diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_cpu_kernel.cc
index 3a865e95cee..ec0a900036a 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_cpu_kernel.cc
@@ -80,7 +80,7 @@ int CTCLossV2CpuKernelMod::Resize(const BaseOperatorPtr &base_operator, const st
 }
 
 template <typename S, typename T>
-void CTCLossV2CpuKernelMod::LossCompute(S *log_probs_p, S *log_alpha_p, T *tar_p, SoftParam params) {
+void CTCLossV2CpuKernelMod::LossCompute(const S *log_probs_p, S *log_alpha_p, const T *tar_p, SoftParam params) const {
   constexpr S neg_inf = -std::numeric_limits<S>::infinity();
   int64_t input_length = params.input_length;
   int64_t target_length = params.target_length;
@@ -112,7 +112,7 @@ void CTCLossV2CpuKernelMod::LossCompute(S *log_probs_p, S *log_alpha_p, T *tar_p
       } else {
         log_a3 = neg_inf;
       }
-      if (log_max == neg_inf) {
+      if (std::isinf(log_max) && std::signbit(log_max)) {
         log_max = 0;
       }
       S log_three_sum = std::log(std::exp(log_a1 - log_max) + std::exp(log_a2 - log_max) + std::exp(log_a3 - log_max)) +
@@ -124,7 +124,8 @@ void CTCLossV2CpuKernelMod::LossCompute(S *log_probs_p, S *log_alpha_p, T *tar_p
 }
 
 template <typename T>
-bool CTCLossV2CpuKernelMod::IndexProcessing(T *in_len_p, T *tar_len_p, std::vector<int64_t> *target_offsets) {
+bool CTCLossV2CpuKernelMod::IndexProcessing(const T *in_len_p, const T *tar_len_p,
+                                            std::vector<int64_t> *target_offsets) {
   const int64_t target_stride = max_target_length_;
   for (size_t i = 0; i < LongToSize(batch_sizes_); ++i) {
     if (tar_len_p[i] < 0 || tar_len_p[i] > target_stride) {
@@ -155,12 +156,12 @@ template <typename S, typename T>
 bool CTCLossV2CpuKernelMod::LaunchKernel(const std::vector<kernel::AddressPtr> &inputs,
                                          const std::vector<kernel::AddressPtr> &,
                                          const std::vector<kernel::AddressPtr> &outputs) {
-  auto log_probs_p = reinterpret_cast<S *>(inputs[kIndex0]->addr);
-  auto tar_p = reinterpret_cast<T *>(inputs[kIndex1]->addr);
-  auto in_len_p = reinterpret_cast<T *>(inputs[kIndex2]->addr);
-  auto tar_len_p = reinterpret_cast<T *>(inputs[kIndex3]->addr);
-  auto neg_log_p = reinterpret_cast<S *>(outputs[kIndex0]->addr);
-  auto log_alpha_p = reinterpret_cast<S *>(outputs[kIndex1]->addr);
+  auto log_probs_p = static_cast<S *>(inputs[kIndex0]->addr);
+  auto tar_p = static_cast<T *>(inputs[kIndex1]->addr);
+  auto in_len_p = static_cast<T *>(inputs[kIndex2]->addr);
+  auto tar_len_p = static_cast<T *>(inputs[kIndex3]->addr);
+  auto neg_log_p = static_cast<S *>(outputs[kIndex0]->addr);
+  auto log_alpha_p = static_cast<S *>(outputs[kIndex1]->addr);
   std::vector<int64_t> target_offsets(LongToSize(batch_sizes_));
   if (!IndexProcessing<T>(in_len_p, tar_len_p, &target_offsets)) {
     return false;
@@ -184,7 +185,7 @@ bool CTCLossV2CpuKernelMod::LaunchKernel(const std::vector<kernel::AddressPtr> &
         S l1 = log_alpha_p[log_alpha_it(b, in_len - 1, tar_len * target_mul)];
         S l2 = log_alpha_p[log_alpha_it(b, in_len - 1, tar_len * target_mul - 1)];
         S m = std::max(l1, l2);
-        m = ((m == -std::numeric_limits<S>::infinity()) ? 0 : m);
+        m = ((std::isinf(m) && std::signbit(m)) ? 0 : m);
         S log_likelihood = std::log(std::exp(l1 - m) + std::exp(l2 - m)) + m;
         neg_log_p[b] = -log_likelihood;
       }
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_cpu_kernel.h b/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_cpu_kernel.h
index 73b9cb7d37d..fcca1be032e 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_cpu_kernel.h
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_cpu_kernel.h
@@ -17,6 +17,7 @@
 #ifndef MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_CPU_CTCLOSS_V2_CPU_KERNEL_H_
 #define MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_CPU_CTCLOSS_V2_CPU_KERNEL_H_
 
+#include <cmath>
 #include <memory>
 #include <map>
 #include <utility>
@@ -55,7 +56,7 @@ class CTCLossV2CpuKernelMod : public NativeCpuKernelMod, public MatchKernelHelpe
     int64_t batch;
   };
   template <typename target_t>
-  inline int64_t GetBlankPaddedTarget(const target_t *target, int64_t offset, int64_t idx) {
+  inline int64_t GetBlankPaddedTarget(const target_t *target, int64_t offset, int64_t idx) const {
     constexpr int64_t interval = 2;
     if (idx % interval == 0) {
       return blank_;
@@ -64,9 +65,9 @@ class CTCLossV2CpuKernelMod : public NativeCpuKernelMod, public MatchKernelHelpe
     }
   }
   template <typename S, typename T>
-  void LossCompute(S *log_probs_p, S *log_alpha_p, T *tar_p, SoftParam params);
+  void LossCompute(const S *log_probs_p, S *log_alpha_p, const T *tar_p, SoftParam params) const;
   template <typename T>
-  bool IndexProcessing(T *in_len_p, T *tar_len_p, std::vector<int64_t> *target_offsets);
+  bool IndexProcessing(const T *in_len_p, const T *tar_len_p, std::vector<int64_t> *target_offsets);
   // Variables for the operator itself
   int64_t blank_{0};
   // Stands for T
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_grad_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_grad_cpu_kernel.cc
index ec879fe35b8..044991a5f1c 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_grad_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_grad_cpu_kernel.cc
@@ -18,7 +18,7 @@
 #include <algorithm>
 #include <limits>
 #include <string>
-#include <utility>
+#include <cmath>
 #include "abstract/utils.h"
 #include "mindspore/core/ops/ctc_loss_v2_grad.h"
 namespace mindspore {
@@ -37,7 +37,7 @@ struct SoftParam {
 };
 
 template <typename target_t>
-static inline int64_t get_target_prime(target_t *target, int64_t offset, int64_t idx, int64_t BLANK) {
+static inline int64_t get_target_prime(const target_t *target, int64_t offset, int64_t idx, int64_t BLANK) {
   constexpr int64_t even = 2;
   if (idx % even == 0) {
     return BLANK;
@@ -88,8 +88,8 @@ int CTCLossV2GradCpuKernelMod::Resize(const BaseOperatorPtr &base_operator, cons
 }
 
 template <typename scalar_t, typename target_t>
-void ComputeGrad(scalar_t *log_probs, const NdTensorIterator<kDim3> &log_probs_it, SoftParam params,
-                 scalar_t *log_alpha, const NdTensorIterator<kDim3> &log_alpha_it, scalar_t *log_beta,
+void ComputeGrad(const scalar_t *log_probs, const NdTensorIterator<kDim3> &log_probs_it, SoftParam params,
+                 const scalar_t *log_alpha, const NdTensorIterator<kDim3> &log_alpha_it, scalar_t *log_beta,
                  const NdTensorIterator<kDim3> &log_beta_it, scalar_t *grad, const NdTensorIterator<kDim3> &grad_it) {
   int64_t blank_ = params.blank_;
   int64_t input_length = params.input_length;
@@ -121,14 +121,14 @@ void ComputeGrad(scalar_t *log_probs, const NdTensorIterator<kDim3> &log_probs_i
       } else {
         lb3 = neginf;
       }
-      if (lbmax == neginf) {
+      if (std::isinf(lbmax) && std::signbit(lbmax)) {
         lbmax = 0;
       }
       log_beta[log_beta_it(b, t, s)] = std::log(std::exp(lb1 - lbmax) + std::exp(lb2 - lbmax) + std::exp(lb3 - lbmax)) +
                                        lbmax + log_probs[log_probs_it(t, b, current_target_prime)];
       scalar_t log_alpha_beta = log_alpha[log_alpha_it(b, t, s)] + log_beta[log_beta_it(b, t, s)];
       scalar_t &lcab = grad[grad_it(t, b, current_target_prime)];
-      if (lcab == neginf) {
+      if (std::isinf(lcab) && std::signbit(lcab)) {
         lcab = log_alpha_beta;
       } else {
         scalar_t max = std::max(lcab, log_alpha_beta);
@@ -140,16 +140,16 @@ void ComputeGrad(scalar_t *log_probs, const NdTensorIterator<kDim3> &log_probs_i
 template <typename scalar_t, typename target_t>
 bool CTCLossV2GradCpuKernelMod::LaunchKernel(const std::vector<kernel::AddressPtr> &inputs,
                                              const std::vector<kernel::AddressPtr> &workspace,
-                                             const std::vector<kernel::AddressPtr> &outputs) {
-  auto grad_out = reinterpret_cast<scalar_t *>(inputs[kIndex0]->addr);
-  auto log_probs = reinterpret_cast<scalar_t *>(inputs[kIndex1]->addr);
-  auto targets = reinterpret_cast<target_t *>(inputs[kIndex2]->addr);
-  auto input_lengths = reinterpret_cast<target_t *>(inputs[kIndex3]->addr);
-  auto target_lengths = reinterpret_cast<target_t *>(inputs[kIndex4]->addr);
-  auto neg_log_likelihood = reinterpret_cast<scalar_t *>(inputs[kIndex5]->addr);
-  auto log_alpha = reinterpret_cast<scalar_t *>(inputs[kIndex6]->addr);
-  auto log_beta = reinterpret_cast<scalar_t *>(workspace[kIndex0]->addr);
-  auto grad = reinterpret_cast<scalar_t *>(outputs[kIndex0]->addr);
+                                             const std::vector<kernel::AddressPtr> &outputs) const {
+  auto grad_out = static_cast<scalar_t *>(inputs[kIndex0]->addr);
+  auto log_probs = static_cast<scalar_t *>(inputs[kIndex1]->addr);
+  auto targets = static_cast<target_t *>(inputs[kIndex2]->addr);
+  auto input_lengths = static_cast<target_t *>(inputs[kIndex3]->addr);
+  auto target_lengths = static_cast<target_t *>(inputs[kIndex4]->addr);
+  auto neg_log_likelihood = static_cast<scalar_t *>(inputs[kIndex5]->addr);
+  auto log_alpha = static_cast<scalar_t *>(inputs[kIndex6]->addr);
+  auto log_beta = static_cast<scalar_t *>(workspace[kIndex0]->addr);
+  auto grad = static_cast<scalar_t *>(outputs[kIndex0]->addr);
 
   constexpr scalar_t neginf = -std::numeric_limits<scalar_t>::infinity();
   std::fill(grad, grad + (T_ * batch_size_ * num_labels_), neginf);
@@ -160,7 +160,7 @@ bool CTCLossV2GradCpuKernelMod::LaunchKernel(const std::vector<kernel::AddressPt
   NdTensorIterator<kDim3> log_beta_it(batch_size_, T_, target_mul * max_target_length_ + 1);
   for (int64_t b = 0; b < batch_size_; b++) {
     scalar_t nll = neg_log_likelihood[b];
-    if (zero_infinity_ && nll == std::numeric_limits<scalar_t>::infinity()) {
+    if (zero_infinity_ && std::isinf(nll) && !std::signbit(nll)) {
       for (int t = 0; t < T_; t++) {
         for (int c = 0; c < num_labels_; c++) {
           grad[grad_it(t, b, c)] = 0;
@@ -189,7 +189,7 @@ bool CTCLossV2GradCpuKernelMod::LaunchKernel(const std::vector<kernel::AddressPt
           log_beta[log_beta_it(b, input_length - 1, target_mul * target_length - 1)];
       }
     }
-    SoftParam param = {blank_, input_length, target_length, tg_batch_offset, b, reinterpret_cast<void *>(targets)};
+    SoftParam param = {blank_, input_length, target_length, tg_batch_offset, b, static_cast<void *>(targets)};
     ComputeGrad<scalar_t, target_t>(log_probs, log_probs_it, param, log_alpha, log_alpha_it, log_beta, log_beta_it,
                                     grad, grad_it);
     scalar_t gr = grad_out[b];
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_grad_cpu_kernel.h b/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_grad_cpu_kernel.h
index e7db1a0019b..ebf9e9814cb 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_grad_cpu_kernel.h
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/ctcloss_v2_grad_cpu_kernel.h
@@ -58,7 +58,7 @@ class CTCLossV2GradCpuKernelMod : public NativeCpuKernelMod, public MatchKernelH
   // Dealing with multiple types
   template <typename scalar_t, typename target_t>
   bool LaunchKernel(const std::vector<kernel::AddressPtr> &inputs, const std::vector<kernel::AddressPtr> &workspace,
-                    const std::vector<kernel::AddressPtr> &outputs);
+                    const std::vector<kernel::AddressPtr> &outputs) const;
 };
 }  // namespace kernel
 }  // namespace mindspore
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/dense_to_dense_set_operation_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/dense_to_dense_set_operation_cpu_kernel.cc
index 716278e59f8..06223190cda 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/dense_to_dense_set_operation_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/dense_to_dense_set_operation_cpu_kernel.cc
@@ -121,7 +121,7 @@ void GetGroupSet(const kernel::AddressPtr input, const size_t last_dim, const st
                       << "but got " << group_indices.size() << " and " << input_strides.size() << ".";
   }
   result->clear();
-  auto data_ptr = reinterpret_cast<T *>(input->addr);
+  auto data_ptr = static_cast<T *>(input->addr);
   const auto start = std::inner_product(group_indices.begin(), group_indices.end(), input_strides.begin(), 0UL);
   const auto end = start + last_dim;
   for (size_t i = start; i < end; ++i) {
@@ -199,9 +199,9 @@ bool DenseToDenseSetOperationCpuKernelMod::PopulateOutput(const std::vector<kern
                                                           const std::vector<kernel::AddressPtr> &outputs,
                                                           const ShapeVector &output_shape, const size_t num_values,
                                                           const std::map<std::vector<size_t>, std::set<T>> *sets) {
-  auto out_indices_ptr = reinterpret_cast<int64_t *>(outputs[kOutput1]->addr);
-  auto out_values_ptr = reinterpret_cast<T *>(outputs[kOutput2]->addr);
-  auto out_shape_ptr = reinterpret_cast<int64_t *>(outputs[kOutput3]->addr);
+  auto out_indices_ptr = static_cast<int64_t *>(outputs[kOutput1]->addr);
+  auto out_values_ptr = static_cast<T *>(outputs[kOutput2]->addr);
+  auto out_shape_ptr = static_cast<int64_t *>(outputs[kOutput3]->addr);
   size_t output_shape_size = output_shape.size();
   auto num_values_signed = SizeToLong(num_values);
   auto output_shape_size_signed = SizeToLong(output_shape_size);
@@ -230,14 +230,14 @@ bool DenseToDenseSetOperationCpuKernelMod::PopulateOutput(const std::vector<kern
     int64_t group_idx = 0;
     for (auto val = set.begin(); val != set.end(); ++val, ++val_idx, ++group_idx) {
       for (size_t i = 0; i < group_indices.size(); ++i) {
-        out_indices_mat(val_idx, i) = group_indices[i];
+        out_indices_mat(val_idx, i) = SizeToLong(group_indices[i]);
       }
-      out_indices_mat(val_idx, group_indices.size()) = group_idx;
+      out_indices_mat(val_idx, group_indices.size()) = SizeToLong(group_idx);
       out_values_flat(val_idx) = *val;
     }
   }
   for (size_t i = 0; i < output_shape_size; ++i) {
-    out_shape_flat(i) = output_shape[i];
+    out_shape_flat(i) = SizeToLong(output_shape[i]);
   }
   return true;
 }
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/sparse_concat_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/sparse_concat_cpu_kernel.cc
index 750b97f6de7..0565e1fe8bb 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/sparse_concat_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/sparse_concat_cpu_kernel.cc
@@ -132,9 +132,9 @@ bool SparseConcatCpuKernelMod::SparseConcat(const std::vector<kernel::AddressPtr
                                             const std::vector<kernel::AddressPtr> &,
                                             const std::vector<kernel::AddressPtr> &outputs, const size_t shape_size,
                                             const int size) {
-  auto output_indices = reinterpret_cast<int64_t *>(outputs[kOutputIndicesStart]->addr);
-  auto output_values = reinterpret_cast<S *>(outputs[kOutputValuesStart]->addr);
-  auto output_shape = reinterpret_cast<int64_t *>(outputs[kOutputShapesStart]->addr);
+  auto output_indices = static_cast<int64_t *>(outputs[kOutputIndicesStart]->addr);
+  auto output_values = static_cast<S *>(outputs[kOutputValuesStart]->addr);
+  auto output_shape = static_cast<int64_t *>(outputs[kOutputShapesStart]->addr);
   auto input_coo_num = input_num_ / kCOOTensorNum;
   const auto &first_shape_ptr = reinterpret_cast<T *>(inputs[kSpInputShapesStart * input_coo_num]->addr);
   std::map<size_t, int64_t> dim_position_map = {};
@@ -147,9 +147,9 @@ bool SparseConcatCpuKernelMod::SparseConcat(const std::vector<kernel::AddressPtr
   }
 
   for (unsigned int i = 0; i < input_coo_num; i++) {
-    const auto &indices_ptr = reinterpret_cast<int64_t *>(inputs[kSpInputIndicesStart * input_coo_num + i]->addr);
-    const auto &values_ptr = reinterpret_cast<S *>(inputs[kSpInputValuesStart * input_coo_num + i]->addr);
-    const auto &shape_ptr = reinterpret_cast<T *>(inputs[kOutputShapesStart * input_coo_num + i]->addr);
+    const auto &indices_ptr = static_cast<int64_t *>(inputs[kSpInputIndicesStart * input_coo_num + i]->addr);
+    const auto &values_ptr = static_cast<S *>(inputs[kSpInputValuesStart * input_coo_num + i]->addr);
+    const auto &shape_ptr = static_cast<T *>(inputs[kOutputShapesStart * input_coo_num + i]->addr);
     auto cur_axis_shape = *(shape_ptr + concat_dim_);
     for (unsigned int j = 0; j < inputs[kSpInputIndicesStart * input_coo_num + i]->size / sizeof(int64_t); j++) {
       if (static_cast<int>(j % shape_size) == concat_dim_) {
@@ -227,7 +227,7 @@ bool SparseConcatCpuKernelMod::LaunchKernel(const std::vector<kernel::AddressPtr
       }
     }
   }
-  SparseConcat<S, T>(inputs, workspace, outputs, shape_size, size);
+  (void)SparseConcat<S, T>(inputs, workspace, outputs, shape_size, size);
   return true;
 }
 
diff --git a/mindspore/core/ops/sparse_concat.cc b/mindspore/core/ops/sparse_concat.cc
index a0093c6f9db..fccd1f5b081 100644
--- a/mindspore/core/ops/sparse_concat.cc
+++ b/mindspore/core/ops/sparse_concat.cc
@@ -91,8 +91,9 @@ std::vector<TypePtr> SparseConcatInferType(const PrimitivePtr &primitive,
     auto ind_type = inputs_indices[i]->BuildType();
     auto sha_type = inputs_shapes[i]->BuildType();
     (void)values_types.emplace(elementi, inputs_values[i]->BuildType());
-    CheckAndConvertUtils::CheckTensorTypeValid("indices" + std::to_string(i), ind_type, {kInt64}, prim_name);
-    CheckAndConvertUtils::CheckTensorTypeValid("shapes" + std::to_string(i), sha_type, {kInt64, kInt32}, prim_name);
+    (void)CheckAndConvertUtils::CheckTensorTypeValid("indices" + std::to_string(i), ind_type, {kInt64}, prim_name);
+    (void)CheckAndConvertUtils::CheckTensorTypeValid("shapes" + std::to_string(i), sha_type, {kInt64, kInt32},
+                                                     prim_name);
   }
   (void)CheckAndConvertUtils::CheckTensorTypeSame(values_types, common_valid_types_with_complex_and_bool, prim_name);
   std::vector<TypePtr> out_type = {};
@@ -139,7 +140,7 @@ std::vector<abstract::ShapePtr> SparseConcatInferShape(const PrimitivePtr &primi
                                         << indices_element0_shape[0] << ", but the value element number is "
                                         << values_element0_shape[0] << ".";
   }
-  primitive->AddAttr("N", MakeValue(SizeToLong(inputs_indices.size())));
+  (void)primitive->AddAttr("N", MakeValue(SizeToLong(inputs_indices.size())));
   std::vector<int64_t> out_indices_shape = {};
   out_indices_shape.push_back(0);
   out_indices_shape.push_back(indices_element0_shape[1]);