gcc-6.3.0-2 has been uploaded for Cygwin. It is marked as a test version. This version has been built with --with-default-libstdcxx-abi=gcc4-compatible so it should remain compatible to GCC 4 C++ ABI. Changes since -1: * Rebuilt with binutils-2.28-1, seems to have fixed the testcase from https://cygwin.com/ml/cygwin/2017-02/msg00093.html (This is the same as the test version, it was promoted to current) *** CYGWIN-ANNOUNCE UNSUBSCRIBE INFO *** If you want to unsubscribe from the cygwin-announce mailing list, look at the "List-Unsubscribe: " tag in the email header of this message. Send email to the address specified there. It will be in the format: cygwin-announce-unsubscribe-you=yourdomain.com cygwin.com If you need more information on unsubscribing, start reading here: http://sourceware.org/lists.html#unsubscribe-simple Please read *all* of the information on unsubscribing that is available starting at this URL.