The mode switches (referred to as
mode_switches) allow the
inclusion of switches that are to be passed to the compiler itself, the
binder or the linker. The effect of a mode switch is to cause all
subsequent switches up to the end of the switch list, or up to the next
mode switch, to be interpreted as switches to be passed on to the
designated component of GNAT.
gcc. They will be passed on to all compile steps performed by
gnatbind. They will be passed on to all bind steps performed by
gnatlink. They will be passed on to all link steps performed by
gnatmake, regardless of any previous occurrence of -cargs, -bargs or -largs.