**** Build of configuration Nios II for project NISO_Led ****
make all
Info: Building ../NISO_Led_bsp/
make --no-print-directory -C ../NISO_Led_bsp/
Compiling alt_alarm_start.c...
nios2-elf-gcc -xc -MP -MMD -c  -I./HAL/inc -I. -I./drivers/inc -DSYSTEM_BUS_WIDTH=32 -pipe -D__hal__ -DALT_NO_C_PLUS_PLUS -DALT_NO_CLEAN_EXIT -DALT_NO_EXIT -DALT_USE_DIRECT_DRIVERS -DALT_NO_INSTRUCTION_EMULATION -DALT_USE_SMALL_DRIVERS -DSMALL_C_LIB -DALT_SINGLE_THREADED    "Os" -g -Wall  -EL -mno-hw-div -mno-hw-mul -mno-hw-mulx   -o obj/HAL/src/alt_alarm_start.o HAL/src/alt_alarm_start.c
nios2-elf-gcc: "Os": Invalid argument
make[1]: *** [obj/HAL/src/alt_alarm_start.o] Error 1
make[1]: *** Deleting file `obj/HAL/src/alt_alarm_start.o'
make: *** [../NISO_Led_bsp/-recurs-make-lib] Error 2

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