From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3533 invoked by alias); 12 Apr 2018 18:27:18 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 3521 invoked by uid 89); 12 Apr 2018 18:27:17 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-11.4 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,GIT_PATCH_2,GIT_PATCH_3,KAM_NUMSUBJECT,KAM_SHORT,RCVD_IN_DNSWL_NONE,SPF_PASS,URIBL_RED autolearn=ham version=3.3.2 spammy=gcc-regression, gccregression X-HELO: mail-oi0-f50.google.com Received: from mail-oi0-f50.google.com (HELO mail-oi0-f50.google.com) (209.85.218.50) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 12 Apr 2018 18:27:14 +0000 Received: by mail-oi0-f50.google.com with SMTP id e123-v6so6071643oih.13 for ; Thu, 12 Apr 2018 11:27:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=/AO/372MGTnQqo7j7jpC4I+wjnA65EL98t93GDn2z9s=; b=KjMtyFQIhwCes7OwsWApx0kCVDVzKW4AjaQMBCvAf+RwCqUp2wcNtVN3lOslNUKOuS awq2sj9++jtmXDzQm9s1dZGiuZC35jTTzavPY0HdDPrh4grw1MWxmcaRD8yqr1VLqsGM g5rxXzEMaUSVZAO6BPGJM17QjBn2JfdbUuARvgbeixXBTF0ADpeYWhuz+bF3S4B2bgtt 07W+EQUWRGsLZ9TIIxZOA9n+NpEA40y7GjH3D73BPKKvyTI+e8+jUGXu2EqCIju1hY/J /wx4ClW6lTxLTvGRCTCeV5lwS9NU+wtP4KDzpAyf6vRpIuiScLvRt5pUGamO1aOthetv D3hA== X-Gm-Message-State: ALQs6tBGVKnePljHlh52BC0HZU+qmeAgBQRixP/Hj6KSfD6e2IP4ipza Qf1204X8oR+DCh7/H2LW2fHKcRVi5c8Dx/3j6Qg= X-Google-Smtp-Source: AIpwx49nL0XyJdli0qyKJHLP+fwEAso2nBELu+bQT/teUTEKRCRBSW8NRruG96mtgBEeJFBVCOQ8JhQ6Laq/j8WSYu0= X-Received: by 2002:aca:478a:: with SMTP id u132-v6mr6810274oia.227.1523557632338; Thu, 12 Apr 2018 11:27:12 -0700 (PDT) MIME-Version: 1.0 Received: by 10.74.190.152 with HTTP; Thu, 12 Apr 2018 11:27:11 -0700 (PDT) In-Reply-To: References: <20180406141029.GF8577@tucnak> From: "H.J. Lu" Date: Thu, 12 Apr 2018 18:27:00 -0000 Message-ID: Subject: Re: [PATCH] Handle empty infinite loops in OpenACC for PR84955 To: Cesar Philippidis Cc: Richard Biener , Jakub Jelinek , "gcc-patches@gcc.gnu.org" Content-Type: text/plain; charset="UTF-8" X-IsSubscribed: yes X-SW-Source: 2018-04/txt/msg00628.txt.bz2 On Wed, Apr 11, 2018 at 12:30 PM, Cesar Philippidis wrote: > On 04/09/2018 04:31 AM, Richard Biener wrote: >> On Fri, 6 Apr 2018, Jakub Jelinek wrote: >> >>> On Fri, Apr 06, 2018 at 06:48:52AM -0700, Cesar Philippidis wrote: >>>> 2018-04-06 Cesar Philippidis >>>> >>>> PR middle-end/84955 >>>> >>>> gcc/ >>>> * cfgloop.c (flow_loops_find): Add assert. >>>> * omp-expand.c (expand_oacc_for): Add dummy false branch for >>>> tiled basic blocks without omp continue statements. >>>> * tree-cfg.c (execute_fixup_cfg): Handle calls to internal >>>> functions like regular functions. >>>> >>>> libgomp/ >>>> * testsuite/libgomp.oacc-c-c++-common/pr84955.c: New test. >>>> * testsuite/libgomp.oacc-fortran/pr84955.f90: New test. >>> >>> I'd like to defer the cfgloop.c and tree-cfg.c changes to Richard, just want to >>> mention that: >>> >>>> --- a/gcc/tree-cfg.c >>>> +++ b/gcc/tree-cfg.c >>>> @@ -9586,10 +9586,7 @@ execute_fixup_cfg (void) >>>> for (gsi = gsi_start_bb (bb); !gsi_end_p (gsi);) >>>> { >>>> gimple *stmt = gsi_stmt (gsi); >>>> - tree decl = is_gimple_call (stmt) >>>> - ? gimple_call_fndecl (stmt) >>>> - : NULL; >>>> - if (decl) >>>> + if (is_gimple_call (stmt)) >>> >>> This change doesn't affect just internal functions, but also all indirect >>> calls through function pointers with const, pure or noreturn attributes. >> >> I think the change is desirable nevertheless. The question is if we >> want to do it at this point in time. >> >> The description of the problem sounds more like LTO writing writing out >> loops without previously fixing up state. So sth like the following >> which I'd prefer at this stage (the above hunk is ok for stage1 then). > > OK, I'll save that hunk for stage 1. > >> Index: gcc/lto-streamer-out.c >> =================================================================== >> --- gcc/lto-streamer-out.c (revision 259227) >> +++ gcc/lto-streamer-out.c (working copy) >> @@ -2084,6 +2151,9 @@ output_function (struct cgraph_node *nod >> /* Set current_function_decl and cfun. */ >> push_cfun (fn); >> >> + /* Fixup loops if required to match discovery done in the reader. */ >> + loop_optimizer_init (AVOID_CFG_MODIFICATIONS); >> + >> /* Make string 0 be a NULL string. */ >> streamer_write_char_stream (ob->string_stream, 0); >> >> @@ -2176,12 +2246,13 @@ output_function (struct cgraph_node *nod >> streamer_write_record_start (ob, LTO_null); >> >> output_cfg (ob, fn); >> - >> - pop_cfun (); >> } >> else >> streamer_write_uhwi (ob, 0); >> >> + loop_optimizer_finalize (); >> + pop_cfun (); >> + >> /* Create a section to hold the pickled output of this function. */ >> produce_asm (ob, function); > > That worked. Is this patch OK for trunk, GCC 6 and GCC 7? This caused: https://gcc.gnu.org/ml/gcc-regression/2018-04/msg00099.html FAIL: g++.dg/ipa/pr46984.C -std=gnu++11 (internal compiler error) FAIL: g++.dg/ipa/pr46984.C -std=gnu++11 (test for excess errors) FAIL: g++.dg/ipa/pr46984.C -std=gnu++14 (internal compiler error) FAIL: g++.dg/ipa/pr46984.C -std=gnu++14 (test for excess errors) FAIL: g++.dg/ipa/pr46984.C -std=gnu++98 (internal compiler error) FAIL: g++.dg/ipa/pr46984.C -std=gnu++98 (test for excess errors) FAIL: g++.dg/lto/20081217-1 cp_lto_20081217-1_0.o assemble, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20081217-1 cp_lto_20081217-1_0.o assemble, -O0 -flto -flto-partition=none -fuse-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20081217-1 cp_lto_20081217-1_0.o assemble, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/lto/20081217-1 cp_lto_20081217-1_0.o assemble, -O2 -flto -flto-partition=1to1 -fno-use-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20081217-1 cp_lto_20081217-1_0.o assemble, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/lto/20081217-1 cp_lto_20081217-1_0.o assemble, -O2 -flto -fuse-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20081217-2 cp_lto_20081217-2_0.o assemble, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20081217-2 cp_lto_20081217-2_0.o assemble, -O0 -flto -flto-partition=none -fuse-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20081217-2 cp_lto_20081217-2_0.o assemble, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/lto/20081217-2 cp_lto_20081217-2_0.o assemble, -O2 -flto -flto-partition=1to1 -fno-use-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20081217-2 cp_lto_20081217-2_0.o assemble, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/lto/20081217-2 cp_lto_20081217-2_0.o assemble, -O2 -flto -fuse-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20081219 cp_lto_20081219_0.o assemble, -fPIC -flto -flto-partition=1to1 -O2 (internal compiler error) FAIL: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o assemble, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o assemble, -O0 -flto -flto-partition=none -fuse-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o assemble, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o assemble, -O2 -flto -flto-partition=1to1 -fno-use-linker-plugin (internal compiler error) FAIL: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o assemble, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o assemble, -O2 -flto -fuse-linker-plugin (internal compiler error) FAIL: g++.dg/lto/pr60567 cp_lto_pr60567_0.o assemble, -flto -fno-use-linker-plugin (internal compiler error) FAIL: g++.dg/lto/pr64076 cp_lto_pr64076_0.o assemble, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin (internal compiler error) FAIL: g++.dg/lto/pr64076 cp_lto_pr64076_0.o assemble, -O0 -flto -flto-partition=none -fuse-linker-plugin (internal compiler error) FAIL: g++.dg/lto/pr64076 cp_lto_pr64076_0.o assemble, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/lto/pr69133 cp_lto_pr69133_1.o assemble, -flto -O2 (internal compiler error) FAIL: g++.dg/lto/pr69729 cp_lto_pr69729_0.o assemble, -fcheck-pointer-bounds -mmpx -flto -flto-partition=max (internal compiler error) FAIL: g++.dg/lto/pr82027 cp_lto_pr82027_0.o assemble, -O3 -flto (internal compiler error) FAIL: g++.dg/torture/covariant-1.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/covariant-1.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/covariant-1.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/covariant-1.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr41257.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr41257.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr41257.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr41257.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr43068.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr43068.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr43068.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr43068.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr45699.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr45699.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr45699.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr45699.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr46287.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr46287.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr46287.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr46287.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr48661.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr48661.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr48661.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr48661.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr48954.C -O0 (internal compiler error) FAIL: g++.dg/torture/pr48954.C -O0 (test for excess errors) FAIL: g++.dg/torture/pr48954.C -O1 (internal compiler error) FAIL: g++.dg/torture/pr48954.C -O1 (test for excess errors) FAIL: g++.dg/torture/pr48954.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr48954.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr48954.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr48954.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr48954.C -O2 (internal compiler error) FAIL: g++.dg/torture/pr48954.C -O2 (test for excess errors) FAIL: g++.dg/torture/pr48954.C -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions (internal compiler error) FAIL: g++.dg/torture/pr48954.C -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions (test for excess errors) FAIL: g++.dg/torture/pr48954.C -O3 -g (internal compiler error) FAIL: g++.dg/torture/pr48954.C -O3 -g (test for excess errors) FAIL: g++.dg/torture/pr48954.C -Os (internal compiler error) FAIL: g++.dg/torture/pr48954.C -Os (test for excess errors) FAIL: g++.dg/torture/pr58201_0.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr58201_0.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr58201_0.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr58201_0.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr58201_1.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr58201_1.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr58201_1.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr58201_1.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr58252.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr58252.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr58252.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr58252.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr58585.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr58585.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr58585.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr58585.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr59226.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr59226.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr59226.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr59226.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr60871.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr60871.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr60871.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr60871.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr64988.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr64988.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr64988.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr64988.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr68184.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr68184.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr68184.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr68184.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr71571.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr71571.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr71571.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr71571.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr78692.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr78692.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr78692.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr78692.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr81812.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr81812.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr81812.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr81812.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/torture/pr83619.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/torture/pr83619.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/torture/pr83619.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/torture/pr83619.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/ubsan/pr64632.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/ubsan/pr64632.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/ubsan/pr64632.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/ubsan/pr64632.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/ubsan/pr65000.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/ubsan/pr65000.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/ubsan/pr65000.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/ubsan/pr65000.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/ubsan/pr70147-1.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/ubsan/pr70147-1.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/ubsan/pr70147-1.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/ubsan/pr70147-1.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/ubsan/vptr-10.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/ubsan/vptr-10.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/ubsan/vptr-10.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/ubsan/vptr-10.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/ubsan/vptr-11.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/ubsan/vptr-11.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/ubsan/vptr-11.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/ubsan/vptr-11.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/ubsan/vptr-1.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/ubsan/vptr-1.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/ubsan/vptr-1.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/ubsan/vptr-1.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/ubsan/vptr-2.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/ubsan/vptr-2.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/ubsan/vptr-2.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/ubsan/vptr-2.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) FAIL: g++.dg/ubsan/vptr-3.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) FAIL: g++.dg/ubsan/vptr-3.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (test for excess errors) FAIL: g++.dg/ubsan/vptr-3.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) FAIL: g++.dg/ubsan/vptr-3.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (test for excess errors) on Linux/x86 -- H.J.