The syntax for the icc command is:
When you compile programs with multiple source files, an option applies to all the source files that follow it. For example, if you enter the following command:
icc /Oi+ main.c /Fa sub1.c /Lx /Oi- sub2.c
The name of the executable module will be the same as the name of the first source file (main), but with the extension .exe.