From db2afc97dd0fd121e6a1535c98675e91ebb08d96 Mon Sep 17 00:00:00 2001
From: Andrew Gallagher <andrewjcg@fb.com>
Date: Tue, 28 Jul 2020 22:46:50 -0700
Subject: [PATCH] Fix missing headers

Summary: Add missing header includes exposed by modular build.

Reviewed By: yfeldblum

Differential Revision: D22739351

fbshipit-source-id: 21482efdfd6b6e83d56757d8b74fec80bd24e0a2
---
 fatal/debug/debug.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/fatal/debug/debug.h b/fatal/debug/debug.h
index 3882a797..1cedb5ab 100644
--- a/fatal/debug/debug.h
+++ b/fatal/debug/debug.h
@@ -13,6 +13,8 @@
 // production build
 #ifdef NDEBUG
 
+# include <type_traits>
+
 namespace fatal {
 
 using debug_mode = std::false_type;
@@ -29,9 +31,9 @@ using debug_mode = std::false_type;
 // debug build
 #else // NDEBUG
 
-# include <iostream>
-
 # include <cstdlib>
+# include <iostream>
+# include <type_traits>
 
 namespace fatal {