g++: error: unrecognized command line option ‘-std=c++14’

[xingchch]

on ubuntu 14.04
./configure
make

g++ -DHAVE_CONFIG_H -I. -I.. -I.. -I../asm -I../io/posix -I../io -I../output -I../eval -DNOMACROS -pipe -O3 -fomit-frame-pointer -Wall -fsigned-char -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -std=c++14 -Woverloaded-virtual -Wnon-virtual-dtor -MT analy.o -MD -MP -MF .deps/analy.Tpo -c -o analy.o analy.cc
g++: error: unrecognized command line option ‘-std=c++14’
make[2]: *** [analy.o] Error 1

[sebastianbiallas]

Hi,

It seems your gcc is too old to compile a currect version of HT. You need at least 4.9.