solaris bootstrap bug + fix
Richard Henderson
rth@cygnus.com
Fri Apr 9 11:20:00 GMT 1999
On Fri, Apr 09, 1999 at 02:10:52AM -0600, Jeffrey A Law wrote:
> delete_unreachable_blocks will only tidy up an edge if it is marked as a
> fallthru edge. Ugh. It already checks that the blocks are adjacent, so
> requiring the edge to be marked with EDGE_FALLTHRU isn't necessary.
You're backwards here -- it was required to NOT be fallthru.
> ! && ! (s->flags & EDGE_FALLTHRU))
But deleting the check is still ok. I'd added it to avoid doing
"useless" work, assuming that if the edge was already fallthru then
it had already been tidied.
Thanks,
r~
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