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proof of concept: error if float->u64 cast used #4241

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proof of concept: error if float->u64 cast used #4241

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10 changes: 10 additions & 0 deletions ports/atmel-samd/supervisor/port.c
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Original file line number Diff line number Diff line change
Expand Up @@ -580,3 +580,13 @@ __attribute__((used)) void HardFault_Handler(void)
asm("nop;");
}
}

extern void __bad_use_of_float_to_u64_cast(void);
void __aeabi_f2ulz(void) {
__bad_use_of_float_to_u64_cast();
}

extern void __bad_use_of_float_to_s64_cast(void);
void __aeabi_f2lz(void) {
__bad_use_of_float_to_s64_cast();
}