
> > {
> > int y;
> > {
> > int z;
> > ...
> > }
> > ...
> > }
> >
> > just happens to have three statements, all VAR_DECL,x, y, z, without
> > any reference to the starting and ending blocks. As a side question,
> > how can I get hand of where the blocks start and finish? Don't really
> > know if it's useful but If I need it later, better I know how.
>
> This is not available anymore after lowering to GIMPLE. BIND_EXPRs
> (representing lexical scope) are removed in gimple-low.c.
Correct. FWIW, we originally kept that BIND_EXPRs and a variety of
other higher level constructs. But they turned out to be a major
PITA to work with in the optimizers. It was far cleaner to flatten
the IL.
Jeff
