354     struct DAGRootTracker {  struct in __anon5a4a8ba20111::LoopReroll
355       DAGRootTracker(LoopReroll *Parent, Loop *L, Instruction *IV,  in DAGRootTracker()  function
373       typedef MapVector<Instruction*, SmallBitVector> UsesTy;
400       LoopReroll *Parent;
403       Loop *L;
404       ScalarEvolution *SE;
405       AliasAnalysis *AA;
406       TargetLibraryInfo *TLI;
407       DominatorTree *DT;
408       LoopInfo *LI;
409       bool PreserveLCSSA;
412       Instruction *IV;
414       int64_t Inc;
418       uint64_t Scale;
420       SmallVector<DAGRootSet,16> RootSets;
422       SmallInstructionVector LoopIncs;
426       UsesTy Uses;
428       DenseMap<Instruction *, int64_t> &IVToIncMap;