From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Paul Pogonyshev Newsgroups: gmane.emacs.bugs Subject: bug#52147: Eager macro-expansion is not performed in `eval-and-compile' functions Date: Sat, 27 Nov 2021 20:37:01 +0100 Message-ID: Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="00000000000093419605d1ca55af" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="12526"; mail-complaints-to="usenet@ciao.gmane.io" To: 52147@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Nov 27 20:38:23 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mr3Wg-000314-3S for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 27 Nov 2021 20:38:22 +0100 Original-Received: from localhost ([::1]:59762 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mr3We-000833-7Q for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 27 Nov 2021 14:38:20 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:50436) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mr3WO-00082o-Bd for bug-gnu-emacs@gnu.org; Sat, 27 Nov 2021 14:38:04 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:51239) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mr3WL-0000HR-VX for bug-gnu-emacs@gnu.org; Sat, 27 Nov 2021 14:38:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mr3WL-0005kb-Rc for bug-gnu-emacs@gnu.org; Sat, 27 Nov 2021 14:38:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Paul Pogonyshev Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 27 Nov 2021 19:38:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 52147 X-GNU-PR-Package: emacs X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.163804183922028 (code B ref -1); Sat, 27 Nov 2021 19:38:01 +0000 Original-Received: (at submit) by debbugs.gnu.org; 27 Nov 2021 19:37:19 +0000 Original-Received: from localhost ([127.0.0.1]:34552 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mr3Vf-0005jE-2b for submit@debbugs.gnu.org; Sat, 27 Nov 2021 14:37:19 -0500 Original-Received: from lists.gnu.org ([209.51.188.17]:60560) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mr3Vd-0005j7-Qj for submit@debbugs.gnu.org; Sat, 27 Nov 2021 14:37:18 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:50358) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mr3Vd-0007Ra-GS for bug-gnu-emacs@gnu.org; Sat, 27 Nov 2021 14:37:17 -0500 Original-Received: from [2a00:1450:4864:20::529] (port=34365 helo=mail-ed1-x529.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mr3Vb-0000Cu-Pc for bug-gnu-emacs@gnu.org; Sat, 27 Nov 2021 14:37:17 -0500 Original-Received: by mail-ed1-x529.google.com with SMTP id x15so53357542edv.1 for ; Sat, 27 Nov 2021 11:37:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:from:date:message-id:subject:to; bh=K4IjxPxIjn+GPCOExKC78RjmkM5OfXZTBh7NKwlAsZo=; b=jnOeQsWOnDs8zVETjIuCL3mveIOUBsn11MAkGzsSKR3JF4JoATZkVlocncUFJz8Hwh lg4gYD3Yxt7ruhQxeLKNJg/T3/1uggYK7EgrYpS7lXqXW9q5evk9IeN+A3gsj1/UsoqU diZQUxaRHMAiX7Pkdy1DJd09RkXouGxPDqzp9k8+6QTyFkUgqUD5FZ6ZRvFfFvkSsgHn Li1+qyS76YnzOogDOdghBqteoI4cVcI/svt2UCuuUyZkCadt58QQaQoZo8L+OOct61nj G6hTPKK4+cOA5pDhcyA70GQ76vWHi7yD8Bbevm2gLfoHLlcDOvYdzTwdbvpW8tCl6jVc ip+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=K4IjxPxIjn+GPCOExKC78RjmkM5OfXZTBh7NKwlAsZo=; b=Fd/EzdHNiqDq3QbKxMjvbhpI6+ig4x6onC5oWlTQzM9Cesck1NPrx5ra44tyRaK3ED uN1DTv0jlm9mqKi1sTkV4YZI2xYoBGz6RFrlLlRtrdh4M1VcdRp00DVha/jfMZWulqno V8feJkB1FdVYyn6HVFm2zuGhheN5P4NxWDPUhg+C+mm+XOWlavJtIlLCdZZTUli5l9II fdvpH/gfnW6S4Fhz7FiZy6Zyrj0TsL/jHFLp4Ea1HLVE+7C1FHQErbmsmK1sbYkIcYFM paDGwUZwEH4tW8cJGF/Zr7eyILOhwUuDCQceqT3F/tHp+P41Y+kt8q4nEngLpdL4VtM3 ccpQ== X-Gm-Message-State: AOAM533/ojAx5u27t5J814MRPlUtQzycOAP1mPuvhkcwMIxXgRzmFQz7 Ngwsmq2ybr+uuPJraSIN9sg0WPBJFkZWH43mNwfIA3Vkkw== X-Google-Smtp-Source: ABdhPJxlN134+I6brGEThXRAHI0VNomDIj1UNOGIDBO+ruwenfZd+X8vHknsbz1lV7LLzpzE1lPwdu4BGomGeR43Fcc= X-Received: by 2002:a17:907:96aa:: with SMTP id hd42mr50663510ejc.385.1638041832865; Sat, 27 Nov 2021 11:37:12 -0800 (PST) X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::529 (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::529; envelope-from=pogonyshev@gmail.com; helo=mail-ed1-x529.google.com X-Spam_score_int: 6 X-Spam_score: 0.6 X-Spam_bar: / X-Spam_report: (0.6 / 5.0 requ) BAYES_40=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:220945 Archived-At: --00000000000093419605d1ca55af Content-Type: text/plain; charset="UTF-8" Simple code to demonstrate this: ;; -*- lexical-binding: t -*- (defmacro my-macro (x) `,x) (eval-and-compile (defun my-func-eac (what) (my-macro what))) (defun my-func-normal (what) (my-macro what)) (print (symbol-function 'my-func-eac)) (print (symbol-function 'my-func-normal)) `eval-and-compile' is advertised in Elisp manual to make byte-compilation of certain macros without prior loading possible. Looks strange that at the same time it can worsen performance of non-byte-compiled code. Paul --00000000000093419605d1ca55af Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Simple code to demonstrate this:

= ;; -*- lexical-binding: t -*-

(defmacro my-macro (x)
=C2=A0 `,x)<= br>
(eval-and-compile
=C2=A0 (defun my-func-eac (what)
=C2=A0 =C2= =A0 (my-macro what)))

(defun my-func-normal (what)
=C2=A0 (my-mac= ro what))

(print (symbol-function 'my-func-eac))
(print (symb= ol-function 'my-func-normal))

`eval-and-compile&= #39; is advertised in Elisp manual to make byte-compilation of certain macr= os without prior loading possible. Looks strange that at the same time it c= an worsen performance of non-byte-compiled code.

P= aul
--00000000000093419605d1ca55af--