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Patch to support MSVC, contributed by Morten Ofstad

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17214 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-10-25 18:40:08 +00:00
parent 988d174e96
commit 219c141815
1 changed files with 1 additions and 1 deletions
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2
lib/Analysis/ScalarEvolution.cpp
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@ -1984,7 +1984,7 @@ SolveQuadraticEquation(const SCEVAddRecExpr *AddRec) {
cast<ConstantUInt>(ConstantExpr::getCast(SqrtTerm, cast<ConstantUInt>(ConstantExpr::getCast(SqrtTerm,
SqrtTerm->getType()->getUnsignedVersion())); SqrtTerm->getType()->getUnsignedVersion()));
uint64_t SqrtValV = SqrtVal->getValue(); uint64_t SqrtValV = SqrtVal->getValue();
uint64_t SqrtValV2 = (uint64_t)sqrt(SqrtValV); uint64_t SqrtValV2 = (uint64_t)sqrt((double)SqrtValV);
// The square root might not be precise for arbitrary 64-bit integer // The square root might not be precise for arbitrary 64-bit integer
// values. Do some sanity checks to ensure it's correct. // values. Do some sanity checks to ensure it's correct.
if (SqrtValV2*SqrtValV2 > SqrtValV || if (SqrtValV2*SqrtValV2 > SqrtValV ||