X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=tests%2Fdynamic-extent.impure.lisp;h=78923f3717f33f669d983a2e6c291ca6769fac2f;hb=975f1932acc3a8e90fb31d2b055bfbdde78ea927;hp=85793838f885cb4520cd59d626eba20f2feb360d;hpb=f8841336df537830152819a8dd346f51a8a62869;p=sbcl.git

diff --git a/tests/dynamic-extent.impure.lisp b/tests/dynamic-extent.impure.lisp
index 8579383..78923f3 100644
--- a/tests/dynamic-extent.impure.lisp
+++ b/tests/dynamic-extent.impure.lisp
@@ -138,6 +138,38 @@
       (declare (dynamic-extent #'f))
       (true #'f))))
 
+;;; CONS
+
+(defun-with-dx cons-on-stack (x)
+  (let ((cons (cons x x)))
+    (declare (dynamic-extent cons))
+    (true cons)
+    nil))
+
+;;; Nested DX
+
+(defun-with-dx nested-dx-lists ()
+  (let ((dx (list (list 1 2) (list 3 4))))
+    (declare (dynamic-extent dx))
+    (true dx)
+    nil))
+
+(defun-with-dx nested-dx-conses ()
+  (let ((dx (cons 1 (cons 2 (cons 3 (cons (cons t t) nil))))))
+    (declare (dynamic-extent dx))
+    (true dx)
+    nil))
+
+;;; multiple uses for dx lvar
+
+(defun-with-dx multiple-dx-uses ()
+  (let ((dx (if (true t)
+                (list 1 2 3)
+                (list 2 3 4))))
+    (declare (dynamic-extent dx))
+    (true dx)
+    nil))
+
 ;;; with-spinlock should use DX and not cons
 
 (defvar *slock* (sb-thread::make-spinlock :name "slocklock"))
@@ -176,6 +208,10 @@
   (assert-no-consing (test-let-var-subst2 17))
   (assert-no-consing (test-lvar-subst 11))
   (assert-no-consing (dx-value-cell 13))
+  (assert-no-consing (cons-on-stack 42))
+  (assert-no-consing (nested-dx-conses))
+  (assert-no-consing (nested-dx-lists))
+  (assert-no-consing (multiple-dx-uses))
   ;; Not strictly DX..
   (assert-no-consing (test-hash-table))
   #+sb-thread