Function getMaxNumTracedQubits

tests/unit/calculations.cpp:343–352

@private

/// @private
int getMaxNumTracedQubits(int numQubits) {

    // cannot reduce all qubits, nor so many that the final qureg is
    // illegally distributed (which we enforce even upon the testsed
    // non-distributed Quregs for simplicity)

    return std::min(
        numQubits - 1,
        numQubits - getLog2(getQuESTEnv().numNodes));
}


TEST_CASE( "calcPartialTrace", TEST_CATEGORY ) {