config BR2_PACKAGE_GCC_TARGET bool "native toolchain in the target filesystem" default n help If you want the target system to be able to run binutils/gcc and compile native code, say Y here. config BR2_GCC_TARGET_AVR32_CONFIGURATION bool "Enable default AVR32 GCC configuration" default y depends BR2_avr32 && BR2_PACKAGE_GCC_TARGET help For the AVR32 platform there is some configuration which are not supported. Currently this will add "--disable-libmudflap" to configure. config BR2_EXTRA_TARGET_GCC_CONFIG_OPTIONS string "Additional target gcc options" default "" depends BR2_PACKAGE_GCC_TARGET help Any additional target gcc options you may want to include.... Including, but not limited to --disable-checking etc. Refer to */configure in your gcc sources.