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cross-gcc

Configure GCC cross-compilation toolchains for ARM, RISC-V, and MIPS targets.

159|20|Updated Feb 20, 2026
Search Tags:#embedded systems#qemu#toolchain#cross-compilation#gcc#arm#risc-v
One-click install
npx skills add https://github.com/mohitmishra786/low-level-dev-skills --skill cross-gcc
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: cross-gcc
Source: https://github.com/mohitmishra786/low-level-dev-skills/tree/main/skills/compilers/cross-gcc
Command: npx skills add https://github.com/mohitmishra786/low-level-dev-skills --skill cross-gcc

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill simplifies the complex process of setting up and using GCC toolchains for cross-compilation, enabling you to build software for different architectures and embedded systems from your development machine.

Core Features & Use Cases

  • Toolchain Setup: Guides you through installing cross-compilation toolchains for various architectures like ARM, RISC-V, and MIPS.
  • Sysroot Configuration: Explains how to manage sysroots for target-specific libraries and headers.
  • Cross-Debugging: Facilitates debugging cross-compiled binaries using QEMU and GDB.
  • Use Case: You need to compile a C application for a Raspberry Pi (ARM64) on your x86_64 Linux machine. This Skill will help you install the correct aarch64-linux-gnu toolchain, configure your build with the appropriate sysroot, and even help you test the compiled binary using QEMU.

Quick Start

Install the cross-compiler toolchain for ARM 64-bit Linux on Debian/Ubuntu.

Frequently Asked Questions about cross-gcc

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

FAQPage Schema
How do I cross-compile a C application for ARM64 on an x86_64 Linux machine?▼

Cross-compilation for ARM64 on an x86_64 host requires installing the aarch64-linux-gnu GCC toolchain, configuring the sysroot for target-specific libraries, and building the application using the correct cross-compilation triplet.

What is a sysroot and how do I configure it for embedded GCC cross-compilation?▼

Sysroot configuration in GCC cross-compilation involves managing a target-specific directory of libraries and headers, ensuring the compiler links against the correct architecture dependencies rather than the host system files.

Can I use QEMU to run and debug cross-compiled RISC-V or MIPS binaries?▼

Yes, QEMU facilitates running and debugging cross-compiled RISC-V or MIPS binaries on an x86_64 host, allowing you to test architecture-specific builds and troubleshoot incorrect architecture errors alongside GDB.

Does cross-compilation with GCC work with Yocto and Buildroot embedded toolchains?▼

GCC cross-compilation integrates with Yocto and Buildroot by utilizing the embedded toolchains and sysroots generated by these frameworks, streamlining the build configuration for diverse multi-architecture targets.

Why does my cross-compiled binary show an incorrect architecture error during pkg-config?▼

Incorrect architecture errors during pkg-config cross builds happen when the GCC toolchain targets the wrong triplet or the sysroot is misconfigured, requiring you to align pkg-config environment paths with the target architecture.

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