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[Bug ld/29973] x86_64-w64-mingw32-g++ ld: helloworld.exe:.rdata_r: secti


From: euloanty at live dot com
Subject: [Bug ld/29973] x86_64-w64-mingw32-g++ ld: helloworld.exe:.rdata_r: section below image base for windows
Date: Mon, 06 Feb 2023 04:27:59 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=29973

--- Comment #21 from cqwrteur <euloanty at live dot com> ---
(In reply to cqwrteur from comment #20)
> (In reply to Nick Clifton from comment #18)
> > Created attachment 14652 [details]
> > Proposed patch
> > 
> > Interesting.  The issue is the section itself: .rdata_r.  This is not a
> > normal PE section name, and it is missing from the default script used by
> > the linker.  So instead the orphan section handling code is activated, and
> > this places the section into the .rdata section.  But in doing so, it also
> > sets the vaddr for the .rdata section to 0.
> > 
> > The .rdata_r section is being created by the LTO plugin when it recompiles
> > helloworld.cc.  I am not sure why this is happening.  But there is an easy
> > fix - add the .rdata_r section to the default linker map.  So that is what
> > this patch does.
> > 
> > Please try out the patch and let me know if it works for you.
> 
> Please merge the patch. It is important for me

The code compiles but it crashes for dynamically linking libstdc++-6.dll

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