core: Fix OPT_DEFS for mbed build

diff --git a/tmk_core/tool/mbed/gcc.mk b/tmk_core/tool/mbed/gcc.mk
index b8c7336b45192d48fe95b13d95bbd0d6fa681f76..596fbc8a1e3060d6fd0c6902facd133a4a737be0 100644 (file)
--- a/tmk_core/tool/mbed/gcc.mk
+++ b/tmk_core/tool/mbed/gcc.mk
@@ -23,6 +23,7 @@ CC_FLAGS += \
        -fdata-sections \
        -fomit-frame-pointer
 CC_FLAGS += -MMD -MP
+CC_FLAGS += $(OPT_DEFS)
 
 LD_FLAGS = $(CPU) -Wl,--gc-sections --specs=nano.specs
 #LD_FLAGS += -u _printf_float -u _scanf_float