id summary reporter owner description type status milestone component version severity resolution keywords cc 5525 Flushing problem with gzip and filtering_wostreambuf jensen.bo@… Jonathan Turkanis I have attached a small example which produces a invalid gz file on both windows 64 bit and linux 32 bit (most likely others, but not testet). The code worked with previous versions of boost. Bugs new To Be Determined iostreams Boost 1.46.1 Problem