From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5997CC7EE23 for ; Mon, 5 Jun 2023 11:39:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231886AbjFELjS (ORCPT ); Mon, 5 Jun 2023 07:39:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55816 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232682AbjFELjO (ORCPT ); Mon, 5 Jun 2023 07:39:14 -0400 Received: from mail-wm1-x32b.google.com (mail-wm1-x32b.google.com [IPv6:2a00:1450:4864:20::32b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D6021F4 for ; Mon, 5 Jun 2023 04:39:08 -0700 (PDT) Received: by mail-wm1-x32b.google.com with SMTP id 5b1f17b1804b1-3f7368126a6so12105765e9.0 for ; Mon, 05 Jun 2023 04:39:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1685965147; x=1688557147; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=CJm9VerPprP20j7Fsz2xx5dvjJtNntmzfitHUd1wSFQ=; b=Vd3lTDU48ctsL6L3cVrG/IkrX0S0MZM5qK2uG+2scbj/s/Zn4XlvMh7gLxEFPUcTkr 8Q1MF+xzU56zGfe7NLA6B0sjjtra4wskwJ2S+hQ0UXnLW7fUSpBGIjMDSwtt2hmvKDu5 UlzxmrtjLZWvq+QMlFiobttXZHFFZ2PO3eSX5ERVs3MLkgfmK/OTyQ3JAixrDevhdB4q Ek8W5iOfXfBSytdRezjCNAJX+Ft9Gq6momcjXaJwsuBFYnIJHFB79AQb+8w0NPX6xSvz hanwM/LiRLtzoxR2w0spKfgNsDjZBqXbNJrnP8C1HPtb4zsibCqTqq52cVDpeLEWYhyB NTOQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685965147; x=1688557147; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=CJm9VerPprP20j7Fsz2xx5dvjJtNntmzfitHUd1wSFQ=; b=O0OUpg6u/JxXJA0/wlBzBcqRVWAsyNbjaN2CrzRqFyd6hsW7F7JqdZtqgpM/avQFXm Tlir9kx/0TuyznDz1OjL/zXxFzTxRbPccgKxzKWJT6RIyvat5esPIuUUmUi0TDjniLfO OuYx9sflV/GzPGSIgA4LdAlIN12P59CSIKVSvZO2lA3XnZchIBp5GyDV5/auv6FfT745 E6voYhrdUKNkV+kGxvHEF1435F9oYMug+LDIW2iUHXwNt9J3CvOnzxHjD5VdKolDS+hR ERdsBh7NHy0zABPJheHYy7rL22xdwBk28BYXM/+hCoRxje9yEft1v9P5DJwRrV4YSumR Gh4g== X-Gm-Message-State: AC+VfDxfIWdqDvlvsKIL/bO+sISaVlJoBYdpXeRulnoVbM6T0PEJ3UYQ dwq4fq3DBVD6mutbAPsJKXmJMTkRg6w= X-Google-Smtp-Source: ACHHUZ5IWUo7/NyI8lQ6uzUElzQAvmAMkC5c4xDfLKZJED+HYRJDONT7HnjNXwwwQ4G5PRrqBamClw== X-Received: by 2002:a1c:4c15:0:b0:3f7:e70c:8eb0 with SMTP id z21-20020a1c4c15000000b003f7e70c8eb0mr690624wmf.2.1685965147157; Mon, 05 Jun 2023 04:39:07 -0700 (PDT) Received: from asus5775.alejandro-colomar.es ([170.253.51.134]) by smtp.googlemail.com with ESMTPSA id m11-20020a7bce0b000000b003f1958eeadcsm14038493wmc.17.2023.06.05.04.39.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Jun 2023 04:39:06 -0700 (PDT) From: Alejandro Colomar X-Google-Original-From: Alejandro Colomar To: linux-man@vger.kernel.org Cc: Alejandro Colomar , Yedidyah Bar David Subject: [PATCH v1b] isalpha.3: Move NOTES to CAVEATS, and clarify some Undefined Behavior Date: Mon, 5 Jun 2023 13:38:37 +0200 Message-Id: <20230605113836.8496-1-alx@kernel.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <14cbb4e3-9302-8065-2320-978181fbede0@gmail.com> References: <14cbb4e3-9302-8065-2320-978181fbede0@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org Reported-by: Yedidyah Bar David Signed-off-by: Alejandro Colomar --- I suggest this instead. man3/isalpha.3 | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/man3/isalpha.3 b/man3/isalpha.3 index 000e816d7..721ca8972 100644 --- a/man3/isalpha.3 +++ b/man3/isalpha.3 @@ -345,13 +345,15 @@ .SH HISTORY .TP .BR isascii_l () glibc 2.3. -.SH NOTES +.SH CAVEATS The standards require that the argument .I c for these functions is either .B EOF or a value that is representable in the type -.IR "unsigned char" . +.IR "unsigned char" ; +otherwise, +the behavior is undefined. If the argument .I c is of type -- 2.40.1