From 5b85557ddbc59d6ad2e46d07d1f5d777404e0db2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ricardo=20Lu=C3=ADs=20Vaz=20Silva?= <ricolvs123@gmail.com>
Date: Thu, 20 Apr 2023 22:03:17 -0300
Subject: [PATCH] add TArray::AppendFill for appending a single value multiple
 times

---
 src/common/utility/tarray.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/src/common/utility/tarray.h b/src/common/utility/tarray.h
index a21226095c..3d49f18682 100644
--- a/src/common/utility/tarray.h
+++ b/src/common/utility/tarray.h
@@ -54,6 +54,7 @@
 #include <new>
 #include <utility>
 #include <iterator>
+#include <algorithm>
 
 #if !defined(_WIN32)
 #include <inttypes.h>		// for intptr_t
@@ -420,6 +421,26 @@ public:
 		return start;
 	}
 
+	unsigned AppendFill(const T& val, unsigned append_count)
+	{
+		unsigned start = Count;
+
+		Grow(append_count);
+		Count += append_count;
+		if constexpr (std::is_trivially_copyable<T>::value)
+		{
+			std::fill(Array + start, Array + Count, val);
+		}
+		else
+		{
+			for (unsigned i = 0; i < append_count; i++)
+			{
+				new(&Array[start + i]) T(val);
+			}
+		}
+		return start;
+	}
+
 	bool Pop ()
 	{
 		if (Count > 0)