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Re: stdcall lib functions with exception throwing callbacks vs Dwarf2 EH
- From: Christopher Faylor <cgf-no-personal-reply-please at cygwin dot com>
- To: Cygwin <cygwin at cygwin dot com>, gcc at gcc dot gnu dot org,mingw-dvlpr at lists dot sourceforge dot net
- Date: Wed, 24 Nov 2004 00:36:23 -0500
- Subject: Re: stdcall lib functions with exception throwing callbacks vs Dwarf2 EH
- References: <001701c4d1ab$949322e0$0a6d65da@DANNY> <41A3FE7A.60005@aaronwl.com>
On Tue, Nov 23, 2004 at 09:22:34PM -0600, Aaron W. LaFramboise wrote:
>Do any Windows system routines have any function local cleanup that
>they'd need to do registered with SEH, or are they OK with suddenly
>being zapped out of existance at user code call points?
If cygwin's signal handling code is any indication, Windows system
routines will become very unhappy if you just zap the PC away somewhere
down (up?) the stack. On Windows 9x you'll eventually cause a system
crash, in fact.
cgf