From 05cb499d58bfc2b64fe00c3362d71beb5f3c9494 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?kleines=20Filmr=C3=B6llchen?= <malu.bertsch@gmail.com>
Date: Thu, 25 Nov 2021 00:18:46 +0100
Subject: [PATCH] AK: Add Vector::unchecked_append for data pointers

This mirrors the existence of append() for data pointers and is very
useful when the program needs to have a guarantee of no allocations,
as is necessary for real-time audio.
---
 AK/Vector.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/AK/Vector.h b/AK/Vector.h
index 22749d61222..751952b987b 100644
--- a/AK/Vector.h
+++ b/AK/Vector.h
@@ -253,6 +253,15 @@ public:
         ++m_size;
     }
 
+    ALWAYS_INLINE void unchecked_append(StorageType const* values, size_t count)
+    {
+        if (count == 0)
+            return;
+        VERIFY((size() + count) <= capacity());
+        TypedTransfer<StorageType>::copy(slot(m_size), values, count);
+        m_size += count;
+    }
+
     template<class... Args>
     void empend(Args&&... args) requires(!contains_reference)
     {