// Builds the while loop specified by `params` and returns the output tensors of
// the while loop in `outputs`. `outputs` should be allocated to size
// `params.ninputs`.
//
// `params` is no longer valid once this returns.
//
// Either this or TF_AbortWhile() must be called after a successful
// TF_NewWhile() call.
TF_CAPI_EXPORT extern void TF_FinishWhile(const TF_WhileParams* params,