The Kinetis GCC Build Tools Reference Manual for Microcontrollers describes usage of GCC build tools with Kinetis in CodeWarrior for Microcontrollers, the EWL libraries, and porting legacy Freescale Kinetis projects to use GCC.
Note: The GNU documentation for GCC ARM is available at <CWInstallDir>\Cross_Tools\arm-none-eabi-gcc- X_Y_Z\share\doc\gcc-arm-none-eabi.