Fix typo in cconv

* lisp/emacs-lisp/cconv.el (cconv-convert): Typo.
* test/lisp/emacs-lisp/bytecomp-tests.el (bytecomp-tests--test-cases):
Add test case.

2 files changed, 8 insertions, 1 deletions

diff --git a/lisp/emacs-lisp/cconv.el b/lisp/emacs-lisp/cconv.el
index afaa13a8695..b37cfebab31 100644
--- a/lisp/emacs-lisp/cconv.el
+++ b/lisp/emacs-lisp/cconv.el
@@ -498,7 +498,7 @@ places where they originally did not directly appear."
      (let* ((class (and var (cconv--var-classification (list var) form)))
             (newenv
              (cond ((eq class :captured+mutated)
-                    (cons `(,var . (car-save ,var)) env))
+                    (cons `(,var . (car-safe ,var)) env))
                    ((assq var env) (cons `(,var) env))
                    (t env)))
             (msg (when (eq class :unused)
diff --git a/test/lisp/emacs-lisp/bytecomp-tests.el b/test/lisp/emacs-lisp/bytecomp-tests.el
index 94e33a7770e..a11832d805e 100644
--- a/test/lisp/emacs-lisp/bytecomp-tests.el
+++ b/test/lisp/emacs-lisp/bytecomp-tests.el
@@ -437,6 +437,13 @@
                   (/ 1 0)
                 (arith-error x))))
       (list x y))
+
+    (funcall
+     (condition-case x
+         (/ 1 0)
+       (arith-error (prog1 (lambda (y) (+ y x))
+                      (setq x 10))))
+     4)
     )
   "List of expressions for cross-testing interpreted and compiled code.")