From: Nikita Shulga <nshulga@fb.com>
Date: Fri, 20 Aug 2021 20:13:54 +0000 (-0700)
Subject: Include iostream in ProcessGroupMPI.cpp (#63656)
X-Git-Tag: accepted/tizen/8.0/unified/20231005.095509~832
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b008bb4443250276f9bfc50bb338c368f1a414cb;p=platform%2Fupstream%2Fpytorch.git

Include iostream in ProcessGroupMPI.cpp (#63656)

Summary:
As it uses `std::cerr`, which in turn results in compilation regression introduced by https://github.com/pytorch/pytorch/pull/61500
Fixes https://github.com/pytorch/pytorch/issues/63653

Pull Request resolved: https://github.com/pytorch/pytorch/pull/63656

Reviewed By: ejguan

Differential Revision: D30455824

Pulled By: malfet

fbshipit-source-id: 29f316e7f7fd8e7dcbee2666e7a985f25bf56515
---

diff --git a/torch/csrc/distributed/c10d/ProcessGroupMPI.cpp b/torch/csrc/distributed/c10d/ProcessGroupMPI.cpp
index aa6d81b..b75f4417 100644
--- a/torch/csrc/distributed/c10d/ProcessGroupMPI.cpp
+++ b/torch/csrc/distributed/c10d/ProcessGroupMPI.cpp
@@ -4,6 +4,7 @@
 
 #include <limits>
 #include <map>
+#include <iostream>
 
 #include <c10/core/DeviceGuard.h>
 #include <c10/util/irange.h>