wkcn commented on a change in pull request #17230: Additional fix for vector
access.
URL: https://github.com/apache/incubator-mxnet/pull/17230#discussion_r363559546
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File path: 3rdparty/mshadow/mshadow/dot_engine-inl.h
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@@ -421,12 +421,9 @@ struct BLASEngine<cpu, double> {
CBLAS_TRANSPOSE p_transa[GROUP_SIZE] = {cblas_a_trans};
CBLAS_TRANSPOSE p_transb[GROUP_SIZE] = {cblas_b_trans};
- std::vector<const double*> pp_A;
- std::vector<const double*> pp_B;
- std::vector<double*> pp_C;
- pp_A.reserve(batch_count);
- pp_B.reserve(batch_count);
- pp_C.reserve(batch_count);
+ std::vector<const double*> pp_A(batch_count, nullptr);
Review comment:
Thank you for the fix!
~~It will be better to use `std::array`, since `std::vector` will allocate
the memory, which is greater than `batch_count`.~~
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