---
id: pr-flashinfer-3019
repo: flashinfer-ai/flashinfer
pr: 3019
title: 'docs(gdn): document -1 padding index semantics for pool+indices path'
author: kaixih
date: '2026-04-17'
url: https://github.com/flashinfer-ai/flashinfer/pull/3019
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 0e18a1c5b805c3eff7973c54a47eb41234c17e23
inclusion_reason: include
changed_paths:
- flashinfer/gdn_decode.py
artifact_dir: evidence/pull-bundles/flashinfer/gh-3019
head_ref_oid: 1ec335f6cfed9c5a67e116c9dc527d3cb31734e6
---
# docs(gdn): document -1 padding index semantics for pool+indices path

- Repository: `flashinfer-ai/flashinfer`
- PR: [3019](https://github.com/flashinfer-ai/flashinfer/pull/3019)
- Decision: `include`
- Reason: include

## Changed Paths

- `flashinfer/gdn_decode.py`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-3019`
