From: Gengbin Zheng (gzheng_at_ks.uiuc.edu)
Date: Mon Apr 05 2004 - 00:20:45 CDT
Hi Mike,
please try compile Charm++ with "xlc" build option:
./build charm++ net-ppc-darwin xlc ...
This should take out the link error about _alloca.
Gengbin
On Fri, 2 Apr 2004, Mike McCallum wrote:
> I'm trying to compile NAMD/charm++ under OSX 10.3.3 with IBM XLc/c++
> and XLf compilers, and it is actually going pretty well, with the
> exception of this undefined symbol. Not being a whiz here, I tried to
> look about to find what is the library referencing this symbol, but I
> have only found some references to some HCRevision (under AIX) and
> another vague reference to libucb. Both the test programs
> (charm/net-ppc-darwin/pgms/charm++/megatest/ , etc) and main build
> ('./config tcl fftw plugins MacOSX-PPC-c++ etc) fail in this manner.
>
> With the rs6k config (conv-mach.sh and so on) files, there is a '-lhC'
> library, but this library is absent from my OSX version of XLC/F. I
> used the rs6k configs as a guide because of the IBM compiler.
>
> Any hints here would be greatly appreciated!
>
> Cheers,
>
> Mike
> --
> C. Michael McCallum
> http://chem.cop.uop.edu/cmmccallum.html
> Associate Professor
> Department of Chemistry, UOP
> mmccallum .at. pacific .dot. edu (209) 946-2636 v /
> (209) 946-2607 fax
>
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