Update bison to 3.7.4
Release notes:
http://git.savannah.gnu.org/cgit/bison.git/tree/NEWS?id=7a11a9308cb
Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>
(cherry picked from commit 9d5eceae91)
Update bison to 3.7.4
Release notes:
http://git.savannah.gnu.org/cgit/bison.git/tree/NEWS?id=7a11a9308cb
Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>
(cherry picked from commit 9d5eceae91)