From 534efcb65d509dd9b9146a7f7402e41b52bdadb5 Mon Sep 17 00:00:00 2001
From: miodragpop <miodragpopovic@stcable.net>
Date: Fri, 17 Jul 2020 02:28:27 +0200
Subject: [PATCH] malloc_trim is glibc specific

---
 src/wallet/wallet.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index ae845cb21..3c7040b45 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2439,11 +2439,10 @@ void CWallet::DeleteTransactions(std::vector<uint256> &removeTxs) {
             return;
         }
     }
-#if defined(__unix__) || defined(_WIN64)
-    // Miodrag: release memory back to the OS
+#if defined(__GLIBC__)
     malloc_trim(0);
 #else
-    //TODO: This doesn't work on Mac
+    // On Mac and Win memory isn't kept back upon vector or list member erase, different garbage collector strategy. No need to force trimming.
 #endif
 }