Missing barrier in outof_cfglayout

Steven Bosscher stevenb.gcc@gmail.com
Mon May 11 20:43:00 GMT 2015


On Mon, May 11, 2015 at 7:37 PM, Georg-Johann Lay wrote:
> BTW, what's the policy about unconditional jumps at that time?  There are
> plenty of unconditional jumps around and all are legitimate; just this one
> generated by cse1 is wrong?

If you're in cfglayout mode, then there should be no unconditional
jumps to labels. The only JUMP_INSNs should be unconditional,
computed, or return jumps.

If you do have unconditional jumps at this stage, something is seriously broken.

Ciao!
Steven



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