From nobody Tue Mar 18 12:59:58 2025 X-Original-To: dev-commits-src-branches@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 4ZHBl30PGQz5qd3d; Tue, 18 Mar 2025 12:59:59 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (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-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4ZHBl22V5fz3dWS; Tue, 18 Mar 2025 12:59:58 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1742302798; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=hk7UqmxNvAebu29NRAL++ohwRnGnKnMTisQuTVJOmdg=; b=DkaHQ34icUJ6zMgVkIIDbSYfLRYhWDgAnD2qxL50LvEw/t2eRUHSZf8JPyh7gbgkZhtNAh BN3c8+IIal4xDGNmFo5mJQAs2/rVxb1taswki5i+j+sQ3hC4lyKk8kb5tAqxEy6IB0nSzR izYgncj9mKEVGXarwktkGhSiPlP+JqB6/w9bHCmc79GZbUgGPziSxQxapHzN6jJa2sBBRs tCu09tKkNCzv0TcxWhEalREp2Aqn+05SbBQ5Q5Rler8SLhVWM8Y4sOiucIYRGgd6KG4GUq mzzx2EyO2a0A4i9w3ZHWJmkFriOCAVbHlf4NXprOho1Ru+7HHjvL9DhG2M+UpA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1742302798; a=rsa-sha256; cv=none; b=FHXQd9oKWbSNHmGOY6HmXi03v3aFy4v7gBTrBvEN9u3bRIfaP1bNEWZ+DdJWOetwCOm433 CQx/BY9bR2QVWXYDf0lpZzXiR0jtONOqNu3ugZ3vO5KdpNPsynlA5dgubOaoK7g691ICke wxJ75CMJgXDspicRYG+t2LyOiYTVw8sj3bekql1wXMwjCxqHNd7o+pfzq1+UgIuZS8czpO KGHaX+bGUrPZvGoAJNg3pgPYs54v6ZoBzZoeIaTeLO4Myf1AcEqJdHqfEEaW4KKfEwvT6s 2pYNf0Q4W2pn5U3p5sIwmMKNpIohUsh9blkrsNDhmxtadJWszfOtJnL90yqwqA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1742302798; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=hk7UqmxNvAebu29NRAL++ohwRnGnKnMTisQuTVJOmdg=; b=w/0pVCZKgXUJVr2be9+AmUmM4mRIr7xzpwxz3z6Q8T/L00YfHh5PgR64Zqi9rSo+Y37IrP bpRGS3+XI0Jr9oxNqThC8WlqMc66myTVHiiT48t7Yk9YXt1maeQUBuwLANudDrOcVjmmKN rejYJl5kTlMkCfjoGB1aIdRB4sQNrwJf2O1aY1y5/x74cp5j8CCCtWUmC1FlC0QiddsAXI 46cQU0YKFxUNBw+mjhqyldmtYvjLh2kyI5FTpI67cpXDFbiTkcb0JmYJzbKpCxKHTEAk9r bFMnDbM9BTra8eJroqGORBXwmojkrEjPUSmwi0ZRm5v0qxRI4RmyMi/7gsZiLw== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (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 mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4ZHBl21zYLzZnj; Tue, 18 Mar 2025 12:59:58 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.18.1/8.18.1) with ESMTP id 52ICxwP5073631; Tue, 18 Mar 2025 12:59:58 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 52ICxw7u073628; Tue, 18 Mar 2025 12:59:58 GMT (envelope-from git) Date: Tue, 18 Mar 2025 12:59:58 GMT Message-Id: <202503181259.52ICxw7u073628@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Christos Margiolis Subject: git: 235fe911df59 - stable/14 - include: add a userland version of __assert_unreachable List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: christos X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: 235fe911df596333ea63152baa7ec4eecdeb7d12 Auto-Submitted: auto-generated The branch stable/14 has been updated by christos: URL: https://cgit.FreeBSD.org/src/commit/?id=235fe911df596333ea63152baa7ec4eecdeb7d12 commit 235fe911df596333ea63152baa7ec4eecdeb7d12 Author: Kyle Evans AuthorDate: 2025-01-13 00:41:25 +0000 Commit: Christos Margiolis CommitDate: 2025-03-18 12:55:24 +0000 include: add a userland version of __assert_unreachable The kernel has had a version of this since c79cee71363d ("kernel: provide panicky version of __unreachable"), and userland can benefit from the same. __unreachable is largely inadequate because it's *not* an assertion of any sort, so we're not really alerted to a problem that we could've anticipated. Reviewed by: emaste, imp, jhb, olce Differential Revision: https://reviews.freebsd.org/D48077 (cherry picked from commit 712f81feea416e9f8aaf040173883876a50a7d34) --- include/assert.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/assert.h b/include/assert.h index 54e1456b9e0d..b483465dfc5f 100644 --- a/include/assert.h +++ b/include/assert.h @@ -45,15 +45,22 @@ #undef assert #undef _assert +#undef __assert_unreachable #ifdef NDEBUG #define assert(e) ((void)0) #define _assert(e) ((void)0) +#if __BSD_VISIBLE +#define __assert_unreachable() __unreachable() +#endif /* __BSD_VISIBLE */ #else #define _assert(e) assert(e) #define assert(e) ((e) ? (void)0 : __assert(__func__, __FILE__, \ __LINE__, #e)) +#if __BSD_VISIBLE +#define __assert_unreachable() assert(0 && "unreachable segment reached") +#endif /* __BSD_VISIBLE */ #endif /* NDEBUG */ #ifndef _ASSERT_H_