S :: struct(T: type)
{
	data:  T,
	// data2: []T,
	// data3: [dynamic]T,
	// data4: int,

	// Any of these fields crash it.

	// data:  T,
	// (Incidentally, it also crashes, after showing the redeclaration error message
	//  if you use the same name for more than one field.)
}

func :: proc(s: S($T))
{
}
// Change to `s: ^S($T)` and it doesn't crash, but it gives a weird error.

main :: proc() {
	s: S(int);
	func(s.data);
}