1 files changed, 25 insertions, 3 deletions
diff --git a/compat/borrowed-ptr.cpp b/compat/borrowed-ptr.cpp
index f6f098fa..3048e48a 100644
--- a/compat/borrowed-ptr.cpp
+++ b/compat/borrowed-ptr.cpp
@@ -4,15 +4,37 @@ namespace floormat::detail_bptr {
 
 void control_block::decrement(control_block*& blk) noexcept
 {
-    auto c = --blk->_count;
+    auto c2 = --blk->_hard_count;
+    fm_bptr_assert(c2 != (uint32_t)-1);
+    if (c2 == 0)
+    {
+        delete blk->_ptr;
+        blk->_ptr = nullptr;
+    }
+
+    auto c = --blk->_soft_count;
     fm_bptr_assert(c != (uint32_t)-1);
     if (c == 0)
     {
-        delete blk->_ptr;
+        fm_bptr_assert(!blk->_ptr);
+        delete blk;
+    }
+    blk = nullptr;
+}
+
+void control_block::weak_decrement(control_block*& blk) noexcept
+{
+    if (!blk)
+        return;
+    fm_bptr_assert(blk->_hard_count < blk->_soft_count);
+    auto c = --blk->_soft_count;
+    //fm_bptr_assert(c != (uint32_t)-1);
+    if (c == 0)
+    {
+        fm_bptr_assert(!blk->_ptr);
         delete blk;
     }
     blk = nullptr;
-    //blk = (control_block*)-1;
 }
 
 } // namespace floormat::detail_bptr