Zainstalowałem sobie Ethernut-4.2.1. Następnie podczas kompilacji jądra wyskakuje mi
18:53:52: ----- Running 'make all' -----
18:53:52: Located c:\ethernut-4.2.1\nut\tools\win32\make.exe
avr-ar: creating libnutarch.a
avr-ar: creating libnutos.a
../.././nut/dev/usart.c: In function 'UsartIOCtl':
../.././nut/dev/usart.c:844: error: unable to find a register to spill in class 'BASE_POINTER_REGS'
../.././nut/dev/usart.c:844: error: this is the insn:
(insn 663 162 163 14 (set (mem/c:HI (plus:HI (reg/f:HI 28 r28)
(const_int 1 [0x1])) [29 S2 A8])
(reg:HI 24 r24)) 12 {*movhi} (nil)
(nil))
../.././nut/dev/usart.c:844: confused by earlier errors, bailing out
make[1]: *** [usart.o] Error 1
make: *** [all] Error 2
18:54:26: ----- 'make all' failed with error 2 -----
Co to znaczy i co z tym zrobic?