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Re: [3.3/mainline] Fix PR/11640


Josef Zlomek wrote:
        barrier = next_nonnote_insn (src->end);
        if (!barrier || GET_CODE (barrier) != BARRIER)
  	emit_barrier_after (src->end);
+       else
+ 	{
+ 	  if (barrier != NEXT_INSN (src->end))
+ 	    {
+ 	      /* There is not a BARRIER directly after SRC->END so move
+ 		 the BARRIER there.  */
+ 	      emit_barrier_after (src->end);
+ 	      delete_insn (barrier);
+ 	    }
+ 	}
      }

But this still keeps the NOTE_INSN_DELETED_LABEL around, after the barrier, although there are no more references to it. Is that okay? Not that it'll break anything; it just seems untidy.


Segher





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