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-rw-r--r--tmk_core/common.mk5
1 files changed, 5 insertions, 0 deletions
diff --git a/tmk_core/common.mk b/tmk_core/common.mk
index 278a6b6a14..bcd38240e6 100644
--- a/tmk_core/common.mk
+++ b/tmk_core/common.mk
@@ -167,11 +167,16 @@ ifeq ($(strip $(LTO_ENABLE)), yes)
endif
ifeq ($(strip $(LINK_TIME_OPTIMIZATION_ENABLE)), yes)
+ ifeq ($(PLATFORM),CHIBIOS)
+ $(info Enabling LTO on ChibiOS-targeting boards is known to have a high likelihood of failure.)
+ $(info If unsure, set LINK_TIME_OPTIMIZATION_ENABLE = no.)
+ endif
EXTRAFLAGS += -flto
TMK_COMMON_DEFS += -DLINK_TIME_OPTIMIZATION_ENABLE
TMK_COMMON_DEFS += -DNO_ACTION_MACRO
TMK_COMMON_DEFS += -DNO_ACTION_FUNCTION
endif
+
# Bootloader address
ifdef STM32_BOOTLOADER_ADDRESS
TMK_COMMON_DEFS += -DSTM32_BOOTLOADER_ADDRESS=$(STM32_BOOTLOADER_ADDRESS)