mips.c (mips_process_sync_loop): Add missing enum cast.

gcc/
	* config/mips/mips.c (mips_process_sync_loop): Add missing
	enum cast.

From-SVN: r188915

gcc/ChangeLog

+2012-06-24  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_process_sync_loop): Add missing
+	enum cast.
+
 2012-06-23  Richard Henderson  <rth@redhat.com>
 
 	PR target/53749

gcc/config/mips/mips.c

@@ -12048,7 +12048,7 @@ mips_process_sync_loop (rtx insn, rtx *operands)
       model = MEMMODEL_ACQUIRE;
       break;
     default:
-      model = INTVAL (operands[memmodel_attr]);
+      model = (enum memmodel) INTVAL (operands[memmodel_attr]);
     }
 
   mips_multi_start ();