<div dir="ltr">Hi, I've encountered a same problem when I was trying to build ADO-C+ColPack on Mac OSX. <div>The gcc/g++ which comes from xcode is fairly old. </div><div>So after installing latest gcc/g++ from gnu source code. I have the same error message. </div>
<div>It seems that error due to the libraries are complies by different settings.</div><div> </div><div>(In my case, it's the compilers, because I have two compilers co-exists. After cleaning the libraries and compile them using gcc 4.8.2, it works for me)</div>
<div><br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sun, May 18, 2014 at 11:29 AM, Dominique Orban <span dir="ltr"><<a href="mailto:dominique.orban@gmail.com" target="_blank">dominique.orban@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Thank you for the update. Adol-C 2.5 builds fine with gcc. With clang and C++11 mode, I'm getting Colpack errors:<br>
</div><div><br></div><div><div><font face="courier new, monospace">Undefined symbols for architecture x86_64:</font></div>
<div><font face="courier new, monospace"> "ColPack::GraphColoringInterface::GenerateSeedHessian(double***, int*, int*, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >)", referenced from:</font></div>
<div><font face="courier new, monospace"> _sparse_hess in libsparse.a(sparsedrivers.o)</font></div></div><div><br></div><div>I suppose it might be because Colpack itself wasn't build in C++11 mode, but unfortunately, that does not build.</div>
<div><br></div><div>So is sparse mode not supported with clang?<br></div><div><br></div><div>This is a problem because if Colpack is installed, configure auto-detects it and builds against it. Passing --without-colpack or --disable-sparse doesn't change that behavior.</div>
<div><br></div><div>Thanks.</div><span class="HOEnZb"><font color="#888888"><div><br></div><div>Dominique</div>
</font></span></div>
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