From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25729 invoked by alias); 20 Jan 2009 02:50:33 -0000 Received: (qmail 25695 invoked by uid 48); 20 Jan 2009 02:50:23 -0000 Date: Tue, 20 Jan 2009 02:50:00 -0000 Subject: [Bug other/38920] New: throwing ex. across dlls doesn't work. X-Bugzilla-Reason: CC Message-ID: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "pluto at agmk dot net" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2009-01/txt/msg02157.txt.bz2 $ x86_64-mingw32-g++ -v Reading specs from /usr/lib64/gcc/x86_64-mingw32/4.4.0/specs Target: x86_64-mingw32 Configured with: ../configure --prefix=/usr --infodir=/usr/share/info --mandir=/usr/share/man --libdir=/usr/lib64 --libexecdir=/usr/lib64 --includedir=/usr/x86_64-mingw32/include --with-gnu-as --with-gnu-ld --with-sysroot=/usr/x86_64-mingw32 --enable-shared --enable-threads=win32 --disable-sjlj-exceptions --enable-languages=c,c++ --enable-c99 --enable-long-long --enable-decimal-float=yes --enable-multilib --enable-cmath --disable-nls --with-gnu-as --with-gnu-ld --with-mangler-in-ld --with-gxx-include-dir=/usr/x86_64-mingw32/include/c++/4.4.0 --disable-libstdcxx-pch --enable-__cxa_atexit --disable-libmudflap --disable-libssp --with-pkgversion=PLD-Linux --with-bugurl=http://bugs.pld-linux.org --build=x86_64-pld-linux --host=x86_64-pld-linux --target=x86_64-mingw32 Thread model: win32 gcc version 4.4.0 20090116 (experimental) (PLD-Linux) a simple testcase that throws an exception from test.dll into main.exe causes an error: d:\w64\main.exe This application has requested the Runtime to terminate it in an unusual way. Please contact the application's support team for more information. afaics the test.dll exports all these typeinfos: [Ordinal/Name Pointer] Table [ 0] _Z9exceptionv [ 1] _ZN2ExC1ERKSs [ 2] _ZN2ExC2ERKSs [ 3] _ZN2ExD0Ev [ 4] _ZN2ExD1Ev [ 5] _ZTI2Ex [ 6] _ZTISt13runtime_error [ 7] _ZTISt9exception [ 8] _ZTS2Ex [ 9] _ZTSSt13runtime_error [ 10] _ZTSSt9exception [ 11] _ZTV2Ex but the main.exe import only one symbol from test.dll: DLL Name: test.dll vma: Hint/Ord Member-Name Bound-To 13a70 0 _Z9exceptionv DLL Name: libgcc_s_1.dll vma: Hint/Ord Member-Name Bound-To 135ac 1 _Unwind_DeleteException 135c8 6 _Unwind_GetDataRelBase 135e4 9 _Unwind_GetIPInfo 135f8 10 _Unwind_GetLanguageSpecificData 1361c 11 _Unwind_GetRegionStart 13638 12 _Unwind_GetTextRelBase 13654 13 _Unwind_RaiseException 13670 14 _Unwind_Resume 13684 15 _Unwind_Resume_or_Rethrow 136a0 16 _Unwind_SetGR 136b0 17 _Unwind_SetIP 136c0 35 __deregister_frame_info 136dc 83 __register_frame_info full example attached. -- Summary: throwing ex. across dlls doesn't work. Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: other AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: pluto at agmk dot net GCC target triplet: x86_64-mingw32 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38920