Use force_operand to make sure that the buffer address is in a suitable form

to be passed to force_reg.

From-SVN: r28334

gcc/ChangeLog

+Thu Jul 29 09:21:42 1999  Nick Clifton  <nickc@cygnus.com>
+
+	* builtins.c (expand_builtin_setjmp): Use force_operand to
+	make sure that the buffer address is in a suitable form to be
+	passed to force_reg.
+
 Wed Jul 28 12:50:48 1999  Geoff Keating  <geoffk@cygnus.com>
 
         * config/mips/mips.c: system.h handles MIN and MAX, don't undefine

gcc/builtins.c

@@ -306,7 +306,7 @@ expand_builtin_setjmp (buf_addr, target, first_label, next_label)
   buf_addr = convert_memory_address (Pmode, buf_addr);
 #endif
 
-  buf_addr = force_reg (Pmode, buf_addr);
+  buf_addr = force_reg (Pmode, force_operand (buf_addr, NULL_RTX));
 
   if (target == 0 || GET_CODE (target) != REG
       || REGNO (target) < FIRST_PSEUDO_REGISTER)