0.7.4.29:

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

diff --git a/src/code/target-format.lisp b/src/code/target-format.lisp
index b5e23c5..8d87aa4 100644 (file)
--- a/src/code/target-format.lisp
+++ b/src/code/target-format.lisp
@@ -1067,9 +1067,16 @@
                (interpret-format-logical-block stream orig-args args
                                                prefix per-line-p insides
                                                suffix atsignp))
-             (interpret-format-justification stream orig-args args
-                                             segments colonp atsignp
-                                             first-semi params)))
+             (let ((count (apply #'+ (mapcar (lambda (x) (count-if #'illegal-inside-justification-p x)) segments))))
+               (when (> count 0)
+                 ;; ANSI specifies that "an error is signalled" in this
+                 ;; situation.
+                 (error 'format-error
+                        :complaint "~D illegal directive~:P found inside justification block"
+                        :args (list count)))
+               (interpret-format-justification stream orig-args args
+                                               segments colonp atsignp
+                                               first-semi params))))
     remaining))
 
 (defun interpret-format-justification