From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by sourceware.org (Postfix) with ESMTPS id DCEB33858D35 for ; Sat, 17 Jun 2023 03:56:07 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org DCEB33858D35 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1686974167; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=luHhQSa2C2Bw/7EEap3O86EjoCk/C6rfOvGAqseWimQ=; b=X2IFzgUEoYsiMNL+GWYq6xRLT28mFnNKNYgXZ4DHQy7ibM/w5xpmsKxl3/h0257uUMk7Hs 8skxz+0kE7jolIov4g6JTmL7Z98gLKJRAdgU4+FAbHRFEGXHIIEqinmAQHNx99xT7tmvni UV82OzSJvPOoDXq2MrffdSjsKSWIOiM= Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-437-_L3DPjOUPCC0dcIxxG1RHg-1; Fri, 16 Jun 2023 23:56:05 -0400 X-MC-Unique: _L3DPjOUPCC0dcIxxG1RHg-1 Received: by mail-io1-f71.google.com with SMTP id ca18e2360f4ac-77de452f2a1so99742039f.2 for ; Fri, 16 Jun 2023 20:56:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686974165; x=1689566165; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=luHhQSa2C2Bw/7EEap3O86EjoCk/C6rfOvGAqseWimQ=; b=NpmpZqgU7bZh5Tx1BZGI9I0z2iOjZS8F8/yPVA7dkSXYev8UX04yvCsOiZzx78hXr4 cQKdtEe4hiYrfAeql2DRaiqHvZ/PTVr2zTol48yxHoznDmt/mC6y97ZaayJQHKmD043k HF+vnf9Xz9G9ZLUz/yF/0JZCJiD3S7+GKfF6X6tmEL4kGVxysjxd9yLQ1VahJIhCLBbi MXv99NOzHmA1YOOizvfvW+o/J4xCZIfpM36fepOtyYNuiGWL+HKAd5IC0WJL208rkn68 rvY05sHd60hJkeUZdsZL5SpQLvmyM9fNMlY67H5+y+AjnaM49vUn10H//47C/NGSjtlY cKOA== X-Gm-Message-State: AC+VfDy1gBCs+R/fa3N9li55Qm60P9LokVy92dC7bTJw+ooo0Yg7xzlW +y6tL1pd5gCaHGLKSStoEs8eH0cBk9BA870Q8hfGw81RFzzkM0AeJ3w77oN/85ZcfP8MvcvG04M 9FRY3GXimd1/c/P1XXFCNT7A= X-Received: by 2002:a6b:7b48:0:b0:76c:6c78:5144 with SMTP id m8-20020a6b7b48000000b0076c6c785144mr1371718iop.17.1686974165011; Fri, 16 Jun 2023 20:56:05 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5e5PRZoWWLjwIf6TuDTgMUx5yU380wWMPEYer/e5imDlc3gCCFn4GzDe3ugOck+3Xns0CK9ac78FmKrVVLuNQ= X-Received: by 2002:a6b:7b48:0:b0:76c:6c78:5144 with SMTP id m8-20020a6b7b48000000b0076c6c785144mr1371700iop.17.1686974164734; Fri, 16 Jun 2023 20:56:04 -0700 (PDT) MIME-Version: 1.0 References: <20230606205025.3164738-1-ben.boeckel@kitware.com> <444B887D-CA74-47EF-AD02-F17D000FE9A4@linaro.org> <20230616194856.GA24524@farprobe> In-Reply-To: <20230616194856.GA24524@farprobe> From: Jason Merrill Date: Fri, 16 Jun 2023 23:55:53 -0400 Message-ID: Subject: Re: [PATCH v6 0/4] P1689R5 support To: Ben Boeckel Cc: Maxim Kuvyrkov , gcc-patches , nathan@acm.org, fortran@gcc.gnu.org, gcc@gcc.gnu.org, brad.king@kitware.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-6.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE,WEIRD_PORT autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Fri, Jun 16, 2023 at 3:49=E2=80=AFPM Ben Boeckel wrote: > > On Thu, Jun 08, 2023 at 21:59:13 +0400, Maxim Kuvyrkov wrote: > > This patch series causes ICEs on arm-linux-gnueabihf. Would you > > please investigate? Please let me know if you need any in reproducing > > these. > > Finally back at it. I tried on aarch64, but wasn't able to reproduce the > errors (alas, it is probably a 32bit thing=E2=80=A6let me try with `-m32`= ). Is > there hardware I can access to try this out on the same target triple? > > Alternatively, a backtrace may be able to help pinpoint it enough if you > have the cycles. I see the same thing with patch 4 on x86_64-pc-linux-gnu, e.g. FAIL: g++.dg/modules/ben-1_a.C -std=3Dc++17 (test for excess errors) Excess errors: /home/jason/gt/gcc/testsuite/g++.dg/modules/ben-1_a.C:9:1: internal compiler error: Segmentation fault 0x19e2f3c crash_signal /home/jason/gt/gcc/toplev.cc:314 0x340f3f8 mkdeps::vec::size() const /home/jason/gt/libcpp/mkdeps.cc:57 0x340dc1f apply_vpath /home/jason/gt/libcpp/mkdeps.cc:194 0x340e08e deps_add_dep(mkdeps*, char const*) /home/jason/gt/libcpp/mkdeps.cc:318 0xea7b51 module_client::open_module_client(unsigned int, char const*, mkdeps*, void (*)(char const*), char const*) /home/jason/gt/gcc/cp/mapper-client.cc:291 0xef2ba8 make_mapper /home/jason/gt/gcc/cp/module.cc:14042 0xf0896c get_mapper(unsigned int, mkdeps*) /home/jason/gt/gcc/cp/module.cc:3977 0xf032ac name_pending_imports /home/jason/gt/gcc/cp/module.cc:19623 0xf03a7d preprocessed_module(cpp_reader*) /home/jason/gt/gcc/cp/module.cc:19817 0xe85104 module_token_cdtor(cpp_reader*, unsigned long) /home/jason/gt/gcc/cp/lex.cc:548 0xf467b2 cp_lexer_new_main /home/jason/gt/gcc/cp/parser.cc:756 0xfc1e3a c_parse_file() /home/jason/gt/gcc/cp/parser.cc:49725 0x11c5bf5 c_common_parse_file() /home/jason/gt/gcc/c-family/c-opts.cc:1268