Uploaded May 2025 | Updated September 2026, 2 weeks ago

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2025 EuroLLVM Developers' Meeting

llvm.org/devmtg/2025-04

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Title: Solving Compiler Puzzles: Debug Methods in MLIR

Speaker: Christopher McGirr

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Slides: llvm.org/devmtg/2025-04/slides/technical_talk/mcgirr_solving_compiler_puzzlespdf.pdf

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Debugging MLIR-based compilers can be challenging, from complex pass pipelines to subtle rewrite pattern mismatches. This talk provides a deep-dive of the essential debugging tools and techniques, helping novice developers efficiently diagnose and resolve issues. Topics include IR printing mechanisms, useful mlir-opt arguments, reproducers, LLDB integration, and MLIR Reduce.

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Videos Edited by Bash Films: BashFilms.com