[LLVMdev] For a pointer to pointer ?How to fast get the pointee pointer?

Shen Liu shl413 at Lehigh.EDU
Fri Jul 17 08:12:22 PDT 2015


Got it, thank you Daniel, Have a nice day!

On Fri, Jul 17, 2015 at 11:05 AM, Daniel Berlin <dberlin at dberlin.org> wrote:

> This is a statically undecidable problem, so yes, you must consider
> AA, and there can be nothing that provides an exact answer in all
> cases.
>
> There is nothing in LLVM that will help you, but folks have developed
> datastructures that can give fast answers to points-to and pointed-by
> queries:
> http://helloqirun.github.io/papers/pldi2014_xiao.pdf
>
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