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Suppress an unused variable warning when assertions are off;

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remove some trailing whitespace while there.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93008 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands 2010-01-08 17:51:48 +00:00
parent 9aa1e246dd
commit 54a57045eb
1 changed files with 3 additions and 2 deletions
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5
lib/Transforms/Scalar/Reassociate.cpp
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@ -801,14 +801,15 @@ Value *Reassociate::OptimizeAdd(Instruction *I,
// No need for extra uses anymore.
delete DummyInst;
unsigned NumAddedValues = NewMulOps.size();
Value *V = EmitAddTreeOfValues(I, NewMulOps);
// Now that we have inserted the add tree, optimize it. This allows us to
// handle cases that require multiple factoring steps, such as this:
// A*A*B + A*A*C --> A*(A*B+A*C) --> A*(A*(B+C))
assert(NumAddedValues > 1 && "Each occurrence should contribute a value");
(void)NumAddedValues;
V = ReassociateExpression(cast<BinaryOperator>(V));
// Create the multiply.