# avr-libc does not provide `clock `required by ubasic_tests FEATURES_BLACKLIST += arch_avr8 # msp430-libc does not provide `stdout` variable required by ubasic_tests FEATURES_BLACKLIST += arch_msp430 # newlib for MIPS does not provide _times_r FEATURES_BLACKLIST += arch_mips32r2 # newlib for RISCV does not provide _times FEATURES_BLACKLIST += arch_riscv