From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from APC01-PSA-obe.outbound.protection.outlook.com (mail-psaapc01olkn2102.outbound.protection.outlook.com [40.92.52.102]) by sourceware.org (Postfix) with ESMTPS id 9D2B93858C27 for ; Tue, 4 Jan 2022 02:12:48 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 9D2B93858C27 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=K4Og5gUb8Y73YEuA2iN9qX5Oggc7lsa1bsdpXcxiNIdSPjBJshXL484LvuYmLqeERxirD4EM6sQd8jFrY7wcRWqUc7/NrBydry/TZdXJhllqhuh/z3rh4DnjtAHWB1uN/D4QNyqQMFvsbvEYfF7VCT0RMoThzpkoNE6pToHQwQf1ewNkW+THq9sxmM6tYTnvV7EGVqxqhspoU5bcRNUgmyBPILLPvNCsETLTo7aIwb4Panj2wUYWtOkTWxb21nLb5ERtnOm0ZlVKUq26mYu6tuggwweIP27fn+L+14h/nNeJb9WayDyR+EvQzeePrRyc5U07YrBWYzWnpTDvWCrvpQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; 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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: gcc-help@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-help mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 04 Jan 2022 02:12:51 -0000 ________________________________ From: Ming Cheng Sent: Tuesday, January 4, 2022 2:10 AM To: Ming Cheng Subject: binary size Hi, If I use g++ (GCC) 7.3.1 20180303 (Red Hat 7.3.1-5) Copyright (C) 2017 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -rw-r--r-- 1 mcheng flexusr 4632980 Jan 4 09:54 libfilelog.a If I use g++ (GCC) 10.2.1 20210130 (Red Hat 10.2.1-11) Copyright (C) 2020 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -rw-r--r-- 1 mcheng flexusr 7008006 Jan 4 10:08 libfilelog.a How to reduce binary size generated by C++20 compiler? Thanks. Ming Cheng