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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.4.2 Subject: Re: Cross compiler riscv64 building Content-Language: en-GB To: Sagar Acharya , Gcc Help References: From: David Brown In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: SV0P279CA0024.NORP279.PROD.OUTLOOK.COM (2603:10a6:f10:12::11) To SV0P279MB0233.NORP279.PROD.OUTLOOK.COM (2603:10a6:f10:b::13) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SV0P279MB0233:EE_|OS6P279MB0570:EE_ X-MS-Office365-Filtering-Correlation-Id: 62d5ab17-316a-46e7-89e7-08db09d250fe X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SV0P279MB0233.NORP279.PROD.OUTLOOK.COM;PTR:;CAT:NONE;SFS:(13230025)(4636009)(39840400004)(346002)(136003)(376002)(396003)(366004)(451199018)(31686004)(83380400001)(36756003)(5660300002)(2906002)(186003)(31696002)(6512007)(26005)(6506007)(53546011)(8936002)(66556008)(41300700001)(478600001)(6486002)(86362001)(966005)(316002)(38100700002)(2616005)(110136005)(66946007)(66476007)(8676002)(45980500001)(43740500002);DIR:OUT;SFP:1101; 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Getting a complete toolchain for cross-development is a fair bit of work, and can involve a lot of trial and error and research. The compiler, gcc, is just one part of the job (albeit a big part) - you have binutils, libraries, debuggers, and perhaps other bits and pieces. It can be an educational and - if you like that sort of thing - enjoyable task. But it can also be frustrating and time-consuming. And if your ARM host here is a small system (say, a Raspberry Pi rather than an Ampere Altra monster), toolchain builds can take a /long/ time. I have no experience with RISC-V as yet (one day, I hope to use them), but it looks like you might get what you need from here : . (I work mostly with ARM microcontrollers and use ARM's "GNU ARM Embedded" toolchains, rather than xPack's.) I've done more than my fair share of cross-gcc toolchain builds over the decades, but for most purposes, ready-built packages make life a lot easier.