libcxx/test/std/language.support/support.c.headers/support.c.headers.other/math.lerp.pass.cpp

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

// <math.h>

// [support.c.headers.other]/1
//   ... except for the functions described in [sf.cmath], the
//   std::lerp function overloads ([c.math.lerp]) ...

#include <cassert>
#include <math.h>

template <class = int>
int lerp(float, float, float) {
  return 32;
}

template <class = int>
int lerp(double, double, double) {
  return 32;
}

template <class = int>
int lerp(long double, long double, long double) {
  return 32;
}

int main(int, char**) {
  assert(lerp(0.f, 0.f, 0.f) == 32);
  assert(lerp(0., 0., 0.) == 32);
  assert(lerp(0.l, 0.l, 0.l) == 32);

  return 0;
}