Function ToCFloat

cpp/src/arrow/compute/kernels/scalar_arithmetic_test.cc:66–66

using ArithmeticFloatingTypes = testing::Types<FloatType, DoubleType, HalfFloatType>;

float ToCFloat(float v) { return v; }
double ToCFloat(double v) { return v; }
float ToCFloat(Float16 v) { return v.ToFloat(); }