This bug was fixed in the package emacs25 - 25.1+1-3ubuntu4
--------------- emacs25 (25.1+1-3ubuntu4) zesty; urgency=medium
* debian/rules: Add -O0 to CFLAGS on arm64 to prevent FTBFS due to segfaults. (LP: #1656474)
-- Barry Warsaw <email address hidden> Tue, 28 Mar 2017 18:58:12 -0400
This bug was fixed in the package emacs25 - 25.1+1-3ubuntu4
---------------
emacs25 (25.1+1-3ubuntu4) zesty; urgency=medium
* debian/rules: Add -O0 to CFLAGS on arm64 to prevent FTBFS due to
segfaults. (LP: #1656474)
-- Barry Warsaw <email address hidden> Tue, 28 Mar 2017 18:58:12 -0400