fix for intel c++
fix for intel c++

dreal-deps/easyloggingpp,lisong521/easyloggingpp,utiasASRL/easyloggingpp,hellowshinobu/easyloggingpp,arvidsson/easyloggingpp,lisong521/easyloggingpp,chenmusun/easyloggingpp,blankme/easyloggingpp,arvidsson/easyloggingpp,chenmusun/easyloggingpp,chenmusun/easyloggingpp,arvidsson/easyloggingpp,spthaolt/easyloggingpp,utiasASRL/easyloggingpp,blankme/easyloggingpp,spqr33/easyloggingpp,spthaolt/easyloggingpp,utiasASRL/easyloggingpp,dreal-deps/easyloggingpp,blankme/easyloggingpp,spqr33/easyloggingpp,hellowshinobu/easyloggingpp,lisong521/easyloggingpp,simonhang/easyloggingpp,spqr33/easyloggingpp,hellowshinobu/easyloggingpp,spthaolt/easyloggingpp,simonhang/easyloggingpp,dreal-deps/easyloggingpp,simonhang/easyloggingpp