re PR target/37909 (internal compiler error: in fixup_mova, at config/sh/sh.c:3756)

	PR target/37909
	* config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
	no address.

From-SVN: r141452

gcc/ChangeLog

+2008-10-29  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/37909
+	* config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
+	no address.
+
 2008-10-29  David Edelsohn  <edelsohn@gnu.org>
 
 	PR target/37878

gcc/config/sh/sh.c

@@ -3826,6 +3826,10 @@ untangle_mova (int *num_mova, rtx *first_mova, rtx new_mova)
 
   if (optimize)
     {
+      /* If NEW_MOVA has no address yet, it will be handled later.  */
+      if (INSN_ADDRESSES_SIZE() <= (unsigned) INSN_UID (new_mova))
+	return -1;
+
       n_addr = INSN_ADDRESSES (INSN_UID (new_mova));
       n_target = INSN_ADDRESSES (INSN_UID (XEXP (MOVA_LABELREF (new_mova), 0)));
       if (n_addr > n_target || n_addr + 1022 < n_target)