From nobody Sat Feb 01 16:51:59 2025 X-Original-To: hackers@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4Ylf1g3bvZz5m7qx for ; Sat, 01 Feb 2025 16:52:07 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4Ylf1g0fzNz3l3R for ; Sat, 01 Feb 2025 16:52:06 +0000 (UTC) (envelope-from kostikbel@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: from tom.home (kib@localhost [127.0.0.1] (may be forged)) by kib.kiev.ua (8.18.1/8.18.1) with ESMTP id 511GpxZk049872; Sat, 1 Feb 2025 18:52:02 +0200 (EET) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.10.3 kib.kiev.ua 511GpxZk049872 Received: (from kostik@localhost) by tom.home (8.18.1/8.18.1/Submit) id 511Gpx46049871; Sat, 1 Feb 2025 18:51:59 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Sat, 1 Feb 2025 18:51:59 +0200 From: Konstantin Belousov To: "Bjoern A. Zeeb" Cc: hackers@freebsd.org Subject: Re: %b with uint64_t? Message-ID: References: <157p941p-159p-rn75-2qo9-6762o7sprq40@yvfgf.mnoonqbm.arg> List-Id: Technical discussions relating to FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-hackers List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-hackers@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <157p941p-159p-rn75-2qo9-6762o7sprq40@yvfgf.mnoonqbm.arg> X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FORGED_GMAIL_RCVD,FREEMAIL_FROM, NML_ADSP_CUSTOM_MED autolearn=no autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on tom.home X-Rspamd-Queue-Id: 4Ylf1g0fzNz3l3R X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:6939, ipnet:2001:470::/32, country:US] On Sat, Feb 01, 2025 at 01:07:37AM +0000, Bjoern A. Zeeb wrote: > Hi, > > I recently ran into a problem with a uint64_t bitflag to use the %b > print format in the kernel. > > I tried the usual %jb with uintmax_t but clang didn't seem to like that > either. This combination seems to be supported by subr_prf.c. It is likely that just a clang checker does not know about the %jb format. It would require some (more) local patches. Sorry that this is not too helpful. > > Is there a way to make this work? > > /bz > > -- > Bjoern A. Zeeb r15:7