re PR rtl-optimization/12215 (ICE in make_label_edge with -fnon-call-exceptions -fno-gcse -O2)

	PR optimization/12215
	* cse.c (cse_set_around_loop): Emit the move at the beginning
	of the next basic block for trapping sets.

From-SVN: r72141

1 files changed, 9 insertions, 1 deletions

diff --git a/gcc/cse.c b/gcc/cse.c
index a4847a8..30355df 100644
--- a/gcc/cse.c
+++ b/gcc/cse.c
@@ -6666,7 +6666,15 @@ cse_set_around_loop (rtx x, rtx insn, rtx loop_start)
 			      abort ();
 			  }
 			else
-			  emit_insn_after (move, p);
+			  {
+			    if (control_flow_insn_p (p))
+			      /* p can cause a control flow transfer so it
+				 is the last insn of a basic block.  We can't
+				 therefore use emit_insn_after.  */
+			      emit_insn_before (move, next_nonnote_insn (p));
+			    else
+			      emit_insn_after (move, p);
+			  }
 		      }
 		    break;
 		  }