allwpilib/wpimath/src/dev/native/cpp/main.cpp

// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.

#include <iostream>

#include <wpi/math>

int main() { std::cout << wpi::math::pi << std::endl; }