From 9fb89c26f3a3991d197b207f44ef79b1d16c26fc Mon Sep 17 00:00:00 2001
From: Jeff Garzik <jeff@garzik.org>
Date: Sun, 15 Apr 2012 17:00:20 -0400
Subject: [PATCH] Fix misc. minor sign-comparison warnings

---
 src/base58.h    | 2 +-
 src/crypter.cpp | 2 +-
 src/key.h       | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/base58.h b/src/base58.h
index 7fefbc5d748..90ce34b05b5 100644
--- a/src/base58.h
+++ b/src/base58.h
@@ -288,7 +288,7 @@ public:
 
     bool IsValid() const
     {
-        int nExpectedSize = 20;
+        unsigned int nExpectedSize = 20;
         bool fExpectTestNet = false;
         switch(nVersion)
         {
diff --git a/src/crypter.cpp b/src/crypter.cpp
index 83041addb46..2501305edc2 100644
--- a/src/crypter.cpp
+++ b/src/crypter.cpp
@@ -31,7 +31,7 @@ bool CCrypter::SetKeyFromPassphrase(const SecureString& strKeyData, const std::v
         i = EVP_BytesToKey(EVP_aes_256_cbc(), EVP_sha512(), &chSalt[0],
                           (unsigned char *)&strKeyData[0], strKeyData.size(), nRounds, chKey, chIV);
 
-    if (i != WALLET_CRYPTO_KEY_SIZE)
+    if (i != (int)WALLET_CRYPTO_KEY_SIZE)
     {
         memset(&chKey, 0, sizeof chKey);
         memset(&chIV, 0, sizeof chIV);
diff --git a/src/key.h b/src/key.h
index b8fc0cd772a..8f220f1c753 100644
--- a/src/key.h
+++ b/src/key.h
@@ -173,7 +173,7 @@ public:
 
     CPrivKey GetPrivKey() const
     {
-        unsigned int nSize = i2d_ECPrivateKey(pkey, NULL);
+        int nSize = i2d_ECPrivateKey(pkey, NULL);
         if (!nSize)
             throw key_error("CKey::GetPrivKey() : i2d_ECPrivateKey failed");
         CPrivKey vchPrivKey(nSize, 0);
@@ -196,7 +196,7 @@ public:
 
     std::vector<unsigned char> GetPubKey() const
     {
-        unsigned int nSize = i2o_ECPublicKey(pkey, NULL);
+        int nSize = i2o_ECPublicKey(pkey, NULL);
         if (!nSize)
             throw key_error("CKey::GetPubKey() : i2o_ECPublicKey failed");
         std::vector<unsigned char> vchPubKey(nSize, 0);