------- Additional Comments From s dot bosscher at student dot tudelft dot nl
2004-11-03 16:52 -------
Subject: RE: [4.0 Regression] jump threading
on trees is slow with switch statements with large # of cases
> No you don't know it's size or density in advance. We're not looking
> at case values, but at the label where each case statement will jump to.
You could move the expand code for SWITCH_EXPRs out of
expand_expr, and call it from cfgexpand.c, passing the
number of outgoing edges.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15524
