tests/compiler-2.impure-cload.lisp

   1 ;;;; -*- lisp -*-
   2
   3 ;;;; This software is part of the SBCL system. See the README file for
   4 ;;;; more information.
   5 ;;;;
   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
   8 ;;;; from CMU CL.
   9 ;;;;
  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.
  13
  14 (cl:in-package :cl-user)
  15
  16 ;;;; recognize self-calls
  17 (declaim (optimize speed))
  18
  19 ;;; This is a fopcompilable form that caused FOP stack underflow
  20 ;;; because the PROGN and SETQ each failed to push a NIL onto the stack.
  21 ;;; >>> DO NOT ADD A (WITH-TEST) TO THIS. <<< It must stay fopcompilable.
  22 (let ((a (progn)) ; lp# 1427050
  23       (b (setq))
  24       (c (+ 1 2)))
  25   (print c)
  26   (defvar *aaa* a)
  27   (defvar *bbb* b))
  28
  29
  30 ;;;; These three forms should be equivalent.
  31
  32 ;;; This used to be a bug in the handling of null-lexenv vs toplevel
  33 ;;; policy: LOCALLY and MACROLET hid the toplevel policy from view.
  34
  35 (locally
  36     (defun foo (n)
  37       (frob 'foo)
  38       (if (<= n 0)
  39           n
  40           (foo (1- n)))))
  41
  42 (progn
  43   (defun bar (n)
  44     (frob 'bar)
  45     (if (<= n 0)
  46         n
  47         (bar (1- n)))))
  48
  49 (macrolet ()
  50   (defun quux (n)
  51     (frob 'quux)
  52     (if (<= n 0)
  53         n
  54         (quux (1- n)))))
  55
  56 (defun frob (x)
  57   (setf (fdefinition x) (constantly 13)))
  58
  59 (defun test ()
  60   (list (foo 1) (bar 1) (quux 1)))
  61
  62 (assert (equal (test) '(0 0 0)))
  63 (assert (equal (test) '(13 13 13))) ; sanity check
  64
  65 ;;; Bug in 1.0.2 and 1.0.3, where the XEP was compiled with the wrong
  66 ;;; policy. (Test-case derived from code posted by alexander.ekart in
  67 ;;; comp.lang.lisp).
  68
  69 (locally
  70     (declare (optimize (safety 0)))
  71   (defun bubblesort (x y)
  72     (declare (type (simple-array fixnum (*)) x)
  73              (type fixnum y)
  74              (optimize (speed 3) (safety 3) (space 0) (debug 0)))
  75     (aref x y)))
  76
  77 (assert-error (bubblesort (make-array 10) 9))
  78
  79 (define-symbol-macro %trash% what)
  80 (locally
  81   ;; just in case we get so smart that INFO becomes foldable
  82   (declare (notinline sb-int:info))
  83   (assert (eq (sb-int:info :variable :kind '%trash%) :macro))
  84   (assert (eq (sb-int:info :variable :macro-expansion '%trash%) 'what))
  85   (assert (sb-int:info :source-location :symbol-macro '%trash%)))
  86 (let ()
  87   (declare (notinline sb-int:info))
  88   (defconstant %trash% 9) ; this is non-toplevel
  89   (multiple-value-bind (val foundp)
  90       (sb-int:info :variable :macro-expansion '%trash%)
  91     (assert (and (not val) (not foundp)))))
  92
  93 ;; This must be one toplevel form.
  94 ;; In practice you'd never do anything like this I suspect.
  95 (progn
  96   (defvar *foofoo1* 1)
  97   (eval-when (:compile-toplevel)
  98     (setq sb-c::*source-plist* '(strange "Yes")))
  99   (defvar *foofoo2* 2))
 100
 101 (with-test (:name :source-location-plist-invalid-memoization)
 102   (assert (null (sb-c:definition-source-location-plist
 103                     (sb-int:info :source-location :variable '*foofoo1*))))
 104   (assert (equal (sb-c:definition-source-location-plist
 105                      (sb-int:info :source-location :variable '*foofoo2*))
 106                  '(strange "Yes"))))