From 87e41cc4b6c6bf22311f78e30c24ea92836bb021 Mon Sep 17 00:00:00 2001
From: LLVM GN Syncbot <llvmgnsyncbot@gmail.com>
Date: Thu, 8 Jul 2021 15:35:54 +0000
Subject: [PATCH] [gn build] Port 321c2ea91cb1

---
 llvm/utils/gn/secondary/libcxx/include/BUILD.gn | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn b/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
index c0fa80a..d79c88a5 100644
--- a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
+++ b/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
@@ -297,6 +297,7 @@ if (current_toolchain == default_toolchain) {
       "__utility/rel_ops.h",
       "__utility/swap.h",
       "__utility/to_underlying.h",
+      "__variant/monostate.h",
       "algorithm",
       "any",
       "array",
-- 
2.7.4