Polyglot Debugger Internals

Polyglot Debugger Internals

When Your Polyglot Debugger's Intermediate Representation Becomes a Translation Trap

Picture this: you're stepping through a Python function that calls a C extension, and suddenly the locals panel shows a pointer address instead of a l...

Polyglot Debugger Internals

When Stack Frame Transpilation Hides Semantic Gaps in Polyglot Debugging

You're stepping through Python, hit a C extension call, and the debugger suddenly shows you a stack frame that looks like JavaScript. That's not a bug...

Polyglot Debugger Internals

What to Fix First When Your Polyglot Debugger's Frame Reconstruction Fails Across Languages

It's 2 AM. You're debugging a Python app that calls a Rust library via FFI. The Python debugger shows frames one through four, then ??? – the frame re...

Polyglot Debugger Internals

Choosing Between Symbolic and Concrete Execution in Polyglot Debuggers Without Regret

So you're building—or maintaining—a polyglot debugger. You've got Python calling C extensions, JavaScript interacting with Rust WASM, maybe some Lua s...

Polyglot Debugger Internals

When Your Polyglot Debugger's Language Switching Overhead Exceeds Its Benefit

You're in the middle of debugging a Node.js service that calls a Python microservice. Your IDE's debugger handles both — but every time you step from ...

Polyglot Debugger Internals

When Concurrency Traces Break the Debugger – Willowisp's Different Path

You are staring at a flame graph that looks like a plate of spaghetti. Fifteen threads, three languages, one deadlock. Your current debugger shows you...