[SCEV] Removing deprecated comment in ScalarEvolutionExpander

Removing a comment in the ScalarEvolutionExpander.cpp file that was about the
class SCEVSDivExpr, which has been long gone from LLVM.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@375232 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Analysis/ScalarEvolutionExpander.cpp b/lib/Analysis/ScalarEvolutionExpander.cpp
index 8070882c150ffc3089313044ddc2cde92e651f0d..bceec921188e221519bc8acbe10123a382fea8d6 100644 (file)
--- a/lib/Analysis/ScalarEvolutionExpander.cpp
+++ b/lib/Analysis/ScalarEvolutionExpander.cpp
@@ -240,9 +240,6 @@ Value *SCEVExpander::InsertBinop(Instruction::BinaryOps Opcode,
 /// division. If so, update S with Factor divided out and return true.
 /// S need not be evenly divisible if a reasonable remainder can be
 /// computed.
-/// TODO: When ScalarEvolution gets a SCEVSDivExpr, this can be made
-/// unnecessary; in its place, just signed-divide Ops[i] by the scale and
-/// check to see if the divide was folded.
 static bool FactorOutConstant(const SCEV *&S, const SCEV *&Remainder,
                               const SCEV *Factor, ScalarEvolution &SE,
                               const DataLayout &DL) {