---
id: pr-cccl-cub-9032
repo: NVIDIA/cccl
pr: 9032
title: '[Tile] Avoid return in switch statements in `variant`'
author: miscco
date: '2026-05-15'
url: https://github.com/NVIDIA/cccl/pull/9032
source_category: upstream-code
architectures:
- sm100
tags:
- block
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 8d999fb1dc58edbea9e1fccfb2ebfa44550011bc
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- libcudacxx/include/cuda/std/__iterator/variant_like.h
artifact_dir: evidence/pull-bundles/cccl-cub/gh-9032
head_ref_oid: 7ac4fbcb78291dfea3e2e64f28731cce0f2b058b
---
# [Tile] Avoid return in switch statements in `variant`

- Repository: `NVIDIA/cccl`
- PR: [9032](https://github.com/NVIDIA/cccl/pull/9032)
- 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

- `libcudacxx/include/cuda/std/__iterator/variant_like.h`

## Evidence Bundle

`evidence/pull-bundles/cccl-cub/gh-9032`
