(declare (optimize (speed 0) (safety 3) (space 0)
(debug 1) (compilation-speed 0)))
(adjoin a b))
+
+;;; bug reported by Doug McNaught on sbcl-devel 2003-09-14:
+;;; COMPILE-FILE did not bind *READTABLE*
+(let* ((source "bug-doug-mcnaught-20030914.lisp")
+ (fasl (compile-file-pathname source)))
+ (labels ((check ()
+ (assert (null (get-macro-character #\]))))
+ (full-check ()
+ (check)
+ (assert (typep *bug-doug-mcnaught-20030914*
+ '(simple-array (unsigned-byte 4) (*))))
+ (assert (equalp *bug-doug-mcnaught-20030914* #(1 2 3)))
+ (makunbound '*bug-doug-mcnaught-20030914*)))
+ (compile-file source)
+ (check)
+ (load fasl)
+ (full-check)
+ (load source)
+ (full-check)
+ (delete-file fasl)))
+\f
+(defun expt-derive-type-bug (a b)
+ (unless (< a b)
+ (truncate (expt a b))))
+(assert (equal (multiple-value-list (expt-derive-type-bug 1 1))
+ '(1 0)))
+
+;;; Problems with type checking in functions with EXPLICIT-CHECK
+;;; attribute (reported by Peter Graves)
+(loop for (fun . args) in '((= a) (/= a)
+ (< a) (<= a) (> a) (>= a))
+ do (assert (raises-error? (apply fun args) type-error)))
+
+(defclass broken-input-stream (sb-gray:fundamental-input-stream) ())
+(defmethod sb-gray:stream-read-char ((stream broken-input-stream))
+ (throw 'break :broken))
+(assert (eql (block return
+ (handler-case
+ (catch 'break
+ (funcall (eval ''peek-char)
+ 1 (make-instance 'broken-input-stream))
+ :test-broken)
+ (type-error (c)
+ (return-from return :good))))
+ :good))
+
\f
;;;; tests not in the problem domain, but of the consistency of the
;;;; compiler machinery itself