project('extract all', 'c', 'cpp') a = static_library('a', 'one.c', 'two.c') b = static_library('b', 'three.c', 'four.c') c = shared_library('c', objects : [a.extract_all_objects(), b.extract_all_objects()], vs_module_defs : 'func1234.def') e = executable('proggie', 'prog.c', link_with : c) test('extall', e)