Moved the inline optimization to the Makefile.

bacnet-stack/ports/atmega168/Makefile

@@ -82,9 +82,14 @@ LIBRARY = lib$(TARGET).a
 
 ## Options common to compile, link and assembly rules
 COMMON = -mmcu=$(MCU)
+
+OPTIMIZE_FLAGS = -mcall-prologues 
+#OPTIMIZE_FLAGS += -finline-functions
+OPTIMEZE_FLAGS += -finline-functions-called-once
 #OPTIMIZATION = -O0
 #OPTIMIZATION = -Os
-OPTIMIZATION = -Os -mcall-prologues
+OPTIMIZATION = -Os $(OPTIMIZE_FLAGS)
+#OPTIMIZATION = -O3 $(OPTIMIZE_FLAGS)
 
 ## Compile options common for all C compilation units.
 BFLAGS = -DBACDL_MSTP

bacnet-stack/ports/atmega168/main.c

@@ -45,7 +45,7 @@ bool dcc_communication_enabled(
     return true;
 }
 
-static inline void init(
+static void init(
     void)
 {
     /* Initialize the Clock Prescaler for ATmega48/88/168 */
@@ -100,7 +100,7 @@ static inline void init(
 
 static uint8_t NPDU_Timer;
 
-static inline void NDPU_Timers(
+static void NDPU_Timers(
     void)
 {
     if (NPDU_Timer) {
@@ -111,14 +111,14 @@ static inline void NDPU_Timers(
     }
 }
 
-static inline void NPDU_LED_On(
+static void NPDU_LED_On(
     void)
 {
     BIT_CLEAR(PORTD, PD5);
     NPDU_Timer = 20;
 }
 
-static inline void task_milliseconds(
+static void task_milliseconds(
     void)
 {
     while (Timer_Milliseconds) {
@@ -131,7 +131,7 @@ static inline void task_milliseconds(
 
 static uint8_t Address_Switch;
 
-static inline void input_switch_read(
+static void input_switch_read(
     void)
 {
     uint8_t value;