Reduce unused function warnings

2019-08-06 04:46:30 -05:00
parent 1fe195926f
commit fb579212ea
11 changed files with 71 additions and 34 deletions
--- a/Marlin/src/HAL/HAL_AVR/HAL.h
+++ b/Marlin/src/HAL/HAL_AVR/HAL.h
@ -114,9 +114,12 @@ void HAL_init(void);
 inline void HAL_clear_reset_source(void) { MCUSR = 0; }
 inline uint8_t HAL_get_reset_source(void) { return MCUSR; }

+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-function"
 extern "C" {
  int freeMemory(void);
 }
+#pragma GCC diagnostic pop

 // timers
 #define HAL_TIMER_RATE          ((F_CPU) / 8)    // i.e., 2MHz or 2.5MHz