config BR2_PACKAGE_CLANG
	bool "clang"
	depends on BR2_PACKAGE_LLVM_ARCH_SUPPORTS
	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_5
	depends on BR2_TOOLCHAIN_HAS_THREADS
	depends on BR2_INSTALL_LIBSTDCPP
	depends on !BR2_TOOLCHAIN_HAS_GCC_BUG_64735 # std::shared_future
	depends on !BR2_STATIC_LIBS
	depends on BR2_USE_WCHAR # std::wstring
	depends on BR2_HOST_GCC_AT_LEAST_5
	select BR2_PACKAGE_LLVM
	help
	  Clang is a C/C++, Objective C/C++ and OpenCL C front-end
	  for the LLVM compiler.

	  http://clang.llvm.org

comment "clang needs a toolchain w/ wchar, threads, C++, gcc >= 5, dynamic library, host gcc >= 5"
	depends on BR2_PACKAGE_LLVM_ARCH_SUPPORTS
	depends on !BR2_TOOLCHAIN_HAS_THREADS || !BR2_INSTALL_LIBSTDCPP || \
		!BR2_TOOLCHAIN_GCC_AT_LEAST_5 \
		|| BR2_STATIC_LIBS || !BR2_USE_WCHAR \
		|| !BR2_HOST_GCC_AT_LEAST_5

comment "clang needs a toolchain not affected by GCC bug 64735"
	depends on BR2_PACKAGE_LLVM_ARCH_SUPPORTS
	depends on BR2_TOOLCHAIN_HAS_GCC_BUG_64735