libcxx/test/std/numerics/numbers/illformed.verify.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // UNSUPPORTED: c++03, c++11, c++14, c++17
  10
  11 #include <numbers>
  12
  13 // Initializing the primary template is ill-formed.
  14 int log2e{std::numbers::log2e_v<int>}; // expected-error-re@numbers:* {{static assertion failed{{.*}}A program that instantiates a primary template of a mathematical constant variable template is ill-formed.}}
  15 int log10e{std::numbers::log10e_v<int>};
  16 int pi{std::numbers::pi_v<int>};
  17 int inv_pi{std::numbers::inv_pi_v<int>};
  18 int inv_sqrtpi{std::numbers::inv_sqrtpi_v<int>};
  19 int ln2{std::numbers::ln2_v<int>};
  20 int ln10{std::numbers::ln10_v<int>};
  21 int sqrt2{std::numbers::sqrt2_v<int>};
  22 int sqrt3{std::numbers::sqrt3_v<int>};
  23 int inv_sqrt3{std::numbers::inv_sqrt3_v<int>};
  24 int egamma{std::numbers::egamma_v<int>};
  25 int phi{std::numbers::phi_v<int>};