C:     tr,
		}
	case *dwarf.TypedefType:
		// C has much more relaxed rules than Go for
		// implicit type conversions. When the parameter
		// is type T defined as *X, simulate a little of the
		// laxness of C by making the argument *X instead of T.
		if ptr, ok := base(dt.Type).(*dwarf.PtrType); ok {
			// Unless the typedef happens to point to void* since
			// Go has special rules around using unsafe.Pointer.