From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 32562 invoked by alias); 18 Nov 2011 18:12:27 -0000 Received: (qmail 32549 invoked by uid 22791); 18 Nov 2011 18:12:26 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 18 Nov 2011 18:12:13 +0000 From: "patrick.marlier at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/51211] ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2242) with -fgnu-tm -O -freorder-blocks -ftracer --param hot-bb-frequency-fraction=1 and __transaction_atomic Date: Fri, 18 Nov 2011 18:29:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: patrick.marlier at gmail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: CC Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2011-11/txt/msg01912.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51211 Patrick Marlier changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |aldyh at gcc dot gnu.org --- Comment #1 from Patrick Marlier 2011-11-18 18:11:56 UTC --- This seems to solve the issue but we need to figure out why we get _ITM_RU here. Thanks for reporting :) Patrick Marlier. Index: trans-mem.c =================================================================== --- trans-mem.c (revision 181466) +++ trans-mem.c (working copy) @@ -2211,6 +2211,9 @@ if (fn_decl == builtin_decl_explicit (BUILT_IN_TM_MEMSET)) transaction_subcode_ior (region, GTMA_HAVE_STORE); + if (flags_from_decl_or_type (fn_decl) & ECF_TM_BUILTIN) + return false; + if (is_tm_pure_call (stmt)) return false;