cpp-modern

Refactor legacy C++ code to C++17/20 idioms with RAII and smart pointers.

5|1|Updated Jun 17, 2026
One-click install
npx skills add https://github.com/roanbrasil/engineer-grade-agent-skills --skill cpp-modern-roanbrasil
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: cpp-modern
Source: https://github.com/roanbrasil/engineer-grade-agent-skills/tree/main/skills/cpp-modern
Command: npx skills add https://github.com/roanbrasil/engineer-grade-agent-skills --skill cpp-modern-roanbrasil

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill solves the common pain points of writing error-prone, outdated C++ code with manual memory management, undefined behavior, and inefficient patterns that lead to bugs, security vulnerabilities, and poor performance.

Core Features & Use Cases

  • Modern Idiom Enforcement: Applies C++17/20 best practices including RAII, smart pointers, move semantics, concepts, ranges, and structured bindings to eliminate manual resource management and boilerplate.
  • Safety & Performance Guardrails: Prevents undefined behavior, data races, and memory leaks while providing cache-friendly, branch-prediction-optimized patterns for high-throughput systems.
  • Use Case: Use this Skill to build a production-grade concurrent logging service in C++20 that safely handles thousands of threads without data races, uses zero-overhead abstractions, and passes all sanitizer checks in CI.

Quick Start

Use the cpp-modern skill to refactor the existing legacy C++ file handling module to use RAII and smart pointers, eliminating all manual new/delete calls and memory leak risks.

Frequently Asked Questions about cpp-modern

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I eliminate manual memory management and undefined behavior in C++17?

Modern C++17/20 eliminates undefined behavior by enforcing RAII, smart pointers, and move semantics. These zero-overhead abstractions replace manual new/delete calls, preventing memory leaks and data races while maintaining optimal performance for high-throughput systems.

What is the best way to refactor legacy C++ file handling to prevent memory leaks?

The best way to refactor legacy C++ file handling is to apply RAII and smart pointers. This eliminates manual new/delete calls and boilerplate, ensuring resources are safely acquired and released without memory leak risks.

Can I build a concurrent logging service in C++20 that safely handles thousands of threads?

Yes, you can build a concurrent logging service in C++20 that safely handles thousands of threads. By applying modern concurrency safety patterns and zero-overhead abstractions, the service avoids data races and passes sanitizer checks in CI.

Does modern C++ support cache-friendly patterns for high-performance embedded systems?

Yes, modern C++ supports cache-friendly, branch-prediction-optimized patterns for high-performance embedded systems. It provides zero-overhead abstractions that ensure safety and efficiency without compromising throughput in production environments.

Why should I use C++20 concepts and ranges instead of outdated C-style patterns?

You should use C++20 concepts and ranges instead of outdated C-style patterns to eliminate boilerplate and enforce compile-time safety. This prevents undefined behavior and ensures maintainable, error-free code for cross-platform library development.

How do I configure a production-grade CMake build for modern C++ projects?

To configure a production-grade CMake build for modern C++ projects, apply C++17/20 best practices alongside zero-overhead idioms. This setup ensures safe, efficient compilation and dependency management for system programming and cross-platform libraries.