[LLVMdev] Use Callgraph

[Haopeng Liu]

Oh, you're right. Thank you.

Another question: Given two CallGraphNodes (caller and callee) in 
CallGraph, How to map the edge in CallGraph to CallInst?

Best,
Haopeng

On 6/8/15 11:02 AM, Gordon Keiser wrote:
> I believe you want to use CallGraphWrapperPass for this, as CallGraph itself isn't a pass.  Correct me if I'm wrong.
>
>
> Gordon Keiser
> Software Development Engineer
> Arxan Technologies
>
>
> -----Original Message-----
> From: llvmdev-bounces at cs.uiuc.edu [mailto:llvmdev-bounces at cs.uiuc.edu] On Behalf Of Haopeng Liu
> Sent: Sunday, June 07, 2015 10:03 PM
> To: LLVM Developers Mailing List
> Subject: [LLVMdev] Use Callgraph
>
> Hi All,
>
> I tried to use CallGraph in llvm by adding "AU.addRequired<CallGraph>();" in getAnalysisUsage function.
>
> But it reports an error:
>
> include/llvm/PassAnalysisSupport.h:56:39: error: ‘ID’ is not a member of ‘llvm::CallGraph’
>        return addRequiredID(PassClass::ID);
>
> How to use it correctly?
>
> Thanks,
> Haopeng
>
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