* Failures of Feb build of master

** Version

GNU Emacs 27.0.50 (build 1, x86_64-apple-darwin13.4.0, NS appkit-1265.21 Version 10.9.5 (Build 13F1911)) of 2018-02-07

GNU Emacs 27.0.50 (build 1, x86_64-apple-darwin13.4.0, NS
appkit-1265.21 Version 10.9.5 (Build 13F1911)) of 2018-02-07

*** Commit

commit 5c414441ed73f1a302a2953dc493e83b98589262 (HEAD -> master, origin/master, origin/HEAD)
Author: Paul Eggert <eggert@cs.ucla.edu>
Date:   Mon Feb 5 16:27:24 2018 -0800

    Work around macOS faccessat bug

    * src/fileio.c (file_accessible_directory_p): Append an
    extra "/" to work around macOS bug in faccessat (Bug#30350).


** Messages

For information about GNU Emacs and the GNU system, type C-h C-a.
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Created magit link.
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<H-f1> is undefined
<H-up> is undefined
Entering debugger...
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<H-up> is undefined
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You can run the command ‘load-file’ with <f6>
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<H-f1> is undefined
Quit [2 times]


** Compile Log

~/.emacs.d/gitpacks/znc/znc.el:Warning: value returned from (get-buffer
    wants-name) is unused

*** ZNC function causing that

(defadvice erc-server-reconnect (after znc-erc-rename last nil activate)
  "Maybe rename the buffer we create"
  (let* ((wants-name (and (local-variable-p 'znc-buffer-name (erc-server-buffer))
                          (buffer-local-value 'znc-buffer-name (erc-server-buffer))))
         (current (erc-server-buffer))
         (returning ad-return-value))
    (if wants-name
        (progn
          (ignore-errors (znc-kill-buffer-always wants-name))
          (with-current-buffer returning
            (znc-set-name wants-name)
            (rename-buffer wants-name))
          (get-buffer wants-name))
      returning)))

See the second last line.  This is what fails when ERC has its infinite loop.