43 /// iterativelyFlattenCFG - Call FlattenCFG on all the blocks in the function,
49   // Use block handles instead of iterating over function blocks directly  in iterativelyFlattenCFG()
50   // to avoid using iterators invalidated by erasing blocks.  in iterativelyFlattenCFG()
51   std::vector<WeakVH> Blocks;  in iterativelyFlattenCFG()  local
52   Blocks.reserve(F.size());  in iterativelyFlattenCFG()
54     Blocks.push_back(&BB);  in iterativelyFlattenCFG()
59     // Loop over all of the basic blocks and try to flatten them.  in iterativelyFlattenCFG()
60     for (WeakVH &BlockHandle : Blocks) {  in iterativelyFlattenCFG()
61       // Skip blocks erased by FlattenCFG.  in iterativelyFlattenCFG()
88   // iterativelyFlattenCFG can make some blocks dead.  in runOnFunction()
100   // iterativelyFlattenCFG can make some blocks dead.  in run()