X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Farray.lisp;h=a3c6793066407521329670cd97939a9104d237a3;hb=dcb73f3edef1e31078fbe585e2fafbd26743efd7;hp=29d54a20bc8c428c9879193355936b0174f05f63;hpb=eb4a67799308fc2e610ca330401c9cb07533143c;p=sbcl.git

diff --git a/src/code/array.lisp b/src/code/array.lisp
index 29d54a2..a3c6793 100644
--- a/src/code/array.lisp
+++ b/src/code/array.lisp
@@ -975,7 +975,13 @@ of specialized arrays is supported."
 ;;;; ZAP-ARRAY-DATA for ADJUST-ARRAY
 
 ;;; a temporary to be used when OLD-DATA and NEW-DATA are EQ.
-;;; KLUDGE: Boy, DYNAMIC-EXTENT would be nice.
+;;; KLUDGE: Boy, DYNAMIC-EXTENT would be nice. This is rebound
+;;; to length zero array in each new thread.
+;;;
+;;; DX is probably a bad idea, because a with a big array it would
+;;; be fairly easy to blow the stack.
+;;;
+;;; Rebound per thread.
 (defvar *zap-array-data-temp* (make-array 1000 :initial-element t))
 
 (defun zap-array-data-temp (length element-type initial-element