[LLVMdev] Help with code

Sriraman Tallam tmsriram at CS.Arizona.EDU
Tue Dec 21 14:53:47 PST 2004


Constant *strcon==ConstantArray::get("Value : %d\n");

Sorry Typo.

On Tue, 21 Dec 2004, Misha Brukman wrote:

> On Tue, Dec 21, 2004 at 03:45:33PM -0700, Sriraman Tallam wrote:
> >	I have this call instruction to printf inserted which is causing
> > an assertion failure. Any pointers to where I am wrong :
> >
> > Function *printFn=M.getNamedFunction(std::string("printf"));
>
> std::string() is unnecessary here as it's implicit.
>
> > Constant *str=ConstantArray::get("Value : %d\n");
> > std::vector<Value *> Args(2);
> > std::vector<Constant *> GEPIndices(2);
> > GEPIndices[0]=Constant::getNullValue(Type::LongTy);
> > GEPIndices[1]=Constant::getNullValue(Type::LongTy);
> > Args[0]=ConstantExpr::getGetElementPtr(strcon,GEPIndices);
>
> You are using 'strcon', but you defined 'str' above.  Where is 'strcon'
> coming from?
>
> > Args[1]=ConstantInt::get(Type::IntTy, id);
> > Instruction * cI= new CallInst(printFn, Args, "retprintf",instr);
>
> --
> Misha Brukman :: http://misha.brukman.net :: http://llvm.cs.uiuc.edu
>
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