(catch 'ct1 (throw 'ct1 0))))))
15867134))
+;;; misc.361: replacing CAST with (m-v-call #'%compile-time-type-error)
+;;; could transform known-values LVAR to UVL
+(assert (zerop (funcall
+ (compile
+ nil
+ '(lambda (a b c)
+ (declare (notinline boole values denominator list))
+ (declare
+ (optimize (speed 2)
+ (space 0)
+ (safety 1)
+ (debug 0)
+ (compilation-speed 2)))
+ (catch 'ct6
+ (progv
+ '(*s8*)
+ (list 0)
+ (let ((v9 (ignore-errors (throw 'ct6 0))))
+ (denominator
+ (progv nil nil (values (boole boole-and 0 v9)))))))))
+ 1 2 3)))
+
+;;; non-continuous dead UVL blocks
+(defun non-continuous-stack-test (x)
+ (multiple-value-call #'list
+ (eval '(values 11 12))
+ (eval '(values 13 14))
+ (block ext
+ (return-from non-continuous-stack-test
+ (multiple-value-call #'list
+ (eval '(values :b1 :b2))
+ (eval '(values :b3 :b4))
+ (block int
+ (return-from ext
+ (multiple-value-call (eval #'values)
+ (eval '(values 1 2))
+ (eval '(values 3 4))
+ (block ext
+ (return-from int
+ (multiple-value-call (eval #'values)
+ (eval '(values :a1 :a2))
+ (eval '(values :a3 :a4))
+ (block int
+ (return-from ext
+ (multiple-value-call (eval #'values)
+ (eval '(values 5 6))
+ (eval '(values 7 8))
+ (if x
+ :ext
+ (return-from int :int))))))))))))))))
+(assert (equal (non-continuous-stack-test t) '(11 12 13 14 1 2 3 4 5 6 7 8 :ext)))
+(assert (equal (non-continuous-stack-test nil) '(:b1 :b2 :b3 :b4 :a1 :a2 :a3 :a4 :int)))
+
+;;; MISC.362: environment of UNWIND-PROTECTor is different from that
+;;; if ENTRY.
+(assert (equal (multiple-value-list (funcall
+ (compile
+ nil
+ '(lambda (b g h)
+ (declare (optimize (speed 3) (space 3) (safety 2)
+ (debug 2) (compilation-speed 3)))
+ (catch 'ct5
+ (unwind-protect
+ (labels ((%f15 (f15-1 f15-2 f15-3)
+ (rational (throw 'ct5 0))))
+ (%f15 0
+ (apply #'%f15
+ 0
+ h
+ (progn
+ (progv '(*s2* *s5*) (list 0 (%f15 0 g 0)) b)
+ 0)
+ nil)
+ 0))
+ (common-lisp:handler-case 0)))))
+ 1 2 3))
+ '(0)))
+
\f
;;; MISC.275
(assert
(debug 3) (compilation-speed 3)))
(flet ((%f () (multiple-value-prog1 0 (return-from %f 0))))
(complex (%f) 0)))))))
+
+;;; MISC.110A: CAST optimizer forgot to flush LVAR derived type
+(assert (zerop (funcall
+ (compile
+ nil
+ '(lambda (a c)
+ (declare (type (integer -1294746569 1640996137) a))
+ (declare (type (integer -807801310 3) c))
+ (declare (optimize (speed 3) (space 3) (safety 0) (debug 0) (compilation-speed 3)))
+ (catch 'ct7
+ (if
+ (logbitp 0
+ (if (/= 0 a)
+ c
+ (ignore-errors
+ (progn (if (ldb-test (byte 0 0) (rational (throw 'ct7 0))) 0 0) 0))))
+ 0 0))))
+ 391833530 -32785211)))
+
+;;; efficiency notes for ordinary code
+(macrolet ((frob (arglist &body body)
+ `(progn
+ (handler-case
+ (compile nil '(lambda ,arglist ,@body))
+ (sb-ext:compiler-note (e)
+ (error "bad compiler note for ~S:~% ~A" ',body e)))
+ (catch :got-note
+ (handler-case
+ (compile nil '(lambda ,arglist (declare (optimize speed))
+ ,@body))
+ (sb-ext:compiler-note (e) (throw :got-note nil)))
+ (error "missing compiler note for ~S" ',body)))))
+ (frob (x) (funcall x))
+ (frob (x y) (find x y))
+ (frob (x y) (find-if x y))
+ (frob (x y) (find-if-not x y))
+ (frob (x y) (position x y))
+ (frob (x y) (position-if x y))
+ (frob (x y) (position-if-not x y))
+ (frob (x) (aref x 0)))
+
+(macrolet ((frob (style-warn-p form)
+ (if style-warn-p
+ `(catch :got-style-warning
+ (handler-case
+ (eval ',form)
+ (style-warning (e) (throw :got-style-warning nil)))
+ (error "missing style-warning for ~S" ',form))
+ `(handler-case
+ (eval ',form)
+ (style-warning (e)
+ (error "bad style-warning for ~S: ~A" ',form e))))))
+ (frob t (lambda (x &optional y &key z) (list x y z)))
+ (frob nil (lambda (x &optional y z) (list x y z)))
+ (frob nil (lambda (x &key y z) (list x y z)))
+ (frob t (defgeneric #:foo (x &optional y &key z)))
+ (frob nil (defgeneric #:foo (x &optional y z)))
+ (frob nil (defgeneric #:foo (x &key y z)))
+ (frob t (defun #:foo (x) (flet ((foo (x &optional y &key z) (list x y z))) (foo x x :z x)))))
+
+;;; this was a bug in the LOGXOR type deriver. The top form gave a
+;;; note, because the system failed to derive the fact that the return
+;;; from LOGXOR was small and negative, though the bottom one worked.
+(handler-bind ((sb-ext:compiler-note #'error))
+ (compile nil '(lambda ()
+ (declare (optimize speed (safety 0)))
+ (lambda (x y)
+ (declare (type (integer 3 6) x)
+ (type (integer -6 -3) y))
+ (+ (logxor x y) most-positive-fixnum)))))
+(handler-bind ((sb-ext:compiler-note #'error))
+ (compile nil '(lambda ()
+ (declare (optimize speed (safety 0)))
+ (lambda (x y)
+ (declare (type (integer 3 6) y)
+ (type (integer -6 -3) x))
+ (+ (logxor x y) most-positive-fixnum)))))
+
+;;; check that modular ash gives the right answer, to protect against
+;;; possible misunderstandings about the hardware shift instruction.
+(assert (zerop (funcall
+ (compile nil '(lambda (x y)
+ (declare (optimize speed)
+ (type (unsigned-byte 32) x y))
+ (logand #xffffffff (ash x y))))
+ 1 257)))
+
+;;; code instrumenting problems
+(compile nil
+ '(lambda ()
+ (declare (optimize (debug 3)))
+ (list (the integer (if nil 14 t)))))
+
+(compile nil
+ '(LAMBDA (A B C D)
+ (DECLARE (NOTINLINE LOGORC1 BYTE MASK-FIELD))
+ (DECLARE
+ (OPTIMIZE (SPEED 1)
+ (SPACE 1)
+ (SAFETY 1)
+ (DEBUG 3)
+ (COMPILATION-SPEED 0)))
+ (MASK-FIELD (BYTE 7 26)
+ (PROGN
+ (TAGBODY (THE INTEGER (CATCH 'CT4 (LOGORC1 C -15950))) 1)
+ B))))