---
id: pr-tilelang-2031
repo: tile-ai/tilelang
pr: 2031
title: '[Bugfix] Fix stage-expanded annotated-layout aliases in LayoutInference'
author: TerminusAkivili
date: '2026-04-17'
url: https://github.com/tile-ai/tilelang/pull/2031
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- gemm
- matmul
techniques: []
hardware_features:
- fp8
kernel_types:
- gemm
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 04468a342549ed112c91a5265ca72517327c2f0e
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- src/transform/layout_inference.cc
- testing/python/language/test_tilelang_language_view.py
artifact_dir: evidence/pull-bundles/tilelang/gh-2031
head_ref_oid: a3ea7e93a3aef54a4d27c726db29e70d1f418298
---
# [Bugfix] Fix stage-expanded annotated-layout aliases in LayoutInference

- Repository: `tile-ai/tilelang`
- PR: [2031](https://github.com/tile-ai/tilelang/pull/2031)
- Decision: `Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.`
- Reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.

## Changed Paths

- `src/transform/layout_inference.cc`
- `testing/python/language/test_tilelang_language_view.py`

## Evidence Bundle

`evidence/pull-bundles/tilelang/gh-2031`
