From 6a07fd0ec1e6b57ffff852bcdc4f3304ac828018 Mon Sep 17 00:00:00 2001
From: "Archie L. Cobbs" <archie.cobbs@gmail.com>
Date: Wed, 4 Jan 2023 16:01:59 +0000
Subject: [PATCH] 8155259: Suspicious buffer allocation in
 com.sun.tools.javac.file.BaseFileManager 8172106: javac throws exception when
 compiling source file of size 1.5G

Reviewed-by: vromero
---
 .../share/classes/com/sun/tools/javac/file/BaseFileManager.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/jdk.compiler/share/classes/com/sun/tools/javac/file/BaseFileManager.java b/src/jdk.compiler/share/classes/com/sun/tools/javac/file/BaseFileManager.java
index 2ec3b7fe2fe..dc9516b7f6d 100644
--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/file/BaseFileManager.java
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/file/BaseFileManager.java
@@ -432,7 +432,7 @@ public abstract class BaseFileManager implements JavaFileManager {
             ByteBuffer result =
                 (cached != null && cached.capacity() >= capacity)
                 ? cached.clear()
-                : ByteBuffer.allocate(capacity + capacity>>1);
+                : ByteBuffer.allocate(capacity);
             cached = null;
             return result;
         }