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Re: [tree-ssa] empty_stmt_nodes, deleted statements, iterators, andgsi_step_bb
On Fri, 2002-11-29 at 10:31, Diego Novillo wrote:
> The only real problem is the silly latch block that the CFG
> builder creates for loops. That block has no ties to the
> program. Its head_tree_p and end_tree_p are empty_stmt_nodes
> that the builder stupidly puts in.
>
So why does the builder do this? why doesn't it do something such as
link a compound statement into the tree, hang an empty_stmt node off it,
and then point to that?
Adnrew