comment "GCC Options"
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choice
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prompt "GCC compiler Version"
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default BR2_GCC_VERSION_ARC if BR2_arc
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default BR2_GCC_VERSION_POWERPC_SPE if BR2_powerpc_SPE
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default BR2_GCC_VERSION_10_X
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help
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Select the version of gcc you wish to use.
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config BR2_GCC_VERSION_ARC
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bool "gcc arc (10.x)"
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# Only supported architecture
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depends on BR2_arc
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select BR2_TOOLCHAIN_GCC_AT_LEAST_10
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config BR2_GCC_VERSION_POWERPC_SPE
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bool "gcc powerpc spe"
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# powerpc spe support has been deprecated since gcc 8.x.
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# https://gcc.gnu.org/ml/gcc/2018-04/msg00102.html
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depends on BR2_powerpc_SPE
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select BR2_TOOLCHAIN_GCC_AT_LEAST_8
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config BR2_GCC_VERSION_9_X
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bool "gcc 9.x"
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depends on !BR2_ARCH_NEEDS_GCC_AT_LEAST_10
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# powerpc spe support has been deprecated since gcc 8.x.
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# https://gcc.gnu.org/ml/gcc/2018-04/msg00102.html
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depends on !BR2_powerpc_SPE
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# C-SKY sk610 needs abiv1, which is not supported in
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# upstream gcc. C-SKY gcc upstream support not tested
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# with upstream binutils and glibc.
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depends on !BR2_csky
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# ARC HS48 rel 31 only supported by gcc arc fork.
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depends on !BR2_archs4x_rel31
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select BR2_TOOLCHAIN_GCC_AT_LEAST_9
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config BR2_GCC_VERSION_10_X
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bool "gcc 10.x"
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depends on !BR2_ARCH_NEEDS_GCC_AT_LEAST_11
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# powerpc spe support has been deprecated since gcc 8.x.
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# https://gcc.gnu.org/ml/gcc/2018-04/msg00102.html
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depends on !BR2_powerpc_SPE
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# C-SKY sk610 needs abiv1, which is not supported in
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# upstream gcc. C-SKY gcc upstream support not tested
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# with upstream binutils and glibc.
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depends on !BR2_csky
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# ARC HS48 rel 31 only supported by gcc arc fork.
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depends on !BR2_archs4x_rel31
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select BR2_TOOLCHAIN_GCC_AT_LEAST_10
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config BR2_GCC_VERSION_11_X
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bool "gcc 11.x"
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# powerpc spe support has been deprecated since gcc 8.x.
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# https://gcc.gnu.org/ml/gcc/2018-04/msg00102.html
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depends on !BR2_powerpc_SPE
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# uClibc-ng broken on sparc due to recent gcc changes
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# that need to be reverted since gcc 8.4, 9.3 and 10.1.
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# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98784
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depends on !BR2_sparc
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# ARC HS48 rel 31 only supported by gcc arc fork.
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depends on !BR2_archs4x_rel31
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select BR2_TOOLCHAIN_GCC_AT_LEAST_11
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endchoice
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# libcilkrts was introduced in gcc 4.9 and removed in gcc 8.x
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config BR2_GCC_SUPPORTS_LIBCILKRTS
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bool
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default y if !BR2_TOOLCHAIN_GCC_AT_LEAST_8
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config BR2_GCC_SUPPORTS_DLANG
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bool
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default y if BR2_aarch64
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default y if BR2_arm
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default y if BR2_i386
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default y if BR2_mips || BR2_mipsel
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default y if BR2_mips64 || BR2_mips64el
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default y if BR2_powerpc || BR2_powerpc64 || BR2_powerpc64le
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default y if BR2_x86_64
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default y if BR2_riscv && !BR2_RISCV_64
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depends on BR2_TOOLCHAIN_GCC_AT_LEAST_9
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depends on BR2_TOOLCHAIN_USES_GLIBC
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config BR2_GCC_VERSION
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string
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default "8.4.0" if BR2_GCC_VERSION_POWERPC_SPE
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default "9.4.0" if BR2_GCC_VERSION_9_X
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default "10.3.0" if BR2_GCC_VERSION_10_X
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default "11.3.0" if BR2_GCC_VERSION_11_X
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default "arc-2020.09-release" if BR2_GCC_VERSION_ARC
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config BR2_EXTRA_GCC_CONFIG_OPTIONS
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string "Additional gcc options"
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default ""
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help
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Any additional gcc configure options you may want to
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include. Those options are applied for all of the gcc
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initial, gcc intermediate and gcc final passes.
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config BR2_TOOLCHAIN_BUILDROOT_CXX
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bool "Enable C++ support"
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select BR2_INSTALL_LIBSTDCPP
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help
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Enable this option if you want your toolchain to support the
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C++ language and you want C++ libraries to be installed on
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your target system.
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comment "Fortran support needs a toolchain w/ wchar"
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depends on BR2_TOOLCHAIN_HAS_LIBQUADMATH
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depends on !BR2_USE_WCHAR # libquadmath
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config BR2_TOOLCHAIN_BUILDROOT_FORTRAN
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bool "Enable Fortran support"
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# on architecture building libquadmath, wchar is required
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depends on !BR2_TOOLCHAIN_HAS_LIBQUADMATH || \
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(BR2_TOOLCHAIN_HAS_LIBQUADMATH && BR2_USE_WCHAR)
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select BR2_TOOLCHAIN_HAS_FORTRAN
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help
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Enable this option if you want your toolchain to support the
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Fortran language and you want Fortran libraries to be
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installed on your target system.
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config BR2_TOOLCHAIN_BUILDROOT_DLANG
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bool "Enable D language support"
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depends on BR2_GCC_SUPPORTS_DLANG
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select BR2_TOOLCHAIN_HAS_DLANG
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help
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Enable this option if you want your toolchain to support the
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D language and you want D libraries to be installed on your
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target system.
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config BR2_GCC_ENABLE_LTO
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bool "Enable compiler link-time-optimization support"
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select BR2_BINUTILS_ENABLE_LTO
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help
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This option enables link-time optimization (LTO) support in
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gcc.
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config BR2_GCC_ENABLE_OPENMP
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bool "Enable compiler OpenMP support"
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depends on !BR2_PTHREADS_NONE && !BR2_arc && !BR2_microblaze
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select BR2_TOOLCHAIN_HAS_OPENMP
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help
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Enable OpenMP support for the compiler
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config BR2_GCC_ENABLE_GRAPHITE
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bool "Enable graphite support"
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depends on BR2_TOOLCHAIN_GCC_AT_LEAST_5
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help
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This option enables the graphite optimizations in the
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compiler.
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comment "graphite support needs gcc >= 5.x"
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depends on !BR2_TOOLCHAIN_GCC_AT_LEAST_5
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