Transforms/Utils/BasicBlockUtils.cpp

1941   BasicBlock *Succ0 = Branch->getSuccessor(0);
1943   Succ0 = Outgoing.count(Succ0) ? Succ0 : nullptr;
1947     assert(Succ0);
1951     assert(Succ0 || Succ1);
1952     if (Succ0 && !Succ1) {
1954     } else if (Succ1 && !Succ0) {
1962   assert(Succ0 || Succ1);
1963   return std::make_tuple(Condition, Succ0, Succ1);
2004     BasicBlock *Succ0;
2006     std::tie(Condition, Succ0, Succ1) =
2009     if (Succ0 && Succ1) {
2011       auto Succ0Iter = find(Outgoing, Succ0);
2021       auto SuccIter = Succ0 ? find(Outgoing, Succ0) : find(Outgoing, Succ1);
2061     BasicBlock *Succ0;
2063     std::tie(Condition, Succ0, Succ1) =
2067     // Succ0 and Succ1 in the set of outgoing blocks. The predicates
2068     // for Succ0 and Succ1 complement each other. If Succ0 is visited
2069     // first in the loop below, control will branch to Succ0 using the
2077       if (Out != Succ0 && Out != Succ1) {
2079       } else if (!Succ0 || !Succ1 || OneSuccessorDone) {
2084         assert(Succ0 && Succ1);
2085         if (Out == Succ0) {