X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Falien.impure.lisp;h=74da45aa0bb104acf31166fd99a90fbb8a30706e;hb=5d5894082c39ca44da75d38859d669c7b2108f6a;hp=d1ee3e3adf0c3bcf1f8a32062cdbf0f5a20896b1;hpb=389b5755b2eab960c1f4c14045a26de5dbd510c1;p=sbcl.git

diff --git a/tests/alien.impure.lisp b/tests/alien.impure.lisp
index d1ee3e3..74da45a 100644
--- a/tests/alien.impure.lisp
+++ b/tests/alien.impure.lisp
@@ -203,4 +203,27 @@
          (error ()
            :ok)))))
 
+;;; Unused local alien caused a compiler error
+(with-test (:name unused-local-alien)
+  (let ((fun `(lambda ()
+                (sb-alien:with-alien ((alien1923 (array (sb-alien:unsigned 8) 72)))
+                  (values)))))
+    (assert (not (funcall (compile nil fun))))))
+
+;;; Non-local exit from WITH-ALIEN caused alien stack to be leaked.
+(defvar *sap-int*)
+(defun try-to-leak-alien-stack (x)
+  (with-alien ((alien (array (sb-alien:unsigned 8) 72)))
+    (let ((sap-int (sb-sys:sap-int (alien-sap alien))))
+      (if *sap-int*
+          (assert (= *sap-int* sap-int))
+          (setf *sap-int* sap-int)))
+    (when x
+      (return-from try-to-leak-alien-stack 'going))
+    (never)))
+(with-test (:name :nlx-causes-alien-stack-leak)
+  (let ((*sap-int* nil))
+    (loop repeat 1024
+          do (try-to-leak-alien-stack t))))
+
 ;;; success