--- Comment #5 from Jakub Jelinek <jakub at gcc dot> ---
(In reply to Richard Biener from comment #3)
> find_bb_boundaries doesn't seem to expect existing NOTE_INSN_BASIC_BLOCK, so
> calling it on existing blocks exposes un-optimalities in case labels are
> valid after NOTE_INSN_BASIC_BLOCK.

Another possibility is to use NOTE_INSN_DELETED_LABEL instead of CODE_LABEL,
after all, we aren't jumping to it.  Let me try it now.

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