c-aux-info.c (gen_type): Resize 'buff' from 10 to 23 bytes...

2014-08-27  Chen Gang  <gang.chen.5i5j@gmail.com>

	* c-aux-info.c (gen_type): Resize 'buff' from 10 to 23 bytes,
	with using HOST_WIDE_INT without truncation to 'int'

From-SVN: r214608

gcc/c/ChangeLog

+2014-08-27  Chen Gang  <gang.chen.5i5j@gmail.com>
+
+	* c-aux-info.c (gen_type): Resize 'buff' from 10 to 23 bytes,
+	with using HOST_WIDE_INT without truncation to 'int'
+
 2014-08-22  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/62199

gcc/c/c-aux-info.c

@@ -310,9 +310,10 @@ gen_type (const char *ret_val, tree t, formals_style style)
 				TREE_TYPE (t), style);
 	  else
 	    {
-	      int size = (int_size_in_bytes (t) / int_size_in_bytes (TREE_TYPE (t)));
-	      char buff[10];
-	      sprintf (buff, "[%d]", size);
+	      char buff[23];
+	      sprintf (buff, "["HOST_WIDE_INT_PRINT_DEC"]",
+		       int_size_in_bytes (t)
+		       / int_size_in_bytes (TREE_TYPE (t)));
 	      ret_val = gen_type (concat (ret_val, buff, NULL),
 				  TREE_TYPE (t), style);
 	    }