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C++26 standardizes programmatic debugger breakpoints in a new header

sandordargo.com 4 min read Editor score 7/10

C++26 adds a <debugging> header to replace platform-specific breakpoint code that projects have repeatedly implemented themselves. Standardizing this tooling behavior can reduce portability work across C++ codebases.

What

- C++26 adds a <debugging> header with breakpoint(), is_debugger_present(), and breakpoint_if_debugging().

How

- The functions are noexcept and freestanding; is_debugger_present() checks on each call and can be replaced for platforms without OS-level debugger detection.

Why it matters

- Standardized breakpoint APIs can replace platform-specific code that projects and test frameworks have been implementing themselves.

Read on sandordargo.com → Hacker News · 14 comments

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