X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fir2tran.lisp;h=47968509f9416ffe6d288dc3002f35e66918c5d7;hb=95591ed483dbb8c0846c129953acac1554f28809;hp=cc74cca0937deda64aba578111377d44408ccf3e;hpb=79a8e51bf4b06a5bd57bc90233605f98fee3b041;p=sbcl.git

diff --git a/src/compiler/ir2tran.lisp b/src/compiler/ir2tran.lisp
index cc74cca..4796850 100644
--- a/src/compiler/ir2tran.lisp
+++ b/src/compiler/ir2tran.lisp
@@ -56,10 +56,13 @@
 (defevent make-value-cell-event "Allocate heap value cell for lexical var.")
 (defun emit-make-value-cell (node block value res)
   (event make-value-cell-event node)
-  (let ((leaf (tn-leaf res)))
+  (let* ((leaf (tn-leaf res))
+         (dx (when leaf (leaf-dynamic-extent leaf))))
+    (when (and dx (neq :truly dx) (leaf-has-source-name-p leaf))
+      (compiler-notify "cannot stack allocate value cell for ~S" (leaf-source-name leaf)))
     (vop make-value-cell node block value
          ;; FIXME: See bug 419
-         (and leaf (eq :truly (leaf-dynamic-extent leaf)))
+         (eq :truly dx)
          res)))
 
 ;;;; leaf reference
@@ -252,7 +255,11 @@
         (vop current-stack-pointer call 2block
              (ir2-lvar-stack-pointer (lvar-info leaves))))
       (dolist (leaf (lvar-value leaves))
-        (binding* ((xep (functional-entry-fun leaf) :exit-if-null)
+        (binding* ((xep (awhen (functional-entry-fun leaf)
+                          ;; if the xep's been deleted then we can skip it
+                          (if (eq (functional-kind it) :deleted)
+                              nil it))
+                        :exit-if-null)
                    (nil (aver (xep-p xep)))
                    (entry-info (lambda-info xep) :exit-if-null)
                    (tn (entry-info-closure-tn entry-info) :exit-if-null)