unroll.c (copy_loop_body): Initialize JUMP_LABEL field after creating a new jump insn.

	* unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
	creating a new jump insn.

From-SVN: r47090

gcc/ChangeLog

-Fri Nov 16 09:06:25 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+2001-11-16  Jeff Law  <law@redhat.com>
+
+	* unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
+	creating a new jump insn.
+
+Fri Nov 13 09:06:25 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 
 	* expr.c (expand_expr, case ADDR_EXPR): Refine test for when to
 	copy misaligned data.

gcc/unroll.c

@@ -2074,6 +2074,7 @@ copy_loop_body (loop, copy_start, copy_end, map, exit_label, last_iteration,
 		     jump_insn after COPY, and redirect the jump around
 		     that.  */
 		  jmp = emit_jump_insn_after (gen_jump (exit_label), copy);
+		  JUMP_LABEL (jmp) = exit_label;
 		  jmp = emit_barrier_after (jmp);
 		  emit_label_after (lab, jmp);
 		  LABEL_NUSES (lab) = 0;