id summary reporter owner description type status milestone component version severity resolution keywords cc 5856 memory leak occurs in regex::assign() crash204@… John Maddock "I am having a windows console app that dynamically links to the regex lib. On application shutdown the memory leak detection kicks in and diagnoses leaks in the regex dll. My project structure is RegWrapper.dll -> MTd MyApp.exe -> MTd If I change my dll compiler option from MTd to MDd then It works fine(no leak). My leak point is, boost::regex r; r.assign(""ABC""); <-- detection Any ideas? " Bugs closed To Be Determined regex Boost 1.46.1 Problem wontfix memory leak