Hi @shanren
FYI
http://www.nacad.ufrj.br/online/intel/Documentation/en_US/compiler_c/main_cls/bldaps_cls/common/bldaps_ansi_macros.htm
http://www.nacad.ufrj.br/online/intel/Documentation/en_US/compiler_c/main_cls/bldaps_cls/cppug_ccl/bldaps_macros_lin.htm#bldaps_macros_lin
RV mineirin