add support for gcc/clang built-in endianness macros; when float word order not known, assume it matches integer endiannes (self tests will catch a false assumption at runtime); other feature detection trivia
add support for gcc/clang built-in endianness macros; when float word order not known, assume it matches integer endiannes (self tests will catch a false assumption at runtime); other feature detection trivia

nivertech/duktape,haosu1987/duktape,skomski/duktape,reqshark/duktape,reqshark/duktape,markand/duktape,kphillisjr/duktape,kphillisjr/duktape,rwaldron/duktape,jmptrader/duktape,sloth4413/duktape,nivertech/duktape,skomski/duktape,thurday/duktape,jmptrader/duktape,haosu1987/duktape,markand/duktape,kphillisjr/duktape,sloth4413/duktape,pombredanne/duktape,thurday/duktape,eddieh/duktape,tassmjau/duktape,harold-b/duktape,harold-b/duktape,zeropool/duktape,skomski/duktape,eddieh/duktape,harold-b/duktape,svaarala/duktape,sloth4413/duktape,reqshark/duktape,thurday/duktape,sloth4413/duktape,daimajia/duktape,tassmjau/duktape,chenyaqiuqiu/duktape,svaarala/duktape,daimajia/duktape,haosu1987/duktape,chenyaqiuqiu/duktape,haosu1987/duktape,haosu1987/duktape,eddieh/duktape,jmptrader/duktape,chenyaqiuqiu/duktape,haosu1987/duktape,eddieh/duktape,skomski/duktape,chenyaqiuqiu/duktape,zeropool/duktape,zeropool/duktape,haosu1987/duktape,thurday/duktape,svaarala/duktape,chenyaqiuqiu/duktape,kphillisjr/duktape,svaarala/duktape,nivertech/duktape,haosu1987/duktape,zeropool/duktape,svaarala/duktape,eddieh/duktape,nivertech/duktape,kphillisjr/duktape,eddieh/duktape,harold-b/duktape,markand/duktape,haosu1987/duktape,markand/duktape,markand/duktape,jmptrader/duktape,sloth4413/duktape,eddieh/duktape,tassmjau/duktape,thurday/duktape,reqshark/duktape,pombredanne/duktape,pombredanne/duktape,chenyaqiuqiu/duktape,svaarala/duktape,thurday/duktape,nivertech/duktape,reqshark/duktape,zeropool/duktape,thurday/duktape,nivertech/duktape,zeropool/duktape,harold-b/duktape,harold-b/duktape,markand/duktape,markand/duktape,chenyaqiuqiu/duktape,nivertech/duktape,daimajia/duktape,nivertech/duktape,jmptrader/duktape,svaarala/duktape,jmptrader/duktape,markand/duktape,nivertech/duktape,sloth4413/duktape,rwaldron/duktape,nivertech/duktape,daimajia/duktape,eddieh/duktape,sloth4413/duktape,zeropool/duktape,markand/duktape,sloth4413/duktape,zeropool/duktape,kphillisjr/duktape,rwaldron/duktape,sloth4413/duktape,skomski/duktape,rwaldron/duktape,rwaldron/duktape,daimajia/duktape,reqshark/duktape,pombredanne/duktape,eddieh/duktape,jmptrader/duktape,pombredanne/duktape,skomski/duktape,pombredanne/duktape,tassmjau/duktape,thurday/duktape,jmptrader/duktape,harold-b/duktape,daimajia/duktape,pombredanne/duktape,kphillisjr/duktape,skomski/duktape,reqshark/duktape,pombredanne/duktape,svaarala/duktape,tassmjau/duktape,rwaldron/duktape,kphillisjr/duktape,svaarala/duktape,skomski/duktape,harold-b/duktape,skomski/duktape,markand/duktape,chenyaqiuqiu/duktape,zeropool/duktape,kphillisjr/duktape,kphillisjr/duktape,tassmjau/duktape,harold-b/duktape,tassmjau/duktape,tassmjau/duktape,jmptrader/duktape,pombredanne/duktape,zeropool/duktape,reqshark/duktape,reqshark/duktape,haosu1987/duktape,jmptrader/duktape,harold-b/duktape,skomski/duktape,reqshark/duktape,chenyaqiuqiu/duktape,tassmjau/duktape,pombredanne/duktape,thurday/duktape,tassmjau/duktape,eddieh/duktape,chenyaqiuqiu/duktape,sloth4413/duktape,thurday/duktape