Re: duplicate_block weirdness

[Daniel Berlin <dberlin at dberlin dot org>]

> is from an ICE:
> - get_expr_operands() on the INDIRECT_REF calls  
> get_indirect_ref_operands(), and
> - get_indirect_ref_operands() tries to look at the var_ann for the  
> INDIRECT_REF, which is NULL at that point.
>
> Is the var_ann NULL because I need to require something more than  
> PROP_gimple_any | PROP_ssa | PROP_cfg | PROP_referenced_vars, or is  
> there something else going on here?
var_ann is null because you are trying to insert your pass before the  
annotations are set up.
Move your pass so it is after pass_referenced_vars, at the least.

> Sincerely,
> Sean Callanan