[LLVMdev] how to check whether from basicblock A we can go to basicblock B within the same function?

[wenjing ma]

On Fri, 27 Aug 2010, Guoliang Jin wrote:

>
> > Every basic block ends with a terminator instruction that indicates
> > which basic block or basic blocks it should branch to next. Switch,
> > invoke, and branch are all terminator instructions. There may be more
> > that I don't remember.
> >
> Why not just use the predecessor and successor iterator?
> http://llvm.org/docs/ProgrammersManual.html#iterate_preds

Are those iterators enought for this purpose?