X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Falien.impure.lisp;h=c1c43de925faf548d9a46ab7033b33e673603c98;hb=1f7bb609de31bba1a85817496ecbde52a07edf14;hp=3aee388c464b7c753cb43324bd818ca4afac31f2;hpb=5e7911a06d41c8e374e218ff9654e0977c3f9aeb;p=sbcl.git

diff --git a/tests/alien.impure.lisp b/tests/alien.impure.lisp
index 3aee388..c1c43de 100644
--- a/tests/alien.impure.lisp
+++ b/tests/alien.impure.lisp
@@ -46,5 +46,49 @@
     (compile nil '(lambda () (ftype-correctness "FOO" "BAR")))
   (assert warningsp))
 
+;;; This used to break due to too eager auxiliary type twiddling in
+;;; parse-alien-record-type.
+(defparameter *maybe* nil)
+(defun with-alien-test-for-struct-plus-funcall () 
+  (with-alien ((x (struct bar (x unsigned) (y unsigned)))
+	       ;; bogus definition, but we just need the symbol
+	       (f (function int (* (struct bar))) :extern "printf"))
+    (when *maybe*
+      (alien-funcall f (addr x)))))
+
+;;; Mutually referent structures
+(define-alien-type struct.1 (struct struct.1 (x (* (struct struct.2))) (y int)))
+(define-alien-type struct.2 (struct struct.2 (x (* (struct struct.1))) (y int)))
+(let ((s1 (make-alien struct.1))
+      (s2 (make-alien struct.2)))
+  (setf (slot s1 'x) s2
+	(slot s2 'x) s1
+	(slot (slot s1 'x) 'y) 1
+	(slot (slot s2 'x) 'y) 2)
+  (assert (= 1 (slot (slot s1 'x) 'y)))
+  (assert (= 2 (slot (slot s2 'x) 'y))))
+
+;;; "Alien bug" on sbcl-devel 2004-10-11 by Thomas F. Burdick caused
+;;; by recursive struct definition.
+(let ((fname "alien-bug-2004-10-11.tmp.lisp"))
+  (unwind-protect 
+       (progn
+         (with-open-file (f fname :direction :output)
+           (mapc (lambda (form) (print form f))
+                 '((defpackage :alien-bug
+                     (:use :cl :sb-alien))
+                   (in-package :alien-bug)
+                   (define-alien-type objc-class
+                       (struct objc-class
+                        (protocols 
+                         (* (struct protocol-list
+                                    (list (array (* (struct objc-class))))))))))))
+           (load fname)
+           (load fname)
+           (load (compile-file fname))
+           (load (compile-file fname)))
+    (delete-file (compile-file-pathname fname))
+    (delete-file fname)))
+
 ;;; success
 (quit :unix-status 104)