Path: csiph.com!3.us.feeder.erje.net!feeder.erje.net!news.linkpendium.com!news.linkpendium.com!panix!usenet.stanford.edu!not-for-mail From: Grisha Levit Newsgroups: gnu.bash.bug Subject: should `local' create local variables when they exist in the tempenv? Date: Sun, 9 Dec 2018 01:30:53 -0500 Lines: 16 Approved: bug-bash@gnu.org Message-ID: NNTP-Posting-Host: lists.gnu.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Trace: usenet.stanford.edu 1544337071 2000 208.118.235.17 (9 Dec 2018 06:31:11 GMT) X-Complaints-To: action@cs.stanford.edu To: bug-bash Envelope-to: bug-bash@gnu.org 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=bykc1/UJbn+FYRFjNBIBH+6+yKd3VzvjAvkv/HcfQy0=; b=H5dGMlx2V7/yCVqGKgqP/YZiOwcqF3VnWfmnNAD/QLPxvY9xmbpy4NMqcH9YGAWqrh wqVpTFHFjcIt4c+VuSfng9Usvo/KfMteuKd6QYqjzzDsQO0/1oLc1SDrrUd9f9x2IAlW ZfS88bZ9BpA93MSw+KecbGw00E0Hn8pXzPN+OFBbH0hoHSjzUCnWACejbG+AU+KMj1mM sprXI88XaZ3/gLp82x7Rf9bJpnNuIgwd75St85NE59HSr9xFPrqVTB1neqBPCRRYYZDC /vfNFKg2bUTClbi/myKYEoYqjnXTDSt7x2HVT24OTJfAzNjsWd/qIXaiJ5rZZ5d016Ud H/wg== 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=bykc1/UJbn+FYRFjNBIBH+6+yKd3VzvjAvkv/HcfQy0=; b=mNkfoggT/6E1ldPRYVgrX4xXyHcYXs9/5OfoN5vKBxHdsyPu5973Kwr62Omh73+zut Dabcf1AKHJePrCM8miZgms0M/0++BTZQRCMom7H4M8lnTotvMJRtOoQt0cdKvDT8he+P pbLVxAGFpPCHrwwffRWFwAeeG1rM6poEMLrtT8TZUTrZcs8grOysPgDVtgn+XhT1YqaF zAzjhQsTQPQExEOQhdwywmGdvveSKCYlh+zeQTiDZJQY5tgRmujLhNVQ3s38roLk94Ji FHPpVHsSOrmGt0HzqcLIArWfouv/ZWo+KBm/KYLObbG5Y1nxJWOOtLrGWwSYJzTpkKvw DNpQ== X-Gm-Message-State: AA+aEWYECLf/zMezqYZilLH7wo44BmKJnBBEoOV4TQbep10leqkGg6up 1gNX9WopJi3ZKYkH+Vt5/AhW1ahFoAQqnx6PUaI4P16W X-Google-Smtp-Source: AFSGD/X4KQEt0ZWVUp2bi1fpTvMaKcuzSYUm9ufe/8xREYbg46x1ocMrNwRwax2BYdyU2+qr/Qxu2NA3diReC36nfaU= X-Received: by 2002:ac8:674b:: with SMTP id n11mr7649394qtp.104.1544337064430; Sat, 08 Dec 2018 22:31:04 -0800 (PST) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::82a X-Content-Filtered-By: Mailman/MimeDel 2.1.21 X-BeenThere: bug-bash@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Bug reports for the GNU Bourne Again SHell List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Xref: csiph.com gnu.bash.bug:14900 When a variable is present in the temporary environment and then declared local in a function, it seems to not actually make a local variable, in the sense that the variable does not show up in the output of `local', unsetting the variable reveals the variable from the higher scope rather than marking it invisible, etc. $ f() { local v=x; local -p; }; v=t f $ f() { local v; declare -p v; }; v=t f declare -x v="t" $ f() { local v=x; unset v; declare -p v; }; v=g; v=t f declare -- v="g" Is this intentional?