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Fix undefined behavior.

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This commit is contained in:
vanhoucke 2015-06-19 15:46:46 +00:00
parent e9edb085c0
commit 4cc0c961f3
1 changed files with 1 additions and 1 deletions
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unsupported/Eigen/CXX11/src/Tensor/TensorIntDiv.h
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@ -58,7 +58,7 @@ struct TensorIntDivisor {
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE TensorIntDivisor(const T divider) { EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE TensorIntDivisor(const T divider) {
const int N = 32; const int N = 32;
eigen_assert(divider > 0); eigen_assert(divider > 0);
eigen_assert(divider <= (1<<(N-1)) - 1); eigen_assert(divider <= (1U<<(N-1)) - 1);
// fast ln2 // fast ln2
const int leading_zeros = count_leading_zeros(divider); const int leading_zeros = count_leading_zeros(divider);