comment "GCC Options" choice prompt "GCC compiler Version" default BR2_GCC_VERSION_ARC if BR2_arc default BR2_GCC_VERSION_CSKY if BR2_csky default BR2_GCC_VERSION_8_X help Select the version of gcc you wish to use. config BR2_GCC_VERSION_ARC bool "gcc arc (9.x)" # Only supported architecture depends on BR2_arc select BR2_TOOLCHAIN_GCC_AT_LEAST_9 config BR2_GCC_VERSION_CSKY bool "gcc csky" # Only supported architecture depends on BR2_csky select BR2_TOOLCHAIN_GCC_AT_LEAST_6 config BR2_GCC_VERSION_5_X bool "gcc 5.x" depends on !BR2_ARCH_NEEDS_GCC_AT_LEAST_6 # Broken or unsupported architectures depends on !BR2_arc depends on !BR2_or1k # musl on ppc64 and mips64 unsupported depends on !(BR2_TOOLCHAIN_USES_MUSL && (BR2_powerpc64 || BR2_powerpc64le)) depends on !(BR2_TOOLCHAIN_USES_MUSL && (BR2_mips64 || BR2_mips64el)) # glibc >= 2.30 needs gcc >= 6.2 on all architectures. depends on !BR2_TOOLCHAIN_USES_GLIBC select BR2_TOOLCHAIN_GCC_AT_LEAST_5 config BR2_GCC_VERSION_7_X bool "gcc 7.x" depends on !BR2_ARCH_NEEDS_GCC_AT_LEAST_8 # Broken or unsupported architectures depends on !BR2_or1k select BR2_TOOLCHAIN_GCC_AT_LEAST_7 config BR2_GCC_VERSION_8_X bool "gcc 8.x" depends on !BR2_ARCH_NEEDS_GCC_AT_LEAST_9 # Broken or unsupported architectures depends on !BR2_or1k # powerpc spe support has been deprecated since gcc 8.x. # https://gcc.gnu.org/ml/gcc/2018-04/msg00102.html depends on !BR2_powerpc_SPE select BR2_TOOLCHAIN_GCC_AT_LEAST_8 config BR2_GCC_VERSION_9_X bool "gcc 9.x" # or1k needs binutils >= 2.32 depends on !(BR2_or1k && BR2_BINUTILS_VERSION_2_31_X) # powerpc spe support has been deprecated since gcc 8.x. # https://gcc.gnu.org/ml/gcc/2018-04/msg00102.html depends on !BR2_powerpc_SPE # C-SKY sk610 needs abiv1, which is not supported in # upstream gcc. C-SKY gcc upstream support not tested # with upstream binutils and glibc. depends on !BR2_csky select BR2_TOOLCHAIN_GCC_AT_LEAST_9 endchoice # libcilkrts was introduced in gcc 4.9 and removed in gcc 8.x config BR2_GCC_SUPPORTS_LIBCILKRTS bool default y if !BR2_TOOLCHAIN_GCC_AT_LEAST_8 config BR2_GCC_SUPPORTS_DLANG bool default y if BR2_aarch64 default y if BR2_arm default y if BR2_i386 default y if BR2_mips || BR2_mipsel default y if BR2_mips64 || BR2_mips64el default y if BR2_powerpc || BR2_powerpc64 || BR2_powerpc64le default y if BR2_x86_64 default y if BR2_riscv && !BR2_RISCV_64 depends on BR2_TOOLCHAIN_GCC_AT_LEAST_9 depends on BR2_TOOLCHAIN_USES_GLIBC config BR2_GCC_VERSION string default "5.5.0" if BR2_GCC_VERSION_5_X default "7.5.0" if BR2_GCC_VERSION_7_X default "8.4.0" if BR2_GCC_VERSION_8_X default "9.3.0" if BR2_GCC_VERSION_9_X default "arc-2019.09-release" if BR2_GCC_VERSION_ARC default "48152afb96c59733d5bc79e3399bb7b3d4b44266" if BR2_GCC_VERSION_CSKY config BR2_EXTRA_GCC_CONFIG_OPTIONS string "Additional gcc options" default "" help Any additional gcc configure options you may want to include. Those options are applied for all of the gcc initial, gcc intermediate and gcc final passes. config BR2_TOOLCHAIN_BUILDROOT_CXX bool "Enable C++ support" select BR2_INSTALL_LIBSTDCPP help Enable this option if you want your toolchain to support the C++ language and you want C++ libraries to be installed on your target system. comment "Fortran support needs a toolchain w/ wchar" depends on BR2_TOOLCHAIN_HAS_LIBQUADMATH depends on !BR2_USE_WCHAR # libquadmath config BR2_TOOLCHAIN_BUILDROOT_FORTRAN bool "Enable Fortran support" # on architecture building libquadmath, wchar is required depends on !BR2_TOOLCHAIN_HAS_LIBQUADMATH || \ (BR2_TOOLCHAIN_HAS_LIBQUADMATH && BR2_USE_WCHAR) select BR2_TOOLCHAIN_HAS_FORTRAN help Enable this option if you want your toolchain to support the Fortran language and you want Fortran libraries to be installed on your target system. config BR2_TOOLCHAIN_BUILDROOT_DLANG bool "Enable D language support" depends on BR2_GCC_SUPPORTS_DLANG select BR2_TOOLCHAIN_HAS_DLANG help Enable this option if you want your toolchain to support the D language and you want D libraries to be installed on your target system. config BR2_GCC_ENABLE_LTO bool "Enable compiler link-time-optimization support" select BR2_BINUTILS_ENABLE_LTO help This option enables link-time optimization (LTO) support in gcc. config BR2_GCC_ENABLE_OPENMP bool "Enable compiler OpenMP support" depends on !BR2_PTHREADS_NONE && !BR2_arc && !BR2_microblaze select BR2_TOOLCHAIN_HAS_OPENMP help Enable OpenMP support for the compiler config BR2_GCC_ENABLE_GRAPHITE bool "Enable graphite support" depends on BR2_TOOLCHAIN_GCC_AT_LEAST_5 help This option enables the graphite optimizations in the compiler. comment "graphite support needs gcc >= 5.x" depends on !BR2_TOOLCHAIN_GCC_AT_LEAST_5