From a66e927bc973f5a79712d678757617c05a3f032f Mon Sep 17 00:00:00 2001
From: Dhruva Chakrabarti <Dhruva.Chakrabarti@amd.com>
Date: Tue, 25 Nov 2025 15:10:32 -0600
Subject: [PATCH] [OpenMP] Added missing MPI include file in Emissary source.

Fixes smoke-dev mpi-reduce, mpi-allreduce.
---
 openmp/device/include/EmissaryMPI.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/openmp/device/include/EmissaryMPI.h b/openmp/device/include/EmissaryMPI.h
index 816f41d9ae36e..d0035b5f9b4b8 100644
--- a/openmp/device/include/EmissaryMPI.h
+++ b/openmp/device/include/EmissaryMPI.h
@@ -10,6 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 #include "EmissaryIds.h"
+#include <mpi.h>
 #include <stdarg.h>
 
 typedef enum {