From 5548b5e6ce1ee0f08b103f261391b74624a9a7cd Mon Sep 17 00:00:00 2001
From: Roland Conybeare <rconybeare@gmail.com>
Date: Sat, 28 Mar 2026 13:16:29 -0400
Subject: [PATCH] xo-gc: in verify report memory ranges for gc space when debug
 on

---
 include/xo/arena/MemorySizeInfo.hpp | 7 ++++++-
 src/arena/DArena.cpp                | 2 ++
 src/arena/DCircularBuffer.cpp       | 2 ++
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/include/xo/arena/MemorySizeInfo.hpp b/include/xo/arena/MemorySizeInfo.hpp
index a9649b3..c626201 100644
--- a/include/xo/arena/MemorySizeInfo.hpp
+++ b/include/xo/arena/MemorySizeInfo.hpp
@@ -31,9 +31,10 @@ namespace xo {
             MemorySizeInfo() = default;
             MemorySizeInfo(std::string_view name,
                            std::size_t u, std::size_t a, std::size_t c, std::size_t r,
+                           const void * lo, const void * hi,
                            DetailArrayType * detail)
                 : resource_name_{name},
-                  used_{u}, allocated_{a}, committed_{c}, reserved_{r}, detail_{detail}
+                  used_{u}, allocated_{a}, committed_{c}, reserved_{r}, lo_{lo}, hi_{hi}, detail_{detail}
             {}
 
             static MemorySizeInfo sentinel() { return MemorySizeInfo(); }
@@ -50,6 +51,10 @@ namespace xo {
              *  virtual memory addresses range obtained, whether or not committed
              **/
             std::size_t reserved_ = 0;
+            /** start address (optional) **/
+            const void * lo_ = 0;
+            /** end address (optional) **/
+            const void * hi_ = 0;
 
             /** optional histogram with per-data-type counts **/
             DetailArrayType * detail_ = nullptr;
diff --git a/src/arena/DArena.cpp b/src/arena/DArena.cpp
index ebee471..d3ca1f2 100644
--- a/src/arena/DArena.cpp
+++ b/src/arena/DArena.cpp
@@ -221,6 +221,8 @@ namespace xo {
                               this->allocated(),
                               this->committed(),
                               this->reserved(),
+                              lo_,
+                              hi_,
                               p_detail));
         }
 
diff --git a/src/arena/DCircularBuffer.cpp b/src/arena/DCircularBuffer.cpp
index bd4dc0c..23bc068 100644
--- a/src/arena/DCircularBuffer.cpp
+++ b/src/arena/DCircularBuffer.cpp
@@ -87,6 +87,8 @@ namespace xo {
                                    occupied_range_.size(),
                                    mapped_range_.size(),
                                    reserved_range_.size(),
+                                   reserved_range_.lo(),
+                                   reserved_range_.hi(),
                                    nullptr /*detail*/));
 
             pinned_spans_.visit_pools(visitor);