1 ;;;; various compiler tests without side effects
3 ;;;; This software is part of the SBCL system. See the README file for
6 ;;;; While most of SBCL is derived from the CMU CL system, the test
7 ;;;; files (like this one) were written from scratch after the fork
10 ;;;; This software is in the public domain and is provided with
11 ;;;; absolutely no warranty. See the COPYING and CREDITS files for
12 ;;;; more information.
14 (cl:in-package :cl-user)
16 ;;; Exercise a compiler bug (by crashing the compiler).
18 ;;; This test code is from Douglas Crosher's simplified TICKLE-BUG
19 ;;; (2000-09-06 on cmucl-imp).
21 ;;; The bug was fixed by Douglas Crosher's patch, massaged for SBCL by
22 ;;; Martin Atzmueller (2000-09-13 on sbcl-devel).
42 ;;; Exercise a compiler bug (by crashing the compiler).
44 ;;; Tim Moore gave a patch for this bug in CMU CL 2000-05-24 on
45 ;;; cmucl-imp, and Martin Atzmueller applied it to SBCL.
49 (block used-by-some-y?
53 (return-from used-by-some-y? t)))))
54 (declare (inline frob))
60 ;;; bug 112, reported by Martin Atzmueller 2001-06-25 (originally
61 ;;; from Bruno Haible in CMU CL bugs collection), fixed by
62 ;;; Alexey Dejneka 2002-01-27
63 (assert (= 1 ; (used to give 0 under bug 112)
68 (declare (special x)) y)))))
69 (assert (= 1 ; (used to give 1 even under bug 112, still works after fix)
74 (declare (special x)) y)))))
76 ;;; another LET-related bug fixed by Alexey Dejneka at the same
78 (multiple-value-bind (value error)
80 ;; should complain about duplicate variable names in LET binding
87 (assert (typep error 'error)))
89 ;;; bug 169 (reported by Alexey Dejneka 2002-05-12, fixed by David
90 ;;; Lichteblau 2002-05-21)
92 (multiple-value-bind (fun warnings-p failure-p)
94 ;; Compiling this code should cause a STYLE-WARNING
95 ;; about *X* looking like a special variable but not
99 (funcall (symbol-function 'x-getter))
101 (assert (functionp fun))
103 (assert (not failure-p)))
104 (multiple-value-bind (fun warnings-p failure-p)
106 ;; Compiling this code should not cause a warning
107 ;; (because the DECLARE turns *X* into a special
108 ;; variable as its name suggests it should be).
111 (declare (special *x*))
112 (funcall (symbol-function 'x-getter))
114 (assert (functionp fun))
115 (assert (not warnings-p))
116 (assert (not failure-p))))
118 ;;; a bug in 0.7.4.11
119 (dolist (i '(a b 1 2 "x" "y"))
120 ;; In sbcl-0.7.4.11, the compiler tried to source-transform the
121 ;; TYPEP here but got confused and died, doing
122 ;; (ASSOC '(AND INTEGERP (SATISFIES PLUSP)))
123 ;; *BACKEND-TYPE-PREDICATES*
125 ;; and blowing up because TYPE= tried to call PLUSP on the
126 ;; characters of the MEMBER-TYPE representing STANDARD-CHAR.
127 (when (typep i '(and integer (satisfies oddp)))
130 (when (typep i '(and integer (satisfies oddp)))
133 ;;; bug 156 (reported by APD sbcl-devel 2002-04-12, fixed by CSR patch
134 ;;; sbcl-devel 2002-07-02): FUNCTION-LAMBDA-EXPRESSION of
135 ;;; interactively-compiled functions was broken by sleaziness and
136 ;;; confusion in the assault on 0.7.0, so this expression used to
137 ;;; signal TYPE-ERROR when it found NIL instead of a DEBUG-SOURCE.
138 (eval '(function-lambda-expression #'(lambda (x) x)))
140 ;;; bug caught and fixed by Raymond Toy cmucl-imp 2002-07-10: &REST
141 ;;; variable is not optional.
142 (assert (null (ignore-errors (eval '(funcall (lambda (&rest) 12))))))
144 ;;; on the PPC, we got the magic numbers in undefined_tramp wrong for
145 ;;; a while; fixed by CSR 2002-07-18
146 (multiple-value-bind (value error)
147 (ignore-errors (some-undefined-function))
148 (assert (null value))
149 (assert (eq (cell-error-name error) 'some-undefined-function)))
151 ;;; Non-symbols shouldn't be allowed as VARs in lambda lists. (Where VAR
152 ;;; is a variable name, as in section 3.4.1 of the ANSI spec.)
153 (assert (null (ignore-errors (eval '(lambda ("foo") 12)))))
154 (assert (ignore-errors (eval '(lambda (foo) 12))))
155 (assert (null (ignore-errors (eval '(lambda (&optional 12) "foo")))))
156 (assert (ignore-errors (eval '(lambda (&optional twelve) "foo"))))
157 (assert (null (ignore-errors (eval '(lambda (&optional (12 12)) "foo")))))
158 (assert (ignore-errors (eval '(lambda (&optional (twelve 12)) "foo"))))
159 (assert (null (ignore-errors (eval '(lambda (&key #\c) "foo")))))
160 (assert (ignore-errors (eval '(lambda (&key c) "foo"))))
161 (assert (null (ignore-errors (eval '(lambda (&key (#\c #\c)) "foo")))))
162 (assert (ignore-errors (eval '(lambda (&key (c #\c)) "foo"))))
163 (assert (null (ignore-errors (eval '(lambda (&key ((#\c #\c) #\c)) "foo")))))
164 (assert (ignore-errors (eval '(lambda (&key ((:c cbyanyothername) #\c)) "foo"))))
166 ;;; As reported and fixed by Antonio Martinez-Shotton sbcl-devel
167 ;;; 2002-09-12, this failed in sbcl-0.7.7.23. (with failed AVER
168 ;;; "(LEAF-HAS-SOURCE-NAME-P LEAF)")
169 (assert (= (funcall (eval `(lambda (x) (funcall ,(lambda (y) (+ y 3)) x))) 14)
172 ;;; bug 181: bad type specifier dropped compiler into debugger
173 (assert (list (compile nil '(lambda (x)
174 (declare (type (0) x))
177 (let ((f (compile nil '(lambda (x)
178 (make-array 1 :element-type '(0))))))
179 (assert (null (ignore-errors (funcall f)))))
181 ;;; the following functions must not be flushable
182 (dolist (form '((make-sequence 'fixnum 10)
183 (concatenate 'fixnum nil)
184 (map 'fixnum #'identity nil)
185 (merge 'fixnum nil nil #'<)))
186 (assert (not (eval `(locally (declare (optimize (safety 0)))
187 (ignore-errors (progn ,form t)))))))
189 (dolist (form '((values-list (car (list '(1 . 2))))
191 (atan #c(1 1) (car (list #c(2 2))))
192 (nthcdr (car (list (floor (cos 3)))) '(1 2 3 4 5))
193 (nthcdr (car (list 5)) '(1 2 . 3))))
194 (assert (not (eval `(locally (declare (optimize (safety 3)))
195 (ignore-errors (progn ,form t)))))))
197 ;;; a bug in the MAP deftransform caused non-VECTOR array specifiers
198 ;;; to cause errors in the compiler. Fixed by CSR in 0.7.8.10
199 (assert (list (compile nil '(lambda (x) (map 'simple-array 'identity x)))))
201 ;;; bug 129: insufficient syntax checking in MACROLET
202 (multiple-value-bind (result error)
203 (ignore-errors (eval '(macrolet ((foo x `',x)) (foo 1 2 3))))
204 (assert (null result))
205 (assert (typep error 'error)))
207 ;;; bug 124: environment of MACROLET-introduced macro expanders
209 (macrolet ((mext (x) `(cons :mext ,x)))
210 (macrolet ((mint (y) `'(:mint ,(mext y))))
213 '((:MEXT 1 2) (:MINT (:MEXT 1 2)))))
215 ;;; bug 48c: SYMBOL-MACROLET should signal PROGRAM-ERROR if introduced
216 ;;; symbol is declared to be SPECIAL
217 (multiple-value-bind (result error)
218 (ignore-errors (funcall (lambda ()
219 (symbol-macrolet ((s '(1 2)))
220 (declare (special s))
222 (assert (null result))
223 (assert (typep error 'program-error)))
225 ;;; ECASE should treat a bare T as a literal key
226 (multiple-value-bind (result error)
227 (ignore-errors (ecase 1 (t 0)))
228 (assert (null result))
229 (assert (typep error 'type-error)))
231 (multiple-value-bind (result error)
232 (ignore-errors (ecase 1 (t 0) (1 2)))
233 (assert (eql result 2))
234 (assert (null error)))
236 ;;; FTYPE should accept any functional type specifier
237 (compile nil '(lambda (x) (declare (ftype function f)) (f x)))
239 ;;; FUNCALL of special operators and macros should signal an
240 ;;; UNDEFINED-FUNCTION error
241 (multiple-value-bind (result error)
242 (ignore-errors (funcall 'quote 1))
243 (assert (null result))
244 (assert (typep error 'undefined-function))
245 (assert (eq (cell-error-name error) 'quote)))
246 (multiple-value-bind (result error)
247 (ignore-errors (funcall 'and 1))
248 (assert (null result))
249 (assert (typep error 'undefined-function))
250 (assert (eq (cell-error-name error) 'and)))
252 ;;; PSETQ should behave when given complex symbol-macro arguments
253 (multiple-value-bind (sequence index)
254 (symbol-macrolet ((x (aref a (incf i)))
255 (y (aref a (incf i))))
256 (let ((a (copy-seq #(0 1 2 3 4 5 6 7 8 9)))
258 (psetq x (aref a (incf i))
261 (assert (equalp sequence #(0 2 2 4 4 5 6 7 8 9)))
262 (assert (= index 4)))
264 (multiple-value-bind (result error)
266 (let ((x (list 1 2)))
269 (assert (null result))
270 (assert (typep error 'program-error)))