From 768cd14cf9ef0382b452a01ce4d37d4ec03f1efe Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@z.cash>
Date: Fri, 4 May 2018 10:37:14 +0100
Subject: [PATCH] Add missing include guard

Extracted from bitcoin/bitcoin#12757
- Commit 8fd6af89a0c061d79bb3fd2ba704b61dcc2e9211
---
 src/bech32.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/bech32.h b/src/bech32.h
index 7ef7b2221..2e2823e97 100644
--- a/src/bech32.h
+++ b/src/bech32.h
@@ -9,6 +9,9 @@
 //
 // For more information, see BIP 173.
 
+#ifndef BITCOIN_BECH32_H
+#define BITCOIN_BECH32_H
+
 #include <stdint.h>
 #include <string>
 #include <vector>
@@ -23,3 +26,5 @@ std::string Encode(const std::string& hrp, const std::vector<uint8_t>& values);
 std::pair<std::string, std::vector<uint8_t>> Decode(const std::string& str);
 
 } // namespace bech32
+
+#endif // BITCOIN_BECH32_H