diff options
| -rw-r--r-- | lib/Analysis/ValueTracking.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Analysis/ValueTracking.cpp b/lib/Analysis/ValueTracking.cpp index 5320fa0768..aa7769ea54 100644 --- a/lib/Analysis/ValueTracking.cpp +++ b/lib/Analysis/ValueTracking.cpp @@ -656,7 +656,7 @@ void llvm::ComputeSignBit(Value *V, bool &KnownZero, bool &KnownOne, /// types and vectors of integers. bool llvm::isPowerOfTwo(Value *V, const TargetData *TD, unsigned Depth) { if (ConstantInt *CI = dyn_cast<ConstantInt>(V)) - return CI->getValue().countPopulation() == 1; + return CI->getValue().isPowerOf2(); // TODO: Handle vector constants. // 1 << X is clearly a power of two if the one is not shifted off the end. If |