8079841: Buffer underflow with empty zip entry names
Summary: check for zero-length entry name before accessing "last" byte
Reviewed-by: sherman, martin
os_family = bsd
arch = ia64
os_arch = bsd_ia64
lib_arch = ia64
compiler = gcc
gnu_dis_arch = ia64
sysdefs = -D_ALLBSD_SOURCE -D_GNU_SOURCE -DIA64 -DCC_INTERP
mark_style = alignment