Fix STM32F1 'freeMemory()' warnings (MarlinFirmware#20319)

chrisjenda · Apr 5, 2021 · c79eb61 · c79eb61
1 parent cf43a3d
commit c79eb61
Showing 1 changed file with 2 additions and 10 deletions.
diff --git a/Marlin/src/HAL/STM32F1/HAL.h b/Marlin/src/HAL/STM32F1/HAL.h
@@ -200,17 +200,9 @@ extern "C" {
 
 extern "C" char* _sbrk(int incr);
 
-/*
-static int freeMemory() {
-  volatile int top;
-  top = (int)((char*)&top - reinterpret_cast<char*>(_sbrk(0)));
-  return top;
-}
-*/
-
-static int freeMemory() {
+static inline int freeMemory() {
   volatile char top;
-  return &top - reinterpret_cast<char*>(_sbrk(0));
+  return &top - _sbrk(0);
 }
 
 #pragma GCC diagnostic pop