From: Mark Wooding <mdw@distorted.org.uk>
Date: Sun, 26 Mar 2017 14:16:18 +0000 (+0100)
Subject: src/class-make-impl.lisp: Forbid slots with function types.
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/sod/commitdiff_plain/eeb8cc3f91402d0b7d78e17e09f69ff2a2b64882?ds=inline

src/class-make-impl.lisp: Forbid slots with function types.

Pointer-to-function type is fine, of course.
---

diff --git a/src/class-make-impl.lisp b/src/class-make-impl.lisp
index 7263e44..78f8fed 100644
--- a/src/class-make-impl.lisp
+++ b/src/class-make-impl.lisp
@@ -66,6 +66,8 @@   (default-slot-from-property (class 'chain-link slot-names)
 (defmethod make-sod-slot
     ((class sod-class) name type pset &optional location)
   (with-default-error-location (location)
+    (when (typep type 'c-function-type)
+      (error "Slot declarations cannot have function type"))
     (let ((slot (make-instance (get-property pset :slot-class :symbol
 					     'sod-slot)
 			       :class class