From 540830506b9ed5533a1ab8683ad2a3e19ff239c4 Mon Sep 17 00:00:00 2001
From: reuk <reuk@users.noreply.github.com>
Date: Tue, 25 Nov 2025 11:34:35 +0000
Subject: [PATCH] MemoryOutputStream: Avoid integer overflow which may result
 in incorrect size after expansion

---
 modules/juce_core/streams/juce_MemoryOutputStream.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/juce_core/streams/juce_MemoryOutputStream.cpp b/modules/juce_core/streams/juce_MemoryOutputStream.cpp
index 612b50ab11..9723d59553 100644
--- a/modules/juce_core/streams/juce_MemoryOutputStream.cpp
+++ b/modules/juce_core/streams/juce_MemoryOutputStream.cpp
@@ -93,7 +93,7 @@ char* MemoryOutputStream::prepareToWrite (size_t numBytes)
     if (blockToUse != nullptr)
     {
         if (storageNeeded >= blockToUse->getSize())
-            blockToUse->ensureSize ((storageNeeded + jmin (storageNeeded / 2, (size_t) (1024 * 1024)) + 32) & ~31u);
+            blockToUse->ensureSize ((storageNeeded + jmin (storageNeeded / 2, (size_t) (1024 * 1024)) + 32) & ~(size_t) 31);
 
         data = static_cast<char*> (blockToUse->getData());
     }