Analysis of Brad's GCSE problem with computed gotos.

Richard Henderson rth@redhat.com
Sat Dec 2 11:53:00 GMT 2000


On Sat, Dec 02, 2000 at 02:29:46AM -0500, Brad Lucier wrote:
> It seems that one should really use insert_insn_on_edge from flow.c
> to add the pattern to the abnormal edge in pre_edge_insert.

No, insert_insn_on_edge aborts for abnormal critical edges.
We can't split the edge and so have no where that is absolutely
correct to put the instruction.


r~


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