[tree-ssa] Switch stmts and inserting on edges

[law@redhat.com]

In message <wvlvfvs1bwb.fsf@prospero.boston.redhat.com>, Jason Merrill writes:
 >On 30 May 2003 14:46:47 -0400, Diego Novillo <dnovillo@redhat.com> wrote:
 >
 >> On Fri, 2003-05-30 at 11:23, Andrew MacLeod wrote:
 >>
 >>> Any other suggestions? I havent thought of anything I actually like....
 >>> 
 >> The problem is that SWITCH_EXPRs still have implicit semantics that are
 >> getting in the way.  I think this ought to be fixed by finishing Jason's
 >> patch to expose SWITCH_EXPRs as explicit multi-way branches, or even
 >> decision trees.
 >
 >Agreed.
Similarly for the backedge in loops.


Jeff