Reworked comment around the code for identifying transactions to spend, to separate explanation of condition, and result.

Corrected comment references to "cent", with "coin" in wallet tests, to match changes to units.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/wallet.cpp b/src/wallet.cpp
index 9c8e7d8bc..feeee86ce 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -1228,7 +1228,12 @@ bool CWallet::SelectCoinsMinConf(int64_t nTargetValue, int nConfMine, int nConfT
         }
         else if (n < nTargetValue + DUST_SOFT_LIMIT)
         {
-            // Skip coins which, if used, would result in less than a transaction fee in change
+            // This coin is not sufficient to cover the target plus change above the dust
+            // limit. The dust limit is important here, as we don't want to leave change
+            // which cannot be spent (is below the network transaction fee).
+            
+            // Push the coin into an array for potential matching later, but keep trying to find
+            // an exact match
             vValue.push_back(coin);
             nTotalLower += n;
         }