1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/integrate.c b/gcc/integrate.c
index 1cbeca06081..392ac5923e9 100644
--- a/gcc/integrate.c
+++ b/gcc/integrate.c
@@ -1779,6 +1779,15 @@ integrate_decl_tree (let, map)
 	  r = DECL_RTL (d);
 	  subst_constants (&r, NULL_RTX, map, 1);
 	  SET_DECL_RTL (d, r);
+
+	  if (GET_CODE (r) == REG)
+	    REGNO_DECL (REGNO (r)) = d;
+	  else if (GET_CODE (r) == CONCAT)
+	    {
+	      REGNO_DECL (REGNO (XEXP (r, 0))) = d;
+	      REGNO_DECL (REGNO (XEPX (r, 1))) = d;
+	    }
+
 	  apply_change_group ();
 	}