From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.CeBiTec.Uni-Bielefeld.DE (smtp.CeBiTec.Uni-Bielefeld.DE [129.70.160.84]) by sourceware.org (Postfix) with ESMTPS id 08D283838217 for ; Sun, 5 Jun 2022 20:31:11 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 08D283838217 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=CeBiTec.Uni-Bielefeld.DE Authentication-Results: sourceware.org; spf=none smtp.mailfrom=cebitec.uni-bielefeld.de Received: from localhost (localhost [127.0.0.1]) by smtp.CeBiTec.Uni-Bielefeld.DE (Postfix) with ESMTP id DC130B8BD5; Sun, 5 Jun 2022 22:31:09 +0200 (CEST) X-Virus-Scanned: amavisd-new at CeBiTec.Uni-Bielefeld.DE Received: from smtp.CeBiTec.Uni-Bielefeld.DE ([127.0.0.1]) by localhost (smtp.cebitec.uni-bielefeld.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ux4H3flde2RI; Sun, 5 Jun 2022 22:31:07 +0200 (CEST) Received: from manam.CeBiTec.Uni-Bielefeld.DE (p508554ce.dip0.t-ipconnect.de [80.133.84.206]) (Authenticated sender: ro) by smtp.CeBiTec.Uni-Bielefeld.DE (Postfix) with ESMTPSA id 9AFF5B91AF; Sun, 5 Jun 2022 22:31:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=CeBiTec.Uni-Bielefeld.DE; s=20200306; t=1654461067; bh=SZhTKWrASQWFbFyOUQrQcQJTiYdAhe6rm4cq2isGCvY=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=YeJlrP95oiqbWBOo7Z9+NWui0klMwyofBIB9TYrA8eC/lNBK3yTCL0ee9Ps896G20 GI+4yfuvKuJ1B3yc6BvaW/F8Oxi7FB8sJJgFftCCtDqm6gg03TCvoxm7cXR1+ds9vE 9OVhVYBiaZLpVZwvLceJlKerqxT58a6DN2M+R8l9eMTMiqYpSwDeUMVAMKGG6vwUil 4ruAF8nkSGz8gsIc7KHUPAmYHnRv1vRLZM4R2ee+nM7FCi0YOKDBclEo4Rh//I0rw6 84b55mqkiBjhb6g2U9iC03FWxZ0lB+KJyC25CYe5fQnKYeG1hOdFO2XwNtJT0jihdF 4oe2LWYgiMPPg== From: Rainer Orth To: Andreas Schwab Cc: "Roger Sayle" , gcc-patches@gcc.gnu.org Subject: Re: [PING] PR middle-end/95126: Expand small const structs as immediate constants References: <006d01d86d00$777e67b0$667b3710$@nextmovesoftware.com> <87czfnf148.fsf@igel.home> Date: Sun, 05 Jun 2022 22:31:07 +0200 In-Reply-To: <87czfnf148.fsf@igel.home> (Andreas Schwab's message of "Sun, 05 Jun 2022 19:53:27 +0200") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1.90 (usg-unix-v) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Status: No, score=-3788.0 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, KAM_ASCII_DIVIDERS, KAM_SHORT, SPF_HELO_NONE, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE, WEIRD_PORT autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 05 Jun 2022 20:31:13 -0000 Andreas Schwab writes: > This breaks Ada on aarch64 in stage3, probably a miscompiled stage2 > compiler. For example: > > /opt/gcc/gcc-20220605/Build/./prev-gcc/xgcc > -B/opt/gcc/gcc-20220605/Build/./prev-gcc/ -B/usr/aarch64-suse-linux/bin/ > -B/usr/aarch64-suse-linux/bin/ -B/usr/aarch64-suse-linux/lib/ -isystem > /usr/aarch64-suse-linux/include -isystem > /usr/aarch64-suse-linux/sys-include -fchecking=1 -c -g -O2 -fchecking=1 > -gnatpg -gnata -W -Wall -nostdinc -I- -I. -Iada/generated -Iada > -I../../gcc/ada -Iada/libgnat -I../../gcc/ada/libgnat -Iada/gcc-interface > -I../../gcc/ada/gcc-interface ../../gcc/ada/spark_xrefs.adb -o > ada/spark_xrefs.o > +===========================GNAT BUG DETECTED==============================+ > | 13.0.0 20220605 (experimental) [master ad6919374be] (aarch64-suse-linux) | > | Assert_Failure failed precondition from sinfo-nodes.ads:5419 | > | Error detected at types.ads:53:28 | > | Compiling ../../gcc/ada/spark_xrefs.adb | > | Please submit a bug report; see https://gcc.gnu.org/bugs/ . | > | Use a subject line meaningful to you and us to track the bug. | > | Include the entire contents of this bug box in the report. | > | Include the exact command that you entered. | > | Also include sources listed below. | > +==========================================================================+ Confirmed: this also happens on i386-pc-solaris2.11, sparc-sun-solaris2.11, and x86_64-pc-linux-gnu.