From 8a33408c5ed4686c781b24bffab97338743bfeb5 Mon Sep 17 00:00:00 2001
From: Richard Barnes <rbarnes@meta.com>
Date: Sat, 8 Mar 2025 12:19:05 -0800
Subject: [PATCH] Use `nullptr` in faiss/gpu/StandardGpuResources.cpp

Summary:
`nullptr` is preferable to `0` or `NULL`. Let's use it everywhere so we can enable `-Wzero-as-null-pointer-constant`.

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Reviewed By: dtolnay

Differential Revision: D70818157
---
 faiss/gpu/StandardGpuResources.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/faiss/gpu/StandardGpuResources.cpp b/faiss/gpu/StandardGpuResources.cpp
index 39ee38efa9..649b7cb5cf 100644
--- a/faiss/gpu/StandardGpuResources.cpp
+++ b/faiss/gpu/StandardGpuResources.cpp
@@ -411,7 +411,7 @@ void StandardGpuResourcesImpl::initializeForDevice(int device) {
     raftHandles_.emplace(std::make_pair(device, defaultStream));
 #endif
 
-    cudaStream_t asyncCopyStream = 0;
+    cudaStream_t asyncCopyStream = nullptr;
     CUDA_VERIFY(
             cudaStreamCreateWithFlags(&asyncCopyStream, cudaStreamNonBlocking));