[LLVMdev] Multi-scan passes under LLVM (2.7)

[John Criswell]

Chuck Zhao wrote:
>   For current FunctionPass passes, each function in the current module 
> will be visited _once_ under some order.
>
> If I have an algorithm that needs to visit each function more than once 
> in order to generate the final result, how could it be arranged under 
> the current LLVM Pass framework?
>
> Could somebody point me a pass that currently doing this?
>   

You may want to use a ModulePass if you need to examine/transform a 
function multiple times.

-- John T.

>
> Thank you
>
> Chuck
>
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