void foo(inout int i) { } dtest.d:7: found 'int' when expecting ')' dtest.d:7: semicolon expected following function declaration dtest.d:7: no identifier for declarator i dtest.d:7: semicolon expected, not ')' dtest.d:7: Declaration expected, not ')' dtest.d:13: unrecognized declaration (gdc 0.22, using dmd 1.004)