0.8.21.37: fix bug 305

[sbcl.git] / tests / array.pure.lisp

diff --git a/tests/array.pure.lisp b/tests/array.pure.lisp
index 1b7f9cd..5068878 100644 (file)
--- a/tests/array.pure.lisp
+++ b/tests/array.pure.lisp
@@ -130,3 +130,82 @@
 (multiple-value-bind (fun warn fail)
     (compile nil '(lambda () (make-array 5 :element-type 'undefined-type)))
   (assert warn))
+
+(flet ((opaque-identity (x) x))
+  (declare (notinline opaque-identity))
+  ;; we used to have leakage from cross-compilation hosts of the INDEX
+  ;; type, which prevented us from actually using all the large array
+  ;; dimensions that we promised.  Let's make sure that we can create
+  ;; an array with more than 2^24 elements, since that was a symptom
+  ;; from the CLISP and OpenMCL hosts.
+  (let ((big-array (opaque-identity
+                   (make-array (expt 2 26) :element-type 'bit))))
+    (assert (= (length big-array) (expt 2 26)))))
+
+;;; Bug reported by Kalle Olavi Niemitalo for CMUCL through Debian BTS
+(let ((array (make-array nil :initial-contents nil)))
+  (assert (eql (aref array) nil)))
+
+(let ((f (compile nil '(lambda ()
+                       (let ((a (make-array '(4)
+                                            :element-type 'base-char
+                                            :initial-element #\z)))
+                         (setf (aref a 0) #\a)
+                         (setf (aref a 1) #\b)
+                         (setf (aref a 2) #\c)
+                         a)))))
+  (assert (= (length (funcall f)) 4)))
+
+(let ((x (make-array nil :initial-element 'foo)))
+  (adjust-array x nil)
+  (assert (eql (aref x) 'foo)))
+
+;;; BUG 315: "no bounds check for access to displaced array"
+;;;  reported by Bruno Haible sbcl-devel "various SBCL bugs" from CLISP
+;;;  test suite.
+(multiple-value-bind (val err)
+    (ignore-errors
+      (locally (declare (optimize (safety 3) (speed 0)))
+       (let* ((x (make-array 10 :fill-pointer 4 :element-type 'character
+                             :initial-element #\space :adjustable t))
+              (y (make-array 10 :fill-pointer 4 :element-type 'character
+                             :displaced-to x)))
+         (adjust-array x '(5))
+         (char y 5))))
+  (assert (and (not val) (typep err 'sb-kernel:displaced-to-array-too-small-error))))
+
+;;; MISC.527: bit-vector bitwise operations used LENGTH to get a size
+;;; of a vector
+(flet ((bit-vector-equal (v1 v2)
+         (and (bit-vector-p v1) (bit-vector-p v2)
+              (equal (array-dimension v1 0) (array-dimension v2 0))
+              (loop for i below (array-dimension v1 0)
+                    always (eql (aref v1 i) (aref v2 i))))))
+  (let* ((length 1024)
+         (v1 (make-array length :element-type 'bit :fill-pointer 0))
+         (v2 (make-array length :element-type 'bit :fill-pointer 1)))
+    (loop for i from 0 below length
+          for x1 in '#1=(0 0 1 1 . #1#)
+          and x2 in '#2=(0 1 0 1 . #2#)
+          do (setf (aref v1 i) x1)
+          do (setf (aref v2 i) x2))
+    (loop for (bf lf) in '((bit-and logand)
+                           (bit-andc1 logandc1)
+                           (bit-andc2 logandc2)
+                           (bit-eqv logeqv)
+                           (bit-ior logior)
+                           (bit-nand lognand)
+                           (bit-nor lognor)
+                           (bit-orc1 logorc1)
+                           (bit-orc2 logorc2)
+                           (bit-xor logxor)
+                           ((lambda (x y) (bit-not x)) #.(lambda (x y) (lognot x))))
+          for fun = (compile nil `(lambda (v)
+                                    (declare (type (array bit (*)) v))
+                                    (declare (optimize (speed 3) (safety 0)))
+                                    (,bf v ,v2)))
+          for r1 = (funcall fun v1)
+          and r2 = (coerce (loop for i below length
+                                 collect (logand 1 (funcall lf (aref v1 i) (aref v2 i))))
+                           'bit-vector)
+          do (assert (bit-vector-equal r1 r2)))))