ceph/src/boost/libs/assert/test/source_location_test5.cpp

   1 // Copyright 2022 Peter Dimov
   2 // Distributed under the Boost Software License, Version 1.0.
   3 // http://www.boost.org/LICENSE_1_0.txt
   4
   5 // Reduced from a boost::system::result test; codegen bug
   6 // in GCC < 5 which is somehow triggered by __PRETTY_FUNCTION__
   7 // and throwing an exception
   8
   9 #include <boost/assert/source_location.hpp>
  10 #include <boost/core/lightweight_test.hpp>
  11 #include <exception>
  12
  13 template<class T> class result
  14 {
  15 private:
  16
  17     bool has_value_;
  18     T value_;
  19
  20 public:
  21
  22     result(): has_value_( false ), value_()
  23     {
  24     }
  25
  26     T value( boost::source_location const& /*loc*/ = BOOST_CURRENT_LOCATION ) const
  27     {
  28         if( has_value_ )
  29         {
  30             return value_;
  31         }
  32         else
  33         {
  34             throw std::exception();
  35         }
  36     }
  37 };
  38
  39 int main()
  40 {
  41     result<int> r;
  42     BOOST_TEST_THROWS( r.value(), std::exception );
  43     return boost::report_errors();
  44 }