---
id: pr-quack-79
repo: Dao-AILab/quack
pr: 79
title: Fix Triangular Scheduler
author: JackCharlesZhang
date: '2026-03-09'
url: https://github.com/Dao-AILab/quack/pull/79
source_category: upstream-code
architectures:
- sm100
tags:
- cute
- cutlass
techniques:
- tile-scheduling
hardware_features: []
kernel_types: []
languages:
- cute-dsl
captured_at: '2026-05-16'
status: merged
merge_sha: c0ff9c2111eaf8701f53fec98ac9006a3b885bcb
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- quack/tile_scheduler.py
- tests/test_gemm_symmetric.py
- tests/test_symmetric_gemm.py
artifact_dir: evidence/pull-bundles/quack/gh-79
head_ref_oid: 3a2b5c6c7093196f5c257c67d24bb9a1fa012993
---
# Fix Triangular Scheduler

- Repository: `Dao-AILab/quack`
- PR: [79](https://github.com/Dao-AILab/quack/pull/79)
- 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

- `quack/tile_scheduler.py`
- `tests/test_gemm_symmetric.py`
- `tests/test_symmetric_gemm.py`

## Evidence Bundle

`evidence/pull-bundles/quack/gh-79`
