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[Bug lto/49844] Building CodeBlocks on Windows using mingw gcc 4.6.1 "-flto -fuse-linker-plugin" results in many linker stage errors


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49844

--- Comment #8 from xunxun <xunxun1982 at gmail dot com> 2012-05-07 13:44:47 UTC ---
GCC4.7 also has the problem now:

-----------------------------------------------------------------------------
g++.exe -shared  -Wl,--out-implib=devel\libwxpropgrid.a -Wl,--dll
-Lbase\tinyxml -LF:\MyProject\GUI\wxWidgets\WX_2_8_BRANCH\lib\gcc_dll 
.objs\sdk\wxpropgrid\src\editors.o .objs\sdk\wxpropgrid\src\extras.o
.objs\sdk\wxpropgrid\src\manager.o .objs\sdk\wxpropgrid\src\odcombo.o
.objs\sdk\wxpropgrid\src\propgrid.o .objs\sdk\wxpropgrid\src\props.o
.objs\sdk\wxpropgrid\src\xh_propgrid.o .objs\sdk\wxpropgrid\src\advprops.o   -o
devel\wxpropgrid.dll -flto -fuse-linker-plugin -Wl,--enable-auto-image-base
-Wl,--add-stdcall-alias -Wl,--enable-auto-import -Wl,--no-undefined  -lwxmsw28u 
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x68): undefined
reference to `__imp___ZTV18wxDataObjectSimple.local.891'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x94): undefined
reference to `__imp___ZTV18wxDataObjectSimple.local.891'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x127): undefined
reference to `__imp___ZTV18wxBitmapButtonBase.local.890'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x21b): undefined
reference to `__imp___ZTV18wxBitmapButtonBase.local.890'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x332): undefined
reference to `__imp___ZTV16wxStaticTextBase.local.886'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x35e): undefined
reference to `__imp___ZTV16wxStaticTextBase.local.886'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x466): undefined
reference to `__imp___ZTV15wxStaticBoxBase.local.885'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x492): undefined
reference to `__imp___ZTV15wxStaticBoxBase.local.885'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x4c2): undefined
reference to `__imp___ZTV15wxDirDialogBase.local.896'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x596): undefined
reference to `__imp___ZTV15wxDirDialogBase.local.896'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x820): undefined
reference to `__imp___ZTV16wxSpinButtonBase.local.883'
F:\Temp\ccUseSDa.ltrans5.ltrans.o:ccUseSDa.ltrans5.o:(.text+0x84c): undefined
reference to `__imp___ZTV16wxSpinButtonBase.local.883'
-----------------------------------------------------------------------------

If you need me provide more information, I will do.


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