option('BUILD_TESTS', 			type : 'feature', value : 'auto',	description : 'Build tests (default: auto - only if not a subproject)')
option('BUILD_EXAMPLES',		type : 'feature', value : 'auto',	description : 'Build examples (default: auto - only if not a subproject)')
option('GENERATE_CMAKE_CONFIG',	type : 'feature', value : 'auto',	description : 'Generate a cmake package config file (default: auto - only if not a subproject)')
option('ALL_WARNINGS',			type : 'boolean', value : false,	description : 'Enable all the extra super-extremely-pedantic compiler warnings')
option('TIME_TRACE',			type : 'boolean', value : false,	description : 'Enable the -ftime-trace option (Clang only)')
option('SMALL_BINARIES',		type : 'boolean', value : false,	description : 'Add some flags to try to generate the smallest binary possible')