[LLVMdev] Reachability info in LLVM?

Chris Lattner clattner at apple.com
Tue Jul 28 10:21:36 PDT 2009

On Jul 27, 2009, at 9:59 PM, Saman Zonouz wrote:

> Thanks. that's right but I was looking for sth like "successor  
> closure" set for each instruction 'I' that includes all reachable  
> instructions from I.
> Does LLVM provide such a set?



> Thanks alot,
> ::Saman
>> Dear All,
>> I am new to LLVM and want to know if LLVM provides any reachability  
>> information about the instructions inside a function? For example,  
>> is instruction 'J' reachable from the instruction 'I'? (just based  
>> on CFG)
> You can just do a depth first search on the cfg?
> -Chris
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