+;;; writing looong lines. takes way too long and way too much space
+;;; to test on 64 bit platforms
+#-#.(cl:if (cl:= sb-vm:n-word-bits 64) '(and) '(or))
+(progn
+ (defun write-n-chars (n stream)
+ (format t "~&/writing ~D chars on a single line~%" n)
+ (finish-output t)
+ (loop repeat n
+ do (write-char #\x stream))
+ (terpri stream)
+ n)
+
+ (let ((test "long-lines-write-test.tmp"))
+ (unwind-protect
+ (with-open-file (f test
+ :direction :output
+ :external-format :ascii
+ :element-type 'character
+ :if-does-not-exist :create
+ :if-exists :supersede)
+ (write-n-chars (+ most-positive-fixnum 7) f))
+ (when (probe-file test)
+ (delete-file test)))))
+