From owner-freebsd-hackers@freebsd.org Wed Jul 8 11:34:46 2020 Return-Path: Delivered-To: freebsd-hackers@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 435C135FCE9 for ; Wed, 8 Jul 2020 11:34:46 +0000 (UTC) (envelope-from rahul.dshmkh1@gmail.com) Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4B1xzn32TSz3gjv for ; Wed, 8 Jul 2020 11:34:45 +0000 (UTC) (envelope-from rahul.dshmkh1@gmail.com) Received: by mail-ej1-x62f.google.com with SMTP id a1so50044720ejg.12 for ; Wed, 08 Jul 2020 04:34:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=fsw0w7SpgCVHYTPRDBCkgIrcWMAAUMDuHfKLbFwMQ8Q=; b=l2lY9phR5u5jdJCu7txsc8bFIMFLBAjaasqsEV7Cfis/1Q5/9lp5jaldwo2/FMjt34 1fNY9mcNyWE8GS8b+58QqIIaIq91hCOADXr1wBm2xkVbAkNcPeQc7ysilFzQ4NZKoQJE ASfnapoQlKFyu7k1p/p7C4+vQ+rSdIYG8SbCpSIBkeAA9voZ3auKcQJWlhe9SRyIrfER P3JuL5aI+Iaqpsc11KTWjZQxnZ/wqivJCQehZqK/CZjLU3ZZsAXi4gvAOZ+4ude5f32N b485TLUGyn5VDq3FwjAhyH2CMuLFBpxTZxdfHwEFjTvj/IcAhXwkdLa4bFIhpT/03MDk KDHg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=fsw0w7SpgCVHYTPRDBCkgIrcWMAAUMDuHfKLbFwMQ8Q=; b=djNmkPtnjgxoHSIANJ0O5IJJxcC86FCtn/DugwxT+sFQdTgpbYDBnwEfFtHz62zCYf F7tRVeFNsbSwUN13GFoY0W3tVEodBoqajM16rEwZAXWr7bRnClwfmOJRtj/pihWUsbor jT1t/ZLcA9PEVwRJiOknfIWxlpmk7IuSNLKoJPx3gt5y9DE5ZiDle/IMZPae1v4Lpc/t BuhCb9jZKMlm1TTSHZiZjwI+0son5dRLNpVghUnr1b0rV5qnohpc4HN4PmSdWsVQ/VM/ UvBb/sZW+nyeWcQpw0t1YiScTyxzXQ4t/rJ43fcrqCAa5BE0DqbOJyHDWDR5u0kYTjep vnIQ== X-Gm-Message-State: AOAM5327DO7GLVdaW/WPz/5eZ4nTobp+Gk69y5SGX8s/JhbF4wd6Zxxk M0sLlcDSNzZtdl9ghQb+5sAEmu/SWS9BoE2glIpsaHI= X-Google-Smtp-Source: ABdhPJwlKL7wkjZQ70fRAhhPQ0Iciu6boMtpOfdg1LV3wKbyV0HM+uuE7SxyWDUAcJSptoUPIeNcHGCZu/9glk873pU= X-Received: by 2002:a17:906:1245:: with SMTP id u5mr50339402eja.286.1594208083635; Wed, 08 Jul 2020 04:34:43 -0700 (PDT) MIME-Version: 1.0 From: rahul deshmukh Date: Wed, 8 Jul 2020 17:04:26 +0530 Message-ID: Subject: strange output in c program To: freebsd-hackers@freebsd.org X-Rspamd-Queue-Id: 4B1xzn32TSz3gjv X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=l2lY9phR; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of rahuldshmkh1@gmail.com designates 2a00:1450:4864:20::62f as permitted sender) smtp.mailfrom=rahuldshmkh1@gmail.com X-Spamd-Result: default: False [-2.61 / 15.00]; RCVD_TLS_ALL(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; NEURAL_HAM_MEDIUM(-0.96)[-0.959]; FROM_HAS_DN(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-hackers@freebsd.org]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-1.04)[-1.038]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::62f:from]; NEURAL_SPAM_SHORT(0.39)[0.390]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; FREEMAIL_ENVFROM(0.00)[gmail.com]; RCVD_COUNT_TWO(0.00)[2]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; TAGGED_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Jul 2020 11:34:46 -0000 Hi Team, i was learning c programming and came across a very strange output. kindly someone please guide me if i am missing anything. rdx@FreeBSD:~/Projects/Clang/chapter3 % uname -a FreeBSD FreeBSD 12.1-RELEASE FreeBSD 12.1-RELEASE r354233 GENERIC amd64 ======================================================================== rdx@FreeBSD:~/Projects/Clang/chapter3 % cat example6.c #include int main() { int a = 300, b, c; if(a >= 400) { printf("shouldn't print\n"); b = 300; } c=200; printf("%d %d\n", b, c); return 0; } ========================================================= rdx@FreeBSD:~/Projects/Clang/chapter3 % make example6 `example6' is up to date. rdx@FreeBSD:~/Projects/Clang/chapter3 % ./example6 300 200==> should be garbage value instead of 300? -- Thank you --------------------- Rahul Deshmukh