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-rw-r--r--lisp/emacs-lisp/memory-report.el3
1 files changed, 2 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/memory-report.el b/lisp/emacs-lisp/memory-report.el
index 3166d33e029..cda2dee6cbc 100644
--- a/lisp/emacs-lisp/memory-report.el
+++ b/lisp/emacs-lisp/memory-report.el
@@ -31,7 +31,7 @@
(require 'subr-x)
(require 'cl-lib)
-(defvar memory-report--type-size (make-hash-table))
+(defvar memory-report--type-size nil)
;;;###autoload
(defun memory-report ()
@@ -84,6 +84,7 @@ by counted more than once."
(gethash 'object memory-report--type-size)))
(defun memory-report--set-size (elems)
+ (setq memory-report--type-size (make-hash-table))
(setf (gethash 'string memory-report--type-size)
(cadr (assq 'strings elems)))
(setf (gethash 'cons memory-report--type-size)