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...er functions they are unlikely to call. In other words, such ref edges >> mostly do not represent real caller->callee relationship, so I wonder what >> is the advantage of forming refSCC from SCCs? >> > > > I believe it is primarily used for ordering the visitation of CallSCC's > (i.e. SCC's in the "call graph"). > This is what it can do -- but what benefit does it provide? David > > -- Sean Silva > > >> >> David >> >> >> >>> Note that `opt -dot-callgraph` can produce a graphviz file for the...

On Thu, Jun 16, 2016 at 11:51 PM, Sean Silva <chisophugis at gmail.com> wrote: > > > On Thu, Jun 16, 2016 at 11:07 PM, Xinliang David Li <davidxl at google.com> > wrote: > >> >> >> On Thu, Jun 16, 2016 at 10:47 PM, Sean Silva <chisophugis at gmail.com> >> wrote: >> >>> >>> >>> On Thu, Jun 16, 2016 at 9:53

Test Cases: (attached) Iteration code: (...) typedef TarjanSCC_iterator<CallGraph*> MyTarjan; CallGraph& callGraph = getAnalysis<CallGraph>(); MyTarjan iter = tarj_begin(&callGraph); MyTarjan end = tarj_end(&callGraph); while(iter!=end) iter++; (...) if you take the time to print out the function each non-looping node iter traverses, it never reaches main...

On Sun, Jun 19, 2016 at 12:01 AM, Sanjoy Das <sanjoy at playingwithpointers.com > wrote: > Hi David, > > Xinliang David Li wrote: > >> I believe it is primarily used for ordering the visitation of > CallSCC's (i.e. SCC's in the "call graph"). > > This is what it can do -- but what benefit does it provide? > > One benefit is that once you get to a function F that constructs an > instance of a class with virtual functions and then calls a virtual > function on the ins...