+
+;;; Test that unknown-values coming after a DX value won't mess up the stack analysis
+(defun test-update-uvl-live-sets (x y z)
+ (declare (optimize speed (safety 0)))
+ (flet ((bar (a b)
+ (declare (dynamic-extent a))
+ (eval `(list (length ',a) ',b))))
+ (list (bar x y)
+ (bar (list x y z) ; dx push
+ (list
+ (multiple-value-call 'list
+ (eval '(values 1 2 3)) ; uv push
+ (max y z)
+ ) ; uv pop
+ 14)
+ ))))
+(assert (equal '((0 4) (3 ((1 2 3 5) 14))) (test-update-uvl-live-sets #() 4 5)))
+
+(with-test (:name :regression-1.0.23.38)
+ (compile nil '(lambda ()
+ (flet ((make (x y)
+ (let ((res (cons x x)))
+ (setf (cdr res) y)
+ res)))
+ (declaim (inline make))
+ (let ((z (make 1 2)))
+ (declare (dynamic-extent z))
+ (print z)
+ t))))
+ (compile nil '(lambda ()
+ (flet ((make (x y)
+ (let ((res (cons x x)))
+ (setf (cdr res) y)
+ (if x res y))))
+ (declaim (inline make))
+ (let ((z (make 1 2)))
+ (declare (dynamic-extent z))
+ (print z)
+ t)))))
+
+;;; On x86 and x86-64 upto 1.0.28.16 LENGTH and WORDS argument
+;;; tns to ALLOCATE-VECTOR-ON-STACK could be packed in the same
+;;; location, leading to all manner of badness. ...reproducing this
+;;; reliably is hard, but this it at least used to break on x86-64.
+(defun length-and-words-packed-in-same-tn (m)
+ (declare (optimize speed (safety 0) (debug 0) (space 0)))
+ (let ((array (make-array (max 1 m) :element-type 'fixnum)))
+ (declare (dynamic-extent array))
+ (array-total-size array)))
+(with-test (:name :length-and-words-packed-in-same-tn)
+ (assert (= 1 (length-and-words-packed-in-same-tn -3))))
+
+(with-test (:name :handler-case-bogus-compiler-note)
+ (handler-bind ((compiler-note #'error))
+ ;; Taken from SWANK, used to signal a bogus stack allocation
+ ;; failure note.
+ (compile nil
+ `(lambda (files fasl-dir load)
+ (let ((needs-recompile nil))
+ (dolist (src files)
+ (let ((dest (binary-pathname src fasl-dir)))
+ (handler-case
+ (progn
+ (when (or needs-recompile
+ (not (probe-file dest))
+ (file-newer-p src dest))
+ (setq needs-recompile t)
+ (ensure-directories-exist dest)
+ (compile-file src :output-file dest :print nil :verbose t))
+ (when load
+ (load dest :verbose t)))
+ (serious-condition (c)
+ (handle-loadtime-error c dest))))))))))
+
+(with-test (:name :dx-compiler-notes)
+ (let ((n 0))
+ (handler-bind ((compiler-note (lambda (c)
+ (declare (ignore cc))
+ (incf n))))
+ (compile nil `(lambda (x)
+ (let ((v (make-array x)))
+ (declare (dynamic-extent v))
+ (length v))))
+ (assert (= 1 n))
+ (compile nil `(lambda (x)
+ (let ((y (if (plusp x)
+ (true x)
+ (true (- x)))))
+ (declare (dynamic-extent y))
+ (print y)
+ nil)))
+ (assert (= 3 n)))))