std::stacktrace_entry::stacktrace_entry
From cppreference.com
                    
                                        
                    < cpp | utility | stacktrace entry
                    
                                                            
                    |   constexpr stacktrace_entry() noexcept;  | 
(1) | (since C++23) | 
|   constexpr stacktrace_entry( const stacktrace_entry& other ) noexcept;  | 
(2) | (since C++23) | 
1) Default constructor. Creates an empty 
stacktrace_entry.2) Copy constructor. Creates a copy of 
other.Parameters
| other | - |   another stacktrace_entry to copy from
 | 
Notes
A non-empty stacktrace_entry can be obtained from a std::basic_stacktrace created by std::basic_stacktrace::current or a copy of such std::basic_stacktrace.
Example
| This section is incomplete Reason: no example  | 
See also
  constructs a new source_location with implementation-defined values (public member function of std::source_location)  |