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Re: [PATCH] libelf: Drop internal_function from __libelf_set_data_list_rdlock.
- From: Mark Wielaard <mjw at redhat dot com>
- To: elfutils-devel at lists dot fedorahosted dot org
- Date: Fri, 20 Feb 2015 09:34:20 +0100
- Subject: Re: [PATCH] libelf: Drop internal_function from __libelf_set_data_list_rdlock.
On Fri, Feb 20, 2015 at 01:43:34AM +0300, Alexander Cherepanov wrote:
> On 2015-02-20 00:22, Mark Wielaard wrote:
> >On Thu, 2015-02-19 at 15:37 +0300, Alexander Cherepanov wrote:
> >>Another problem I met with 32-bit build is that nm lost its -C option
> >>(and there is /* #undef USE_DEMANGLE */ in config.h).
> >
> >demangling support depends on the standard c++ demangler. Does
> >config.log say you have __cxa_demangle in -lstdc++ ?
>
> It says this:
>
> configure:5531: checking for __cxa_demangle in -lstdc++
> configure:5556: gcc -o conftest -m32 conftest.c -lstdc++ >&5
> /usr/bin/ld: skipping incompatible
> /usr/lib/gcc/x86_64-linux-gnu/4.9/libstdc++.so when searching for -lstdc++
> /usr/bin/ld: skipping incompatible
> /usr/lib/gcc/x86_64-linux-gnu/4.9/libstdc++.a when searching for -lstdc++
> /usr/bin/ld: cannot find -lstdc++
> collect2: error: ld returned 1 exit status
So it cannot find the 32bit variant of libstdc++.
On Fedora I have to install libstdc++-devel.i686 to get it.