[LLVMdev] Why I cannot use PgmDependenceGraph?

[Chris Lattner]

On Fri, 6 Aug 2004, xia_yimin wrote:

> I want to find buffer overflows from general C programs, a bit like
> SAFECode :).  To quicken the dataflow analysis, I wished to slice
> operands of character strings from C program using pgmdepgraph, but now,
> I thought I have to use def-use and use-def chain.

I'm nto sure that I understand what you mean.  What specifically do you
mean by slicing operands of character strings?  Can you give a small
example?

-Chris

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