// immediate dominator from the map. Otherwise Orig block's dominator is also
// NewBB's dominator.
//
-// OrigPreheader is loop pre-header before this patch started
+// OrigPreheader is loop pre-header before this pass started
// updating CFG. NewPrehader is loops new pre-header. However, after CFG
-// manipulation, loop L may not exist. So rely in input parameter NewPreheader.
+// manipulation, loop L may not exist. So rely on input parameter NewPreheader.
void CloneDomInfo(BasicBlock *NewBB, BasicBlock *Orig,
BasicBlock *NewPreheader, BasicBlock *OrigPreheader,
BasicBlock *OrigHeader,