From 383b1dda4800c2514cb31446cd7478692d7d26cf Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Wed, 3 Mar 2021 12:43:16 -0800
Subject: [PATCH] include needed c++ header

Fixes
plan_stats.h:214:10: error: 'optional' in namespace 'std' does not name a template type

Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 src/mongo/db/exec/plan_stats.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mongo/db/exec/plan_stats.h b/src/mongo/db/exec/plan_stats.h
index ea75f673b8..0cc9b4636d 100644
--- a/src/mongo/db/exec/plan_stats.h
+++ b/src/mongo/db/exec/plan_stats.h
@@ -31,6 +31,7 @@
 
 #include <cstdint>
 #include <cstdlib>
+#include <optional>
 #include <string>
 #include <vector>
 
-- 
2.30.1