text: //===--------------- catch_member_function_pointer_02.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
  //
  //===----------------------------------------------------------------------===//
  
  // Can a noexcept member function pointer be caught by a non-noexcept catch
  // clause?
  // UNSUPPORTED: no-exceptions, libcxxabi-no-noexcept-function-type
  
  // GCC 7 and 8 support noexcept function types but this test still fails.
  // This is likely a bug in their implementation. Investigation needed.
  // XFAIL: gcc-7, gcc-8, gcc-9, gcc-10
  
  #include <cassert>
  
  struct X {
    template<bool Noexcept> void f() noexcept(Noexcept) {}
  };
  template<bool Noexcept> using FnType = void (X::*)() noexcept(Noexcept);
  
  template<bool ThrowNoexcept, bool CatchNoexcept>
  void check()
  {
      try
      {
          auto p = &X::f<ThrowNoexcept>;
          throw p;
          assert(false);
      }
      catch (FnType<CatchNoexcept> p)
      {
          assert(ThrowNoexcept || !CatchNoexcept);
          assert(p == &X::f<ThrowNoexcept>);
      }
      catch (...)
      {
          assert(!ThrowNoexcept && CatchNoexcept);
      }
  }
  
  void check_deep() {
      FnType<true> p = &X::f<true>;
      try
      {
          throw &p;
      }
      catch (FnType<false> *q)
      {
          assert(false);
      }
      catch (FnType<true> *q)
      {
      }
      catch (...)
      {
          assert(false);
      }
  }
  
  int main(int, char**)
  {
      check<false, false>();
      check<false, true>();
      check<true, false>();
      check<true, true>();
      check_deep();
  
      return 0;
  }
  