Make LTO available for ARM architecture.
Signed-off-by: Marek Behún marek.behun@nic.cz --- arch/Kconfig | 1 + arch/arm/lib/Makefile | 2 ++ 2 files changed, 3 insertions(+)
diff --git a/arch/Kconfig b/arch/Kconfig index a6dab3e56d..5e80bcebac 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -33,6 +33,7 @@ config ARC
config ARM bool "ARM architecture" + select ARCH_SUPPORTS_LTO select CREATE_ARCH_SYMLINK select HAVE_PRIVATE_LIBGCC if !ARM64 select SUPPORT_OF_CONTROL diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index 27b12e7f2b..e977aacc61 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -45,6 +45,8 @@ obj-$(CONFIG_SEMIHOSTING) += semihosting.o
obj-y += bdinfo.o obj-y += sections.o +CFLAGS_REMOVE_sections.o := $(LTO_CFLAGS) + obj-y += stack.o ifdef CONFIG_CPU_V7M obj-y += interrupts_m.o