From 1acd7d4672267a14297eada2aa55192eb3817f28 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Mon, 13 Oct 2025 21:56:11 -1000
Subject: [PATCH] Update esphome/core/helpers.h

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
---
 esphome/core/helpers.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/esphome/core/helpers.h b/esphome/core/helpers.h
index 75ca600292..326718e974 100644
--- a/esphome/core/helpers.h
+++ b/esphome/core/helpers.h
@@ -201,9 +201,12 @@ template<typename T> class FixedVector {
   /// This enables brace initialization: FixedVector<int> v = {1, 2, 3};
   FixedVector(std::initializer_list<T> init_list) {
     init(init_list.size());
+    size_t idx = 0;
     for (const auto &item : init_list) {
-      push_back(item);
+      new (data_ + idx) T(item);
+      ++idx;
     }
+    size_ = init_list.size();
   }
 
   ~FixedVector() { cleanup_(); }