-- in.cue --
domToSub: {
    foo: [string]: a: *1 | int
    foo: b: a: 1
}

// Issue #759
subToDom: {
    #maybeString: {ip?: string}
    something: ip: *"default" | string
    something: #maybeString
}
-- out/trim --
== in.cue
domToSub: {
	foo: [string]: a: *1 | int
	foo: b: {}
}

// Issue #759
subToDom: {
	#maybeString: {ip?: string}
	something: ip: *"default" | string
	something: #maybeString
}