px4-firmware/misc/buildroot/toolchain/Config.in

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#
menu "Toolchain Options"
source "toolchain/binutils/Config.in"
source "toolchain/gcc/Config.in"
source "toolchain/gdb/Config.in"
source "toolchain/nxflat/Config.in"
source "toolchain/genromfs/Config.in"
comment "Common Toolchain Options"
source "toolchain/sstrip/Config.in"
config BR2_ENABLE_MULTILIB
bool "Enable multilib support?"
default n
help
If you want multilib enabled, enable this...
config BR2_LARGEFILE
bool "Enable large file (files > 2 GB) support?"
depends on !BR2_cris
default y
help
Enable large file (files > 2 GB) support
config BR2_SOFT_FLOAT
bool "Use software floating point by default"
default n
depends on BR2_arm || BR2_armeb || BR2_mips || BR2_mipsel || BR2_powerpc
help
If your target CPU does not have a Floating Point Unit (FPU) or a
kernel FPU emulator, but you still wish to support floating point
functions, then everything will need to be compiled with soft
floating point support (-msoft-float).
Most people will answer N.
config BR2_TARGET_OPTIMIZATION
string "Target Optimizations"
default "-Os -pipe"
help
Optimizations to use when building for the target host.
endmenu