re PR middle-end/33273 (FAIL: 27_io/basic_istream/ignore/char/1.cc (test for excess errors))

	PR middle-end/33273
	* expr.c (store_expr): Call adjust_address to change mode of dest_mem
	to BLKmode.

From-SVN: r128537

gcc/ChangeLog

+2007-09-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR middle-end/33273
+	* expr.c (store_expr): Call adjust_address to change mode of dest_mem
+	to BLKmode.
+
 2007-09-16  Richard Sandiford  <rsandifo@nildram.co.uk>
 
 	* dse.c (find_shift_sequence): Allow word as well as subword shifts.

gcc/expr.c

@@ -4541,7 +4541,8 @@ store_expr (tree exp, rtx target, int call_param_p, bool nontemporal)
 				  MEM_ALIGN (target), false,
 				  exp_len > str_copy_len ? 1 : 0);
       if (exp_len > str_copy_len)
-	clear_storage (dest_mem, GEN_INT (exp_len - str_copy_len),
+	clear_storage (adjust_address (dest_mem, BLKmode, 0),
+		       GEN_INT (exp_len - str_copy_len),
 		       BLOCK_OP_NORMAL);
       return NULL_RTX;
     }