Gcc fix: Force const-ness when taking reference of lvalue temporaries, otherwise it is ok on MSVC but fails on GCC
Gcc fix: Force const-ness when taking reference of lvalue temporaries, otherwise it is ok on MSVC but fails on GCC

tjolsen/chrono,tjolsen/chrono,tjolsen/chrono,dariomangoni/chrono,amelmquist/chrono,Milad-Rakhsha/chrono,projectchrono/chrono,jcmadsen/chrono,armanpazouki/chrono,jcmadsen/chrono,Milad-Rakhsha/chrono,tjolsen/chrono,amelmquist/chrono,rserban/chrono,rserban/chrono,andrewseidl/chrono,amelmquist/chrono,armanpazouki/chrono,Milad-Rakhsha/chrono,jcmadsen/chrono,Milad-Rakhsha/chrono,dariomangoni/chrono,rserban/chrono,amelmquist/chrono,andrewseidl/chrono,projectchrono/chrono,rserban/chrono,andrewseidl/chrono,projectchrono/chrono,jcmadsen/chrono,projectchrono/chrono,dariomangoni/chrono,projectchrono/chrono,Milad-Rakhsha/chrono,jcmadsen/chrono,rserban/chrono,andrewseidl/chrono,dariomangoni/chrono,armanpazouki/chrono,projectchrono/chrono,andrewseidl/chrono,armanpazouki/chrono,amelmquist/chrono,jcmadsen/chrono,dariomangoni/chrono,jcmadsen/chrono,amelmquist/chrono,armanpazouki/chrono,Milad-Rakhsha/chrono,rserban/chrono,tjolsen/chrono,armanpazouki/chrono,dariomangoni/chrono,rserban/chrono