From d039d103af55c64f1b6d6737564035777b05e391 Mon Sep 17 00:00:00 2001
From: Sergey Chebotarev <50007587+d7d1cd@users.noreply.github.com>
Date: Tue, 26 Aug 2025 10:29:23 +0000
Subject: [PATCH] fix accsess after destructor call

---
 .../coroutine2/detail/pull_control_block_cc.ipp      | 12 ++++++------
 .../coroutine2/detail/push_control_block_cc.ipp      | 12 ++++++------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/include/boost/coroutine2/detail/pull_control_block_cc.ipp b/include/boost/coroutine2/detail/pull_control_block_cc.ipp
index f511e29..fd7d8ce 100644
--- a/include/boost/coroutine2/detail/pull_control_block_cc.ipp
+++ b/include/boost/coroutine2/detail/pull_control_block_cc.ipp
@@ -35,10 +35,10 @@ template< typename T >
 void
 pull_coroutine< T >::control_block::destroy( control_block * cb) noexcept {
     boost::context::fiber c = std::move( cb->c);
-    // destroy control structure
-    cb->~control_block();
     // destroy coroutine's stack
     cb->state |= state_t::destroy;
+    // destroy control structure
+    cb->~control_block();
 }
 
 template< typename T >
@@ -191,10 +191,10 @@ template< typename T >
 void
 pull_coroutine< T & >::control_block::destroy( control_block * cb) noexcept {
     boost::context::fiber c = std::move( cb->c);
-    // destroy control structure
-    cb->~control_block();
     // destroy coroutine's stack
     cb->state |= state_t::destroy;
+    // destroy control structure
+    cb->~control_block();
 }
 
 template< typename T >
@@ -324,10 +324,10 @@ inline
 void
 pull_coroutine< void >::control_block::destroy( control_block * cb) noexcept {
     boost::context::fiber c = std::move( cb->c);
-    // destroy control structure
-    cb->~control_block();
     // destroy coroutine's stack
     cb->state |= state_t::destroy;
+    // destroy control structure
+    cb->~control_block();
 }
 
 template< typename StackAllocator, typename Fn >
diff --git a/include/boost/coroutine2/detail/push_control_block_cc.ipp b/include/boost/coroutine2/detail/push_control_block_cc.ipp
index 695dc88..dbaaed2 100644
--- a/include/boost/coroutine2/detail/push_control_block_cc.ipp
+++ b/include/boost/coroutine2/detail/push_control_block_cc.ipp
@@ -34,10 +34,10 @@ template< typename T >
 void
 push_coroutine< T >::control_block::destroy( control_block * cb) noexcept {
     boost::context::fiber c = std::move( cb->c);
-    // destroy control structure
-    cb->~control_block();
     // destroy coroutine's stack
     cb->state |= state_t::destroy;
+    // destroy control structure
+    cb->~control_block();
 }
 
 template< typename T >
@@ -165,10 +165,10 @@ template< typename T >
 void
 push_coroutine< T & >::control_block::destroy( control_block * cb) noexcept {
     boost::context::fiber c = std::move( cb->c);
-    // destroy control structure
-    cb->~control_block();
     // destroy coroutine's stack
     cb->state |= state_t::destroy;
+    // destroy control structure
+    cb->~control_block();
 }
 
 template< typename T >
@@ -285,10 +285,10 @@ inline
 void
 push_coroutine< void >::control_block::destroy( control_block * cb) noexcept {
     boost::context::fiber c = std::move( cb->c);
-    // destroy control structure
-    cb->~control_block();
     // destroy coroutine's stack
     cb->state |= state_t::destroy;
+    // destroy control structure
+    cb->~control_block();
 }
 
 template< typename StackAllocator, typename Fn >