> So it looks to me that the assert has to allow this. I've bootstrapped the
> following (not that it matters much as it simply relaxes the assert) and
> verified it fixes the testcase.
Yes, fallthrough edges to the exit block exist in RTL, see could_fall_through.
> OK for trunk?
>
> *
On Thu, 28 Feb 2019, Alexander Monakov wrote:
> Hi,
>
> in PR 85899 an assert is failing in find_fallthru_edge_from because the code
> tries to verify the invariant e->dest == e->src->next_bb for a fallthru edge
> and does not anticipate that it will fail if e->dest is the exit block (bb 1):
>
Hi,
in PR 85899 an assert is failing in find_fallthru_edge_from because the code
tries to verify the invariant e->dest == e->src->next_bb for a fallthru edge
and does not anticipate that it will fail if e->dest is the exit block (bb 1):
in this case next_bb is fairly arbitrary (it's just the next
