config BR2_TOOLCHAIN_EXTERNAL_ARM_AARCH64 bool "Arm AArch64 2021.07" depends on BR2_aarch64 depends on BR2_HOSTARCH = "x86_64" select BR2_TOOLCHAIN_EXTERNAL_GLIBC select BR2_TOOLCHAIN_HAS_SSP select BR2_INSTALL_LIBSTDCPP select BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_20 select BR2_TOOLCHAIN_GCC_AT_LEAST_10 select BR2_TOOLCHAIN_HAS_FORTRAN select BR2_TOOLCHAIN_HAS_OPENMP help Arm toolchain for the AArch64 architecture. This is the same toolchain that was previously distributed by Linaro. https://developer.arm.com/open-source/gnu-toolchain