[LLVMdev] CallGraphSCCPass: symbol not found

Trevor Harmon Trevor.W.Harmon at nasa.gov
Wed Jul 14 16:32:01 PDT 2010

On Jul 12, 2010, at 11:37 PM, Duncan Sands wrote:

> $ c++filt _ZTIN4llvm16CallGraphSCCPassE
> typeinfo for llvm::CallGraphSCCPass
> LLVM TOT has RTTI turned off as far as I know (not sure about 2.7).   
> Are you
> making use of RTTI?

My pass uses exceptions, and that turned out to be the problem.  
Rebuilding LLVM with exception handling support (REQUIRES_EH=1) fixed  
it. Not sure why this was only an issue with CallGraphSCCPass, though.  


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