From 8a44ec3907aa1adcb1d23ea6a1775d3626e0e8b1 Mon Sep 17 00:00:00 2001
From: Richard Barnes <rbarnes@meta.com>
Date: Wed, 23 Oct 2024 13:27:31 -0700
Subject: [PATCH] c10::nullopt -> std::nullopt

Summary:
X-link: https://github.com/pytorch/torchrec/pull/2515

X-link: https://github.com/pytorch/executorch/pull/6461

X-link: https://github.com/pytorch/audio/pull/3848

X-link: https://github.com/pytorch/ao/pull/1151

X-link: https://github.com/facebookincubator/AITemplate/pull/1032

Reviewed By: houseroad

Differential Revision: D64835967

fbshipit-source-id: 9f9f65335aaf5497680561027ef9314e4b36f8d9
---
 torchcsprng/csrc/csprng.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/torchcsprng/csrc/csprng.cpp b/torchcsprng/csrc/csprng.cpp
index e291960..17c12f7 100644
--- a/torchcsprng/csrc/csprng.cpp
+++ b/torchcsprng/csrc/csprng.cpp
@@ -317,7 +317,7 @@ Tensor decrypt_pybind(Tensor input, Tensor output, Tensor key, const std::string
 
 // ====================================================================================================================
 
-Generator create_random_device_generator(std::optional<std::string> token = c10::nullopt) {
+Generator create_random_device_generator(std::optional<std::string> token = std::nullopt) {
   if (token.has_value()) {
     return make_generator<CSPRNGGeneratorImpl>(*token);
   } else {
@@ -325,7 +325,7 @@ Generator create_random_device_generator(std::optional<std::string> token = c10:
   }
 }
 
-Generator create_mt19937_generator(std::optional<uint64_t> seed = c10::nullopt) {
+Generator create_mt19937_generator(std::optional<uint64_t> seed = std::nullopt) {
   if (seed.has_value()) {
     return make_generator<CSPRNGGeneratorImpl>(*seed);
   } else {