/// Determine how a pair of casts can be eliminated, if they can be at all.
/// This is a helper function for both CastInst and ConstantExpr.
- /// @returns 0 if the CastInst pair can't be eliminated
- /// @returns Instruction::CastOps value for a cast that can replace
+ /// @returns 0 if the CastInst pair can't be eliminated, otherwise
+ /// returns Instruction::CastOps value for a cast that can replace
/// the pair, casting SrcTy to DstTy.
/// @brief Determine if a cast pair is eliminable
static unsigned isEliminableCastPair(