From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28326 invoked by alias); 4 Feb 2015 21:34:05 -0000 Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org Received: (qmail 28211 invoked by uid 48); 4 Feb 2015 21:34:02 -0000 From: "jistone at redhat dot com" To: systemtap@sourceware.org Subject: [Bug tapsets/17928] A number of the systemtap.syscall/syscall.exp tests fail on 32-bit arm because size_t sign extended to 64-bit value Date: Wed, 04 Feb 2015 21:34:00 -0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: systemtap X-Bugzilla-Component: tapsets X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jistone at redhat dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: systemtap at sourceware dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-q1/txt/msg00105.txt.bz2 https://sourceware.org/bugzilla/show_bug.cgi?id=17928 Josh Stone changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jistone at redhat dot com --- Comment #1 from Josh Stone --- I believe these are just facing the symptoms of syscall wrappers, where every argument is a simple C long, and an inlined syscall function has the proper types. So the outer function we probe for .call/return doesn't know signs. This would be the ongoing work for bug 16716. For a size_t argument, it should probably be wrapped __ulong(), as syscall.read does for its $count argument. -- You are receiving this mail because: You are the assignee for the bug.