Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1olWMz-0005Yx-VC for pgsql-hackers@arkaria.postgresql.org; Thu, 20 Oct 2022 14:18:02 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1olWMy-0003tX-UL for pgsql-hackers@arkaria.postgresql.org; Thu, 20 Oct 2022 14:18:00 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1olWMy-0003tO-HK for pgsql-hackers@lists.postgresql.org; Thu, 20 Oct 2022 14:18:00 +0000 Received: from mail-il1-x12b.google.com ([2607:f8b0:4864:20::12b]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1olWMw-0000yO-0f for pgsql-hackers@postgresql.org; Thu, 20 Oct 2022 14:17:59 +0000 Received: by mail-il1-x12b.google.com with SMTP id u2so10931623ilv.6 for ; Thu, 20 Oct 2022 07:17:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=telsasoft-com.20210112.gappssmtp.com; s=20210112; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=GcZsf31MYuHa4aeGUwS/FbdVgkfwtn0IN81RoAQpsno=; b=E741l2Cg2e7gtGQTtB8Hgwrupmd64AnKsedAATm77PjL7NzNCCbCnXSi5RtCqSPseC YKrx/h+o0t/T04P9HtPxq3VCB5NvJWMrEfVG588sQsSJ/wA+rXT47ioNteLzb//Tk+jD ztBultm6FG1Xn864OLXKnKIwqo7eFBRxy4Gmdm0Yb4ggKRm1heSc2ac9SCfWabEnJrhS YLMK9NwKOoQfcd3Newxt/424YsJubTHWkA8rngr6FsMZ8nOR8zb+jZ+3wCTWdh2WSrw3 FHXY7QddxDZw0ebqoWJTOO/n53eVNTR2+oNt4ODwlBHJa7gG15dgNnk1qiApZItDZYWo 1YPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=GcZsf31MYuHa4aeGUwS/FbdVgkfwtn0IN81RoAQpsno=; b=kL3qiozF70ftWssCP8m+Hkf2tI12Jepn6bBMNkrTelUmwj2nXAyGGZR6gid8hwyDgD XOCvxVe5pnDTPTOo+juyAmVJU0gUB93NjWQrmbBqnSqCJu5NrLk2BUyr8XkPmYX2TWJa pxa4E2Knf3xrJeutp8w03QqZa4L+UhsroAULXHQ3ooerVmb+x6qqZ2J/XRpV+KzMiHuR T8vbJL27Bid9Y1BWfeMdqx/SESw5IfUmbsmJH88jtsxRYu6JNAbKrehox5IfEyPVjtF+ NKjhgd7RUN+BAQGlWEThuXAsrwRuyRFDR6FfQ/dph4ZZ+Q3d88GuJ+FrKo9vpZVBYRdE t4jA== X-Gm-Message-State: ACrzQf2055cvY6qspMuGMHK0klkb6EM7E1gxTgeqKYZ/z2Z6zVzhS/Jw ek1SlFAIWRGOTB5M35nWyAfHfQ== X-Google-Smtp-Source: AMsMyM7jEwNImFOrDBI5B/AOy319cjbihE2+za/qYMwV2TZ77c5V2wDIPl+3gZtMh4pwOGMWrp0/4A== X-Received: by 2002:a05:6e02:b49:b0:2fc:86c3:a9e9 with SMTP id f9-20020a056e020b4900b002fc86c3a9e9mr10460878ilu.200.1666275475931; Thu, 20 Oct 2022 07:17:55 -0700 (PDT) Received: from pryzbyj.telsasoft (charmander.telsasoft.com. [50.244.222.1]) by smtp.gmail.com with ESMTPSA id e25-20020a026d59000000b00349c45fd3a8sm3269600jaf.29.2022.10.20.07.17.55 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 20 Oct 2022 07:17:55 -0700 (PDT) Received: by pryzbyj.telsasoft (Postfix, from userid 1000) id A3500800785; Thu, 20 Oct 2022 09:17:54 -0500 (CDT) Date: Thu, 20 Oct 2022 09:17:54 -0500 From: Justin Pryzby To: Andres Freund Cc: Tom Lane , Robert Haas , Andrew Dunstan , pgsql-hackers@postgresql.org, Thomas Munro , Melanie Plageman , Peter Eisentraut , Daniel Gustafsson Subject: Re: ccache, MSVC, and meson Message-ID: <20221020141754.GM16921@telsasoft.com> References: <20220524203039.xyqjggtytsyizsbl@alap3.anarazel.de> <20220701191841.GH13040@telsasoft.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220701191841.GH13040@telsasoft.com> User-Agent: Mutt/1.9.4 (2018-02-28) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Note that ccache 4.7 was released (and also uploaded to chocolatey). That supports depend mode with MSVC. PCH made cache misses a lot less slow. However, I still haven't found anyt way to improve compilation speed much on cirrusci... -- Justin