faster FIND and POSITION on bit-vectors

[sbcl.git] / src / code / target-format.lisp

diff --git a/src/code/target-format.lisp b/src/code/target-format.lisp
index a5ef5e6..52c5b07 100644 (file)
--- a/src/code/target-format.lisp
+++ b/src/code/target-format.lisp
@@ -752,9 +752,10 @@
            :complaint
            "cannot specify either colon or atsign for this directive"))
   (interpret-bind-defaults ((count 1)) params
-    (fresh-line stream)
-    (dotimes (i (1- count))
-      (terpri stream))))
+    (when (plusp count)
+      (fresh-line stream)
+      (dotimes (i (1- count))
+       (terpri stream)))))
 
 (def-format-interpreter #\| (colonp atsignp params)
   (when (or colonp atsignp)