0.9.1.63:

[sbcl.git] / tests / compiler.impure-cload.lisp

diff --git a/tests/compiler.impure-cload.lisp b/tests/compiler.impure-cload.lisp
index 39c4d18..41d0525 100644 (file)
--- a/tests/compiler.impure-cload.lisp
+++ b/tests/compiler.impure-cload.lisp
@@ -408,5 +408,39 @@
 
 (assert (= (isieve 46349) 4792))
 
+;;; COERCE should not be constant-folded (reported by Nikodemus
+;;; Siivola)
+(let ((f (gensym)))
+  (setf (fdefinition f) (lambda (x) x))
+  (let ((g (compile nil `(lambda () (coerce ',f 'function)))))
+    (setf (fdefinition f) (lambda (x) (1+ x)))
+    (assert (eq (funcall g) (fdefinition f)))))
+
+(let ((x (coerce '(1 11) 'vector)))
+  (incf (aref x 0))
+  (assert (equalp x #(2 11))))
+
+;;; and BIT-* too (reported by Paul F. Dietz)
+(loop with v1 = #*0011
+      and  v2 = #*0101
+      for f in '(bit-and bit-andc1 bit-andc2 bit-eqv
+                 bit-ior bit-nand bit-nor bit-not
+                 bit-orc1 bit-orc2 bit-xor
+                 )
+      for form = `(lambda ()
+                    (let ((v (,f ,v1 ,v2)))
+                      (setf (aref v 0) (- 1 (aref v 0)))
+                      (aref v 0)))
+      for compiled-res = (funcall (compile nil form))
+      for real-res = (- 1 (aref (funcall f v1 v2) 0))
+      do (assert (equal compiled-res real-res)))
+(let* ((v #*0011)
+       (form `(lambda ()
+                (let ((v (bit-not ,v)))
+                  (setf (aref v 0) (- 1 (aref v 0)))
+                  (aref v 0))))
+       (compiled-res (funcall (compile nil form)))
+       (real-res (- 1 (aref (funcall (eval #'bit-not) v) 0))))
+  (assert (equal compiled-res real-res)))
 \f
 (sb-ext:quit :unix-status 104)