[llvm-commits] CVS: llvm/lib/Analysis/ScalarEvolution.cpp

[Reid Spencer]

Changes in directory llvm/lib/Analysis:

ScalarEvolution.cpp updated: 1.75 -> 1.76
---
Log message:

Add a FIXME about signedness.


---
Diffs of the changes:  (+2 -0)

 ScalarEvolution.cpp |    2 ++
 1 files changed, 2 insertions(+)


Index: llvm/lib/Analysis/ScalarEvolution.cpp
diff -u llvm/lib/Analysis/ScalarEvolution.cpp:1.75 llvm/lib/Analysis/ScalarEvolution.cpp:1.76
--- llvm/lib/Analysis/ScalarEvolution.cpp:1.75	Thu Dec 21 00:43:46 2006
+++ llvm/lib/Analysis/ScalarEvolution.cpp	Thu Dec 21 12:59:16 2006
@@ -2151,6 +2151,8 @@
   Constant *TwoA = ConstantExpr::getMul(A, Two);
 
   // The divisions must be performed as signed divisions.
+  // FIXME:Signedness. These casts can all go away once integer types are
+  // signless.
   const Type *SignedTy = NegB->getType()->getSignedVersion();
   NegB = ConstantExpr::getBitCast(NegB, SignedTy);
   TwoA = ConstantExpr::getBitCast(TwoA, SignedTy);