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Code Issues Releases Activity

Make lambda-lifting work again

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* lisp/emacs-lisp/cconv.el (cconv--analyze-use): Fix typo.
* test/lisp/emacs-lisp/cconv-tests.el (cconv-convert-lambda-lifted):
Add test case.
This commit is contained in:
Mattias Engdegård 2021-03-05 20:21:01 +01:00
parent 1ff46018f6
commit 1362a9fec4
2 changed files with 9 additions and 2 deletions
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2
lisp/emacs-lisp/cconv.el
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@ -612,7 +612,7 @@ FORM is the parent form that binds this var."
(push (cons (cons binder form) :captured+mutated)
cconv-var-classification))
(`(,(and binder `(,_ (function (lambda . ,_)))) nil nil nil t)
(push (cons (cons binder form) :lambda-candidates)
(push (cons (cons binder form) :lambda-candidate)
cconv-var-classification))))
(defun cconv--analyze-function (args body env parentform)

9
test/lisp/emacs-lisp/cconv-tests.el
View File

@ -182,7 +182,14 @@
(should (eq (cconv-tests-cl-defsubst) 'cl-defsubst-result)))
(ert-deftest cconv-convert-lambda-lifted ()
"Bug#30872."
;; Verify that lambda-lifting is actually performed at all.
(should (equal (cconv-closure-convert
'#'(lambda (x) (let ((f #'(lambda () (+ x 1))))
(funcall f))))
'#'(lambda (x) (let ((f #'(lambda (x) (+ x 1))))
(funcall f x)))))
;; Bug#30872.
(should
(equal (funcall
(byte-compile