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Fixing an MSVC conversion warning about implicitly converting the shift results to 64-bits. No functional change intended.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213863 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Aaron Ballman 2014-07-24 14:24:59 +00:00
parent 6800393083
commit e8d5c379ac
1 changed files with 1 additions and 1 deletions
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2
lib/Transforms/Utils/SimplifyCFG.cpp
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@ -3627,7 +3627,7 @@ Value *SwitchLookupTable::BuildLookup(Value *Index, uint64_t TableSize,
case ArrayKind: {
// Make sure the table index will not overflow when treated as signed.
if (IntegerType *IT = dyn_cast<IntegerType>(Index->getType()))
if (TableSize > (1 << (IT->getBitWidth() - 1)))
if (TableSize > (1ULL << (IT->getBitWidth() - 1)))
Index = Builder.CreateZExt(Index,
IntegerType::get(IT->getContext(),
IT->getBitWidth() + 1),