fix: fix compile error for gcc11.2

src/poly/dma_inject.cc

@@ -54,7 +54,7 @@ void ExtractOffsetFromConstraintEx(__isl_keep isl_constraint *c, EqualityInfoMap
   CHECK(equality_info_map != nullptr);
   if (!isl_constraint_is_equality(c)) return;
 
-  EqualityConstraintInfo info;
+  EqualityConstraintInfo info{0};
   auto val_ptr = isl_constraint_get_constant_val(c);
   info.offset = static_cast<int>(isl_val_get_num_si(val_ptr));
   static_cast<void>(isl_val_free(val_ptr));

src/poly/tiling/tiling_strategy_manager_gpu.cc

@@ -713,7 +713,7 @@ void GpuStrategy::ApplyCustomConstraint() {
   // add constraints to binding space according to custom tiling
   std::unordered_set<std::string> thread_keys = {AT_THREAD_MIN, AT_THREAD_MAX, AT_THREAD_MOD};
   std::unordered_set<std::string> block_keys = {AT_BLOCK_MIN, AT_BLOCK_MAX, AT_BLOCK_MOD};
-  for (const auto attr : analyzer_->RootAxis()->attrs) {
+  for (const auto &attr : analyzer_->RootAxis()->attrs) {
     std::vector<int64_t> constraint;
     std::vector<TileAxis::MappingConstraint> target;
     if (thread_keys.find(attr.attr_key) != thread_keys.end()) {
@@ -1756,7 +1756,7 @@ void GpuStrategy::AnalyzeBroadcastIdx() {
       continue;
     }
     auto op_types = common::Split(attr.attr_key, "_");
-    for (const auto type : op_types) {
+    for (const auto &type : op_types) {
       if (type.find(AT_BROADCAST) == std::string::npos) {
         continue;
       }

src/poly/tiling/tiling_strategy_manager_npu.cc

@@ -223,7 +223,7 @@ void DmaAlignStrategy::AddNpuConstraint() {
   }
 
   for (auto axis : analyzer_->GetAxesOfAttr(AT_BROADCAST_INNERMOST_AXIS)) {
-    for (const auto attr : axis->attrs) {
+    for (const auto &attr : axis->attrs) {
       if (attr.attr_key != AT_BROADCAST_INNERMOST_AXIS) {
         continue;
       }

src/poly/tune_info_adapter.cc

@@ -55,7 +55,7 @@ TuneAxisInfo AxisInfoAdapter(TileAxis *a, TileSizes dims) {
   if (axis_info->dims.empty()) {
     axis_info->dims.push_back(MIN_TILE);
   }
-  for (const auto attr : a->attrs) {
+  for (const auto &attr : a->attrs) {
     if (axis_info->attrs.find(attr.attr_key) != axis_info->attrs.end()) {
       axis_info->attrs[attr.attr_key].push_back(attr.attr_value);
     } else {
@@ -113,7 +113,7 @@ std::unique_ptr<TuneInfo> AdaptTuneInfo(const TilingAnalyzer &analyzer, ScopInfo
       auto t = scop_info->analysis_result_.ShowOpTemplate();
       tune_info->analysis.Set("op_template", StringImm::make(t));
       auto axis_info = make_node<TuneAxisInfoNode>();
-      for (const auto attr : a->attrs) {
+      for (const auto &attr : a->attrs) {
         if (axis_info->attrs.find(attr.attr_key) != axis_info->attrs.end()) {
           axis_info->attrs[attr.attr_key].push_back(attr.attr_value);
         } else {

src/schedule/auto_inline.cc

@@ -137,7 +137,7 @@ class CSE {
     for (const auto op : sch->outputs) {
       count_used_number(op);
     }
-    for (const auto op : counter) {
+    for (const auto &op : counter) {
       if (op.second > 1) {
         RemoveShortCommonExpr(op.first, op.first);
       }

third_party/incubator-tvm/3rdparty/picojson/picojson.h

@@ -386,8 +386,8 @@ GET(std::string, *u_.string_)
 GET(array, *u_.array_)
 GET(object, *u_.object_)
 #ifdef PICOJSON_USE_INT64
-GET(double, (type_ == int64_type && (const_cast<value*>(this)->type_ = number_type,
-                                     const_cast<value*>(this)->u_.number_ = u_.int64_),
+GET(double, (type_ == int64_type && ((const_cast<value*>(this)->type_ = number_type),
+                                     (const_cast<value*>(this)->u_.number_ = u_.int64_)),
              u_.number_))
 GET(int64_t, u_.int64_)
 #else

third_party/incubator-tvm/include/tvm/runtime/packed_func.h

@@ -543,7 +543,7 @@ class TVMPODValue_ {
  protected:
   friend class TVMArgsSetter;
   friend class TVMRetValue;
-  TVMPODValue_() : type_code_(kNull) {}
+  TVMPODValue_() : type_code_(kNull) {value_.v_handle = nullptr;}
   TVMPODValue_(TVMValue value, int type_code)
       : value_(value), type_code_(type_code) {}
 

third_party/incubator-tvm/src/relay/op/tensor/transform.cc

@@ -1655,7 +1655,7 @@ bool SqueezeRel(const Array<Type>& types,
       CHECK_LT(axis_val, original_shape.size());
       original_shape.at(axis_val).second = false;
     }
-    for (const auto p : original_shape) {
+    for (const auto &p : original_shape) {
       if (p.second) {
         result_shape.push_back(p.first);
       } else {