From ea50280aeb0d595acfa3e3957e9ffbb9e59fd22d Mon Sep 17 00:00:00 2001
From: Chris Kennelly <ckennelly@google.com>
Date: Mon, 7 Jul 2025 15:27:31 -0700
Subject: [PATCH] Include deallocated caller-provided size in delete hooks.

As allocations may come from unsized free or delete as well, we indicate these
via std::nullopt.

PiperOrigin-RevId: 780282346
Change-Id: I123b5a0541bdf26e44686de79821dbb1326c4cf6
---
 absl/base/internal/low_level_alloc.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/absl/base/internal/low_level_alloc.cc b/absl/base/internal/low_level_alloc.cc
index 158b6098..2dd36049 100644
--- a/absl/base/internal/low_level_alloc.cc
+++ b/absl/base/internal/low_level_alloc.cc
@@ -19,6 +19,7 @@
 
 #include "absl/base/internal/low_level_alloc.h"
 
+#include <optional>
 #include <type_traits>
 
 #include "absl/base/call_once.h"