Function IdentityHint

ecgo/builder/builder.go:243–248

assertIsSet IdentityHint sets output[0] to input[0] and is used to implement ToFirstLayer.

(field *big.Int, inputs []*big.Int, outputs []*big.Int)

// IdentityHint sets output[0] to input[0] and is used to implement ToFirstLayer.
func IdentityHint(field *big.Int, inputs []*big.Int, outputs []*big.Int) error {
	a := big.NewInt(0)
	a.Set(inputs[0])
	outputs[0] = a
	return nil
}

// ToFirstLayer adds a hint to the target variable to bring it to the first layer.
func (builder *builder) ToFirstLayer(v frontend.Variable) frontend.Variable {