| 2021-10-21 12:55:54 |
Paul M. Rodriguez |
description |
Loading this file:
```
(in-package :cl-user)
(defclass my-class ()
())
(declaim (sb-ext:freeze-type my-class))
;; Either one of these will trigger the bug.
;; (defun my-function ()
;; (the my-class (values (make-instance 'my-class))))
(defun my-function (x)
(declare (my-class x))
x)
```
Results in `Unexpected metatype for #<SB-KERNEL:WRAPPER (ID=1163) for MY-CLASS {50412B03}>`, `sb-c::transform-instance-typep`.
This happens in SBCL 2.1.7, 2.1.9, and SBCL 2.1.9.118-d8761b1f6.
Output of `uname -a`:
```
Linux prodriguez-2102 5.4.0-89-generic #100~18.04.1-Ubuntu SMP Wed Sep 29 10:59:42 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
```
Value of `*features*`:
```
(:QUICKLISP :ASDF3.3 :ASDF3.2 :ASDF3.1 :ASDF3 :ASDF2 :ASDF :OS-UNIX
:NON-BASE-CHARS-EXIST-P :ASDF-UNICODE :X86-64 :GENCGC :64-BIT :ANSI-CL
:COMMON-LISP :ELF :IEEE-FLOATING-POINT :LINUX :LITTLE-ENDIAN
:PACKAGE-LOCAL-NICKNAMES :SB-CORE-COMPRESSION :SB-LDB :SB-PACKAGE-LOCKS
:SB-THREAD :SB-UNICODE :SBCL :UNIX)
``` |
Loading this file:
```
(in-package :cl-user)
(defclass my-class ()
())
(declaim (sb-ext:freeze-type my-class))
;; Either one of these will trigger the bug.
;; (defun my-function ()
;; (the my-class (values (make-instance 'my-class))))
(defun my-function (x)
(declare (my-class x))
x)
```
Results in `Unexpected metatype for #<SB-KERNEL:WRAPPER (ID=1163) for MY-CLASS {50412B03}>`, in `sb-c::transform-instance-typep`.
This happens in SBCL 2.1.7, 2.1.9, and SBCL 2.1.9.118-d8761b1f6.
Output of `uname -a`:
```
Linux prodriguez-2102 5.4.0-89-generic #100~18.04.1-Ubuntu SMP Wed Sep 29 10:59:42 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
```
Value of `*features*`:
```
(:QUICKLISP :ASDF3.3 :ASDF3.2 :ASDF3.1 :ASDF3 :ASDF2 :ASDF :OS-UNIX
:NON-BASE-CHARS-EXIST-P :ASDF-UNICODE :X86-64 :GENCGC :64-BIT :ANSI-CL
:COMMON-LISP :ELF :IEEE-FLOATING-POINT :LINUX :LITTLE-ENDIAN
:PACKAGE-LOCAL-NICKNAMES :SB-CORE-COMPRESSION :SB-LDB :SB-PACKAGE-LOCKS
:SB-THREAD :SB-UNICODE :SBCL :UNIX)
``` |
|
