---
id: 5672
title: "Compiler bug causes compiler bug: how a 12-year-old g++ bug took down Solidity"
source_domain: osec.io
source_url: "https://osec.io/blog/compiler-bug-causes-compiler-bug/"
published_at: "2025-08-11T00:00:00Z"
tags: ["cpp", "compiler", "solidity", "gcc", "solc", "boost"]
phying_url: "https://phying.com/item/5672"
lang: en
---

# Compiler bug causes compiler bug: how a 12-year-old g++ bug took down Solidity

## Summary

OtterSec explains how a 12-year-old G++ overload-resolution bug, C++20 comparison rewrites and legacy Boost code crash Solidity's compiler (solc) on valid code — and how to fix it.

## Intelligence Metadata

- **Sources:** osec.io
- **Published:** 2025-08-11T00:00:00Z
- **Original:** https://osec.io/blog/compiler-bug-causes-compiler-bug/
- **Phying News:** https://phying.com/item/5672