PLC-lang/rusty

Extend lit configuration for IR codegen tests

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#1,511 opened on Sep 8, 2025

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Description

Didn't reach the lit test yet, but lit can test IR, should we give that a shot for these tests? Start testing codegen using lit?

Originally posted by @ghaith in https://github.com/PLC-lang/rusty/pull/1493#discussion_r2321171765

Contributor guide

Research direction
Understand how lit is used in the LLVM ecosystem and explore how to integrate lit into the Rusty project for testing IR codegen. Look at existing lit test configurations in similar projects and adapt them.
Tech stack
rust
Domain
backendtesting
Issue type
Test
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
RustLLVMlit
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
35