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From: | Rainer Hochreiter <rainer AT hochreiter DOT at> |
Subject: | RE: c++ exceptions in shared library results in crash |
Date: | Thu, 13 Jan 2005 14:16:41 +0100 |
Lines: | 25 |
Message-ID: | <pan.2005.01.13.13.16.40.37444@hochreiter.at> |
References: | <001e01c4f951$7bf2bf70$6b4861cb AT DANNY> |
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On Thu, 13 Jan 2005 22:23:02 +1300, Danny Smith wrote: > From: "Rainer Hochreiter" > -------------------------------------------------------------------------------- > >> throwing an exception in the shared library results in a core dump of the >> binary executable - but only for the cross-compiled version! > > cygwin and mingw gcc sources contain a local patch to allow > throwing C++ exceptions across dll/exe boundaries. These > local hacks have never been submitted to FSF GCC lists. Without > this patch, one option you have to allow exceptions across dll/exe > boudaries is to build libstdc++.a and libgcc.a as dlls. This is not done by GCC > makefiles, but can be done done manually. Libstdc++ dll relies on auto-import > functionality, so watch your pseudo-runtime-relocs (a techno name for "blue > psuede shoes") how can i found out whether my sources hace this patch included? can you give me a hint, how to build libstdc++ and libgcc as dlls, cause i'm not really familiar with auto-import and pseudo-runtime-relocs??? Rainer -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
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