Mailing-List: contact cygwin-help AT sourceware DOT cygnus DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT sourceware DOT cygnus DOT com Delivered-To: mailing list cygwin AT sourceware DOT cygnus DOT com Message-ID: <018201bfcb49$7caa9b30$a8a11dcb@ihug.co.nz> From: "Ross Smith" To: "Parker, Ron" , References: Subject: Re: Major bug -- Exception handling broken Date: Thu, 1 Jun 2000 09:45:05 +1200 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.2919.6600 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6600 From: "Parker, Ron" > > Exception handling in g++ is totally broken in the current Cygwin > > release. Almost any program that uses exceptions crashes: > > > > class Foo {}; > > int main() { > > try { throw Foo(); } > > catch (const Foo&) { return 0; } > > } > > > > $ g++ foo.cpp -o foo > > $ ./foo > > 0 [main] foo 1007 handle_exceptions: Exception: > > STATUS_ACCESS_VIOLATION > > 5052 [main] foo 1007 stackdump: Dumping stack trace to > > foo.exe.stackdump > > I have verified that this is a bug. Mumit Khan, the cygwin gcc guru, is out > of the country and should be back mid-June. In the mean time I will see > what I can find. > > For the time being you may work around it by replacing g++ in the command > line with gcc. That produces a working executable. My best guess at this > time is that there is a problem with g++ in the specs file. I will check it > next. Thanks, that seems to work. Are there any gotchas I need to watch out for when doing it this way? That is, are there any differences between invoking via gcc vs g++ that aren't accounted for by adding -lstdc++ to the link step? -- Ross Smith The Internet Group, Auckland, New Zealand ======================================================================== "So that's 2 T-1s and a newsfeed ... would you like clues with that?" -- Peter Da Silva -- Want to unsubscribe from this list? Send a message to cygwin-unsubscribe AT sourceware DOT cygnus DOT com