FATAL Compiler Internal Error in file '../../../src/z80/gen.c' line number '8374' : Unimplemented

[pawosm-arm]

sdcc -mez80_z80 -O2 -c inet_aton.c

inet_aton.c:134: error 9: FATAL Compiler Internal Error in file '../../../src/z80/gen.c' line number '8374' : Unimplemented 
Contact Author with source code
inet_aton.c:134: error 9: FATAL Compiler Internal Error in file '../../../src/z80/gen.c' line number '8395' : Unimplemented 
Contact Author with source code

https://github.com/EtchedPixels/FUZIX/blob/master/Library/libs/inet_aton.c

[pawosm-arm]

Happens at -O0 too...