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| author | Mattias Engdegård <mattiase@acm.org> | 2021-11-02 14:48:55 +0100 |
|---|---|---|
| committer | Mattias Engdegård <mattiase@acm.org> | 2021-11-02 22:46:20 +0100 |
| commit | 493fde95bed6c65e049b8e664837397546847b37 (patch) | |
| tree | 1ec80cf28953b9ff84116f2e55c78b55add185e2 /test/lisp/emacs-lisp | |
| parent | 11702a6dd7cb8286f28b7cb986057d2d2c66a914 (diff) | |
| download | emacs-493fde95bed6c65e049b8e664837397546847b37.tar.gz emacs-493fde95bed6c65e049b8e664837397546847b37.tar.bz2 emacs-493fde95bed6c65e049b8e664837397546847b37.zip | |
Optimise (cond) => nil at source level
* lisp/emacs-lisp/byte-opt.el (byte-optimize-cond):
Optimise clause-free `cond`, which can arise from earlier
transformations. This enables further optimisations.
* test/lisp/emacs-lisp/bytecomp-tests.el (bytecomp-tests--test-cases):
Add test cases.
Diffstat (limited to 'test/lisp/emacs-lisp')
| -rw-r--r-- | test/lisp/emacs-lisp/bytecomp-tests.el | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/test/lisp/emacs-lisp/bytecomp-tests.el b/test/lisp/emacs-lisp/bytecomp-tests.el index a6e224b3d2c..41edc1f8289 100644 --- a/test/lisp/emacs-lisp/bytecomp-tests.el +++ b/test/lisp/emacs-lisp/bytecomp-tests.el @@ -640,6 +640,9 @@ inner loops respectively." (f (list (lambda (x) (setq a x))))) (funcall (car f) 3) (list a b)) + + (cond) + (mapcar (lambda (x) (cond ((= x 0)))) '(0 1)) ) "List of expressions for cross-testing interpreted and compiled code.") |