From 57df37de52d9cc41d8d08aba0d4308b7675d159c Mon Sep 17 00:00:00 2001
From: "Artem M. Chirkin" <9253178+achirkin@users.noreply.github.com>
Date: Thu, 25 Aug 2022 18:16:08 +0200
Subject: [PATCH] Add alignment to the TxN_t vectorized type (#792)

The recent removal of the union-based type punning in https://github.com/rapidsai/raft/pull/781 caused misaligned access in some cases. This PR returns the alignment to the data type.

Authors:
  - Artem M. Chirkin (https://github.com/achirkin)

Approvers:
  - Corey J. Nolet (https://github.com/cjnolet)
  - William Hicks (https://github.com/wphicks)

URL: https://github.com/rapidsai/raft/pull/792
---
 cpp/include/raft/vectorized.cuh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpp/include/raft/vectorized.cuh b/cpp/include/raft/vectorized.cuh
index b2e4940dc8..6f22d740ca 100644
--- a/cpp/include/raft/vectorized.cuh
+++ b/cpp/include/raft/vectorized.cuh
@@ -269,7 +269,7 @@ struct TxN_t {
   /** defines the number of 'math_t' types stored by this struct */
   static const int Ratio = veclen_;
 
-  struct {
+  struct alignas(io_t) {
     /** the vectorized data that is used for subsequent operations */
     math_t data[Ratio];
   } val;