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Fix unused freeMemory() warnings for STM32F1 #20319

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merged 1 commit into from
Nov 29, 2020
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Fix unused freeMemory() warnings for STM32F1 #20319

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12 changes: 2 additions & 10 deletions Marlin/src/HAL/STM32F1/HAL.h
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Original file line number Diff line number Diff line change
Expand Up @@ -202,17 +202,9 @@ 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);
}

#if GCC_VERSION <= 50000
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