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Re: Tree sharing issues...
On Wed, 2003-11-19 at 18:17, Jan Hubicka wrote:
> It pretty much match what you are mentioning.
> The array reference above is other stuff. If you think it makes
> sense, I will add check for ARRAY_REF with all operands passing
> is_gimple_min_invariant. DOes that sound plausible?
>
In general, we must not allow sharing of any expression that may contain
an operand inside. I'd use the different get_expr_operands handlers as
a guide. If a handler calls add_stmt_operand with one of its operands,
then that node must not be shared.
Diego.