option('checks', type: 'boolean', value: true, yield: true, description: 'Check for features with the build system') option('docs', type: 'feature', value: 'auto', yield: true, description: 'Build documentation') option('strict', type: 'boolean', value: false, yield: true, description: 'Enable ultra-strict warnings') option('tests', type: 'boolean', value: true, yield: true, description: 'Build tests') option('use_builtin_clz', type: 'feature', value: 'auto', yield: true, description: 'Use __builtin_clz') option('use_builtin_clzll', type: 'feature', value: 'auto', yield: true, description: 'Use __builtin_clzll')