Standard library header <debugging> (C++26)

This header is part of the utility library.

Functions
(C++26)
 pauses the running program when called
(function)
(C++26)
 calls std::breakpoint if std::is_debugger_present returns true
(function)
(C++26)
 checks whether a program is running under the control of a debugger
(function)

Synopsis

// all freestanding
namespace std {
  // debugging utility
  void breakpoint() noexcept;
  void breakpoint_if_debugging() noexcept;
  bool is_debugger_present() noexcept;
}

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https://en.cppreference.com/w/cpp/header/debugging