From bf2e010973e94c8ca2800c434cceb8bdb767f71c Mon Sep 17 00:00:00 2001
From: Karl-Johan Alm <karljohan-alm@garage.co.jp>
Date: Thu, 17 May 2018 14:50:15 +0900
Subject: uint256: Remove unnecessary crypto/common.h use

---
 src/validation.h | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/validation.h')

diff --git a/src/validation.h b/src/validation.h
index 3df6456eca..7cfbc81473 100644
--- a/src/validation.h
+++ b/src/validation.h
@@ -12,6 +12,7 @@
 
 #include <amount.h>
 #include <coins.h>
+#include <crypto/common.h> // for ReadLE64
 #include <fs.h>
 #include <protocol.h> // For CMessageHeader::MessageStartChars
 #include <policy/feerate.h>
@@ -138,7 +139,10 @@ static const int DEFAULT_STOPATHEIGHT = 0;
 
 struct BlockHasher
 {
-    size_t operator()(const uint256& hash) const { return hash.GetCheapHash(); }
+    // this used to call `GetCheapHash()` in uint256, which was later moved; the
+    // cheap hash function simply calls ReadLE64() however, so the end result is
+    // identical
+    size_t operator()(const uint256& hash) const { return ReadLE64(hash.begin()); }
 };
 
 extern CScript COINBASE_FLAGS;
-- 
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