RTEMS 4.5.0 On-Line Library

Do I need gcc-2.9x for cross compilation?

RTEMS Frequently Asked Questions

4.1.5: Do I need gcc-2.9x for cross compilation?

Not necessarily, but gcc-2.9x is highly recommended, because most development has taken place using gcc-2.9x and previous versions of gcc are not actively supported in RTEMS anymore (Can I use a non-gcc cross-toolchain?).

RTEMS Frequently Asked Questions