arm: Exclude eabi_compat from LTO

These symbols need to survive the IR-level dead function elimination pass,
since nothing at the IR level is referencing them (calls to these are inserted
later, at codegen time).

Signed-off-by: Sam Edwards <CFSworks@gmail.com>
Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>

diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index 1c95dd6..74cd505 100644 (file)
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -92,6 +92,7 @@ obj-$(CONFIG_GENERATE_ACPI_TABLE) += acpi_table.o
 # For EABI conformant tool chains, provide eabi_compat()
 ifneq (,$(findstring -mabi=aapcs-linux,$(PLATFORM_CPPFLAGS)))
 extra-y        += eabi_compat.o
+CFLAGS_REMOVE_eabi_compat.o := $(LTO_CFLAGS)
 endif
 
 # some files can only build in ARM or THUMB2, not THUMB1