From b1aa07a8d32e5a9dd52dd8a868654326039167e4 Mon Sep 17 00:00:00 2001
From: Changming Sun <me@cpp.io>
Date: Fri, 10 Apr 2020 20:48:54 +0000
Subject: Fix a bug in TensorIndexList.h

---
 unsupported/Eigen/CXX11/src/Tensor/TensorIndexList.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'unsupported/Eigen/CXX11/src')

diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorIndexList.h b/unsupported/Eigen/CXX11/src/Tensor/TensorIndexList.h
index 2a3398d67..0e9133c49 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorIndexList.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorIndexList.h
@@ -279,7 +279,7 @@ struct tuple_coeff<0, ValueT> {
   }
   template <typename... T>
   EIGEN_DEVICE_FUNC static constexpr bool value_known_statically(const Index i, const IndexTuple<T...>&) {
-    return is_compile_time_constant<typename IndexTupleExtractor<0, T...>::ValType>::value & (i == 0);
+    return is_compile_time_constant<typename IndexTupleExtractor<0, T...>::ValType>::value && (i == 0);
   }
 
   template <typename... T>
-- 
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