X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8c10faf1bdfc5b827c4361216cfd39e3bbf027a4..20e85460c40ebc4dcc9577928771adb264cc998f:/src/msw/thread.cpp

diff --git a/src/msw/thread.cpp b/src/msw/thread.cpp
index 1e642fd8e8..3ee7c1149a 100644
--- a/src/msw/thread.cpp
+++ b/src/msw/thread.cpp
@@ -257,22 +257,29 @@ private:
 
 wxCriticalSection::wxCriticalSection()
 {
-    m_critsect = new wxCriticalSectionInternal;
+    m_critsect = NULL;
 }
 
 wxCriticalSection::~wxCriticalSection()
 {
-    delete m_critsect;
+    wxASSERT_MSG( !m_critsect, "Forgot to Leave() critical section" );
 }
 
 void wxCriticalSection::Enter()
 {
+    m_critsect = new wxCriticalSectionInternal;
+
     ::EnterCriticalSection(*m_critsect);
 }
 
 void wxCriticalSection::Leave()
 {
+    wxCHECK_RET( m_critsect, "Leave() without matching Enter()" );
+
     ::LeaveCriticalSection(*m_critsect);
+
+    delete m_critsect;
+    m_critsect = NULL;
 }
 
 // ----------------------------------------------------------------------------