X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fcompiler%2Faliencomp.lisp;h=5ca25aced6badf7d5daf495b97bfbf80012e2c5a;hb=f741a144c386acdb82cac2e3352abab7cff65f1d;hp=bebc0a31ce45b400d07210f0036097faf6d736c3;hpb=e7476d980c0b4949c9416b59249d0d621c0f747d;p=sbcl.git

diff --git a/src/compiler/aliencomp.lisp b/src/compiler/aliencomp.lisp
index bebc0a3..5ca25ac 100644
--- a/src/compiler/aliencomp.lisp
+++ b/src/compiler/aliencomp.lisp
@@ -190,6 +190,8 @@
          (abort-ir1-transform "too many indices for pointer deref: ~W"
                               (length indices)))
        (let ((element-type (alien-pointer-type-to alien-type)))
+         (unless element-type
+           (give-up-ir1-transform "unable to open code deref of wild pointer type"))
          (if indices
              (let ((bits (alien-type-bits element-type))
                    (alignment (alien-type-alignment element-type)))
@@ -704,6 +706,7 @@
               (setf body `(invoke-with-saved-fp-and-pc (lambda () ,body))))
             (/noshow "returning from DEFTRANSFORM ALIEN-FUNCALL" (params) body)
             `(lambda (function ,@(params))
+               (declare (optimize (let-conversion 3)))
                ,body)))))))
 
 (defoptimizer (%alien-funcall derive-type) ((function type &rest args))