buildroot/package/llvm-project/compiler-rt/Config.in

config BR2_PACKAGE_COMPILER_RT
	bool "compiler-rt"
	depends on BR2_PACKAGE_LLVM
	depends on BR2_TOOLCHAIN_USES_GLIBC # asan lib requires
	depends on BR2_HOST_GCC_AT_LEAST_7 # host-clang
	help
	  A collection of runtime libraries primarily used by clang and
	  llvm to provide builtins, sanitizer runtimes, and profiling
	  at runtime.

	  https://compiler-rt.llvm.org/

comment "compiler-rt requires llvm to be enabled, a glibc toolchain, host gcc >= 7"
	depends on !BR2_PACKAGE_LLVM
	depends on !BR2_TOOLCHAIN_USES_GLIBC ||	!BR2_HOST_GCC_AT_LEAST_7