From nobody Tue Mar 12 05:59:47 2024 X-Original-To: bugs@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 4Tv2zS1Hqnz5DNRD for ; Tue, 12 Mar 2024 05:59:48 +0000 (UTC) (envelope-from bugzilla-noreply@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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Tv2zR3qdrz4vSD for ; Tue, 12 Mar 2024 05:59:47 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1710223187; a=rsa-sha256; cv=none; b=bgQp3OkJCa7kT3UxWN7ddiYudhJlSs+lZhohKJg2bYU1IQrIh5Tiebcvkco119ykaNc0MC U4uQX8hpG2OcCVEVVyODtG96jcbuiUq4K4M1ITeof1uY6ocffk5GrSXAyxvcWbNIoP0ToI janxYVjQtEBW+2s2HBPccn3U35+ABlsAMVCZKXTLrGsr5IBegPqeEV8nDRWTO7wdpdjUiP OCzAeN/W5LadIREdHJ2wnNu/z9K2TsVi5nJMt6K2XkSOqByo6C082JRP1mAOG7LdJpTlTM XZBdS41L5qLoDtjOo78ZPfjHxghLWScdGOc6AKfNHoyqgRf4ut0VgqAJQmtTmA== 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=1710223187; 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=wA8wOIp3YYPb+Y0Rx1bq5INzyilCEoWY1/Ac8Z4S8Hg=; b=NWrwLBurPmrzitpie+xIIlJg0LCfWThPV/4XvQ9zXlFIRxV+EUxhAk5QT7VxBUmHGI8rBK SunmkRJMKUeaJOEOSNNs1Nga+au2Bcz49K4Cfo9gcp4SKxgRwyn/SPBjeHtLm+pEDM8uOb 4Tx96KKPwRIjcwj9P5w8JjW9nx8eolIpiK39q/XuUePo+Rk/IiN/KR7k/NBD0HAkuqi6Y4 AkCoitohv1YZ5ieHv9rrr/Uo+mNlVaorX9nrnNDW+QwbgKl6QSFZT5Ok8VnnfWzqlMrS18 u82awvFWyiBxZPEwN1fFm1z+poFx1xPavw4vJffXCuL3x6mOnKmcGhcchCoPPg== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (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 4Tv2zR3JxBz12LN for ; Tue, 12 Mar 2024 05:59:47 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 42C5xlGP082057 for ; Tue, 12 Mar 2024 05:59:47 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 42C5xlCx082056 for bugs@FreeBSD.org; Tue, 12 Mar 2024 05:59:47 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 277649] clang version 17.0.6 compiles va_list to both integer and structure pointer Date: Tue, 12 Mar 2024 05:59:47 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: 13.3-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: jguojun@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D277649 Bug ID: 277649 Summary: clang version 17.0.6 compiles va_list to both integer and structure pointer Product: Base System Version: 13.3-RELEASE Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: bin Assignee: bugs@FreeBSD.org Reporter: jguojun@gmail.com new clang release 17.0.6 in 13.3-R generates a weird error on using va_list: /usr/bin/cc compiled va_list at line 8 as 'unsigned int', where at line 14,= cc compiles va_list as 'struct __va_list_tag *'. No other C compiler has a such issue. 1 /* ParseARGUment . C 2 # 3 */ 4 5 #include 6 7 struct a_build_ctrl_t { 8 va_list ap; /* why it is uint ??? */ 9 int last_arg_t, 10 List_In; 11 }; 12 13 void* 14 build_arg_fmt_list(void* fmt, va_list ap) // here is a struct= ure pointer 15 { 16 int tBE, na=3D1, Nv; 17 register int n, ne; 18 char *cp, *cpr, *fmtp; 19 struct a_build_ctrl_t abc =3D {ap, 0}; 20 #define nv ne 21 // ... 22 } cc: warning: -Wl,--allow-shlib-undefined: 'linker' input unused [-Wunused-command-line-argument] parsargu.c:20:30: error: incompatible pointer to integer conversion initializing 'unsigned int' with an expression of type 'struct __va_list_ta= g *' [-Wint-conversion] 20 | struct a_build_ctrl_t abc =3D {ap, 0}; | ^~ 1 error generated. *** Error code 1 --=20 You are receiving this mail because: You are the assignee for the bug.=