(handler-case (compile nil '(lambda (x)
(declare (optimize (speed 3) (safety 0)))
(the double-float (sqrt (the double-float x)))))
- (sb-ext:compiler-note ()
- (error "Compiler does not trust result type assertion.")))
+ (sb-ext:compiler-note (c)
+ ;; Ignore the note for the float -> pointer conversion of the
+ ;; return value.
+ (unless (string= (car (last (sb-c::simple-condition-format-arguments c)))
+ "<return value>")
+ (error "Compiler does not trust result type assertion."))))
(let ((f (compile nil '(lambda (x)
(declare (optimize speed (safety 0)))
(compile nil '(lambda (x)
(declare (optimize (speed 3)))
(1+ x))))
- ;; forced-to-do GENERIC-+, etc
- (assert (> count0 0))
+ ;; forced-to-do GENERIC-+, etc, possible word -> bignum conversion note
+ (assert (> count0 1))
(handler-bind ((sb-ext:compiler-note (lambda (c) (incf count1))))
(compile nil '(lambda (x)
(declare (optimize (speed 3)))
(check-type x fixnum)
(1+ x))))
- (assert (= count1 0)))
+ ;; Only the posssible word -> bignum conversion note
+ (assert (= count1 1)))
;;; Up to 0.9.8.22 x86-64 had broken return value handling in the
;;; %SET-SAP-REF-DOUBLE/SINGLE VOPs.
(bit #*1001101001001
(min 12 (max 0 lv3))))))))))))
-;;; MISC.624: erronous AVER in x86's %LOGBITP VOPs
+;;; MISC.624: erroneous AVER in x86's %LOGBITP VOPs
(assert (eql 0
(funcall
(compile
(compiler-note () (throw :note nil)))
(error "Unreachable code undetected.")))
+(with-test (:name (:compiler :constraint-propagation :var-eql-to-var-1))
+ (catch :note
+ (handler-case
+ (compile nil '(lambda (x y)
+ (when (typep y 'fixnum)
+ (when (eql x y)
+ (unless (typep x 'fixnum)
+ (error "This is unreachable"))
+ (setq y nil)))))
+ (compiler-note () (throw :note nil)))
+ (error "Unreachable code undetected.")))
+
+(with-test (:name (:compiler :constraint-propagation :var-eql-to-var-2))
+ (catch :note
+ (handler-case
+ (compile nil '(lambda (x y)
+ (when (typep y 'fixnum)
+ (when (eql y x)
+ (unless (typep x 'fixnum)
+ (error "This is unreachable"))
+ (setq y nil)))))
+ (compiler-note () (throw :note nil)))
+ (error "Unreachable code undetected.")))
+
;; Reported by John Wiseman, sbcl-devel
;; Subject: [Sbcl-devel] float type derivation bug?
;; Date: Tue, 4 Apr 2006 15:28:15 -0700
;;; overconfident primitive type computation leading to bogus type
;;; checking.
-(let* ((form1 '(lambda (x)
- (declare (type (and condition function) x))
+(let* ((form1 '(lambda (x)
+ (declare (type (and condition function) x))
x))
(fun1 (compile nil form1))
- (form2 '(lambda (x)
- (declare (type (and standard-object function) x))
+ (form2 '(lambda (x)
+ (declare (type (and standard-object function) x))
x))
(fun2 (compile nil form2)))
(assert (raises-error? (funcall fun1 (make-condition 'error))))
(assert (raises-error? (funcall fun1 fun1)))
(assert (raises-error? (funcall fun2 fun2)))
(assert (eq (funcall fun2 #'print-object) #'print-object)))
+
+;;; LET* + VALUES declaration: while the declaration is a non-standard
+;;; and possibly a non-conforming extension, as long as we do support
+;;; it, we might as well get it right.
+;;;
+;;; Bug reported by Kaersten Poeck on sbcl-devel 20061023.
+(compile nil '(lambda () (let* () (declare (values list)))))
+
+
+;;; test for some problems with too large immediates in x86-64 modular
+;;; arithmetic vops
+(compile nil '(lambda (x) (declare (fixnum x))
+ (logand most-positive-fixnum (logxor x most-positive-fixnum))))
+
+(compile nil '(lambda (x) (declare (fixnum x))
+ (logand most-positive-fixnum (+ x most-positive-fixnum))))
+
+(compile nil '(lambda (x) (declare (fixnum x))
+ (logand most-positive-fixnum (* x most-positive-fixnum))))
+
+;;; bug 256.b
+(assert (let (warned-p)
+ (handler-bind ((warning (lambda (w) (setf warned-p t))))
+ (compile nil
+ '(lambda (x)
+ (list (let ((y (the real x)))
+ (unless (floatp y) (error ""))
+ y)
+ (integer-length x)))))
+ warned-p))
+
+;; Dead / in safe code
+(with-test (:name :safe-dead-/)
+ (assert (eq :error
+ (handler-case
+ (funcall (compile nil
+ '(lambda (x y)
+ (declare (optimize (safety 3)))
+ (/ x y)
+ (+ x y)))
+ 1
+ 0)
+ (division-by-zero ()
+ :error)))))
+
+;;; Dead unbound variable (bug 412)
+(with-test (:name :dead-unbound)
+ (assert (eq :error
+ (handler-case
+ (funcall (compile nil
+ '(lambda ()
+ #:unbound
+ 42)))
+ (unbound-variable ()
+ :error)))))
+
+;;; No compiler notes from compiling SUBSEQ SIMPLE-VECTOR.
+(handler-bind ((sb-ext:compiler-note 'error))
+ (assert
+ (equalp #(2 3)
+ (funcall (compile nil `(lambda (s p e)
+ (declare (optimize speed)
+ (simple-vector s))
+ (subseq s p e)))
+ (vector 1 2 3 4)
+ 1
+ 3))))
+
+;;; No compiler notes from compiling COPY-SEQ SIMPLE-VECTOR.
+(handler-bind ((sb-ext:compiler-note 'error))
+ (assert
+ (equalp #(1 2 3 4)
+ (funcall (compile nil `(lambda (s)
+ (declare (optimize speed)
+ (simple-vector s))
+ (copy-seq s)))
+ (vector 1 2 3 4)))))
+
+;;; bug in adding DATA-VECTOR-REF-WITH-OFFSET to x86-64
+(assert (not (mismatch #(1.0f0 2.0f0) (make-array 2 :element-type 'single-float :initial-contents (list 1.0f0 2.0f0)))))
+
+;;; bug in interval-arithmetic used by the compiler: needless attempt to coerce too
+;;; large bignums to floats
+(dolist (op '(* / + -))
+ (let ((fun (compile
+ nil
+ `(lambda (x)
+ (declare (type (integer 0 #.(* 2 (truncate most-positive-double-float))) x))
+ (,op 0.0d0 x)))))
+ (loop repeat 10
+ do (let ((arg (random (truncate most-positive-double-float))))
+ (assert (eql (funcall fun arg)
+ (funcall op 0.0d0 arg)))))))
+
+(with-test (:name :high-debug-known-function-inlining)
+ (let ((fun (compile nil
+ '(lambda ()
+ (declare (optimize (debug 3)) (inline append))
+ (let ((fun (lambda (body)
+ (append
+ (first body)
+ nil))))
+ (funcall fun
+ '((foo (bar)))))))))
+ (funcall fun)))
+
+(with-test (:name :high-debug-known-function-transform-with-optional-arguments)
+ (compile nil '(lambda (x y)
+ (declare (optimize sb-c::preserve-single-use-debug-variables))
+ (if (block nil
+ (some-unknown-function
+ (lambda ()
+ (return (member x y))))
+ t)
+ t
+ (error "~a" y)))))
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