From c1960635d254db1c3f2cf6cefe9db8eac31830f0 Mon Sep 17 00:00:00 2001
From: Alexei Kotov <alexdobrohotov@yandex.ru>
Date: Fri, 7 Feb 2025 04:55:06 +0300
Subject: [PATCH] Optimize NIF boolean vector reading

---
 components/nif/nifstream.cpp | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/components/nif/nifstream.cpp b/components/nif/nifstream.cpp
index f960e8d972..ef63bae937 100644
--- a/components/nif/nifstream.cpp
+++ b/components/nif/nifstream.cpp
@@ -228,13 +228,17 @@ namespace Nif
     {
         if (getVersion() < generateVersion(4, 1, 0, 0))
         {
-            for (bool& value : std::span(dest, size))
-                value = get<int32_t>() != 0;
+            std::vector<int32_t> buf(size);
+            read(buf.data(), size);
+            for (size_t i = 0; i < size; ++i)
+                dest[i] = buf[i] != 0;
         }
         else
         {
-            for (bool& value : std::span(dest, size))
-                value = get<int8_t>() != 0;
+            std::vector<int8_t> buf(size);
+            read(buf.data(), size);
+            for (size_t i = 0; i < size; ++i)
+                dest[i] = buf[i] != 0;
         }
     }