Add ABSL_INTERNAL_ATTRIBUTE_VIEW and ABSL_INTERNAL_ATTRIBUTE_OWNER attributes to types in Abseil

PiperOrigin-RevId: 642619703
Change-Id: I8d2e423a3c7f40709d0e8c82cac0395c75d601cf

absl/container/btree_set.h

@@ -52,6 +52,7 @@
 #ifndef ABSL_CONTAINER_BTREE_SET_H_
 #define ABSL_CONTAINER_BTREE_SET_H_
 
+#include "absl/base/attributes.h"
 #include "absl/container/internal/btree.h"  // IWYU pragma: export
 #include "absl/container/internal/btree_container.h"  // IWYU pragma: export
 

absl/container/flat_hash_map.h

@@ -36,6 +36,7 @@
 #include <utility>
 
 #include "absl/algorithm/container.h"
+#include "absl/base/attributes.h"
 #include "absl/base/macros.h"
 #include "absl/container/hash_container_defaults.h"
 #include "absl/container/internal/container_memory.h"
@@ -121,9 +122,10 @@ struct FlatHashMapPolicy;
 template <class K, class V, class Hash = DefaultHashContainerHash<K>,
           class Eq = DefaultHashContainerEq<K>,
           class Allocator = std::allocator<std::pair<const K, V>>>
-class flat_hash_map : public absl::container_internal::raw_hash_map<
-                          absl::container_internal::FlatHashMapPolicy<K, V>,
-                          Hash, Eq, Allocator> {
+class ABSL_INTERNAL_ATTRIBUTE_OWNER flat_hash_map
+    : public absl::container_internal::raw_hash_map<
+          absl::container_internal::FlatHashMapPolicy<K, V>, Hash, Eq,
+          Allocator> {
   using Base = typename flat_hash_map::raw_hash_map;
 
  public:

absl/container/flat_hash_set.h

@@ -35,6 +35,7 @@
 #include <utility>
 
 #include "absl/algorithm/container.h"
+#include "absl/base/attributes.h"
 #include "absl/base/macros.h"
 #include "absl/container/hash_container_defaults.h"
 #include "absl/container/internal/container_memory.h"
@@ -117,7 +118,7 @@ struct FlatHashSetPolicy;
 template <class T, class Hash = DefaultHashContainerHash<T>,
           class Eq = DefaultHashContainerEq<T>,
           class Allocator = std::allocator<T>>
-class flat_hash_set
+class ABSL_INTERNAL_ATTRIBUTE_OWNER flat_hash_set
     : public absl::container_internal::raw_hash_set<
           absl::container_internal::FlatHashSetPolicy<T>, Hash, Eq, Allocator> {
   using Base = typename flat_hash_set::raw_hash_set;

absl/container/node_hash_map.h

@@ -42,6 +42,7 @@
 #include <utility>
 
 #include "absl/algorithm/container.h"
+#include "absl/base/attributes.h"
 #include "absl/container/hash_container_defaults.h"
 #include "absl/container/internal/container_memory.h"
 #include "absl/container/internal/node_slot_policy.h"
@@ -116,7 +117,7 @@ class NodeHashMapPolicy;
 template <class Key, class Value, class Hash = DefaultHashContainerHash<Key>,
           class Eq = DefaultHashContainerEq<Key>,
           class Alloc = std::allocator<std::pair<const Key, Value>>>
-class node_hash_map
+class ABSL_INTERNAL_ATTRIBUTE_OWNER node_hash_map
     : public absl::container_internal::raw_hash_map<
           absl::container_internal::NodeHashMapPolicy<Key, Value>, Hash, Eq,
           Alloc> {

absl/container/node_hash_set.h

@@ -40,6 +40,7 @@
 #include <type_traits>
 
 #include "absl/algorithm/container.h"
+#include "absl/base/attributes.h"
 #include "absl/container/hash_container_defaults.h"
 #include "absl/container/internal/container_memory.h"
 #include "absl/container/internal/node_slot_policy.h"
@@ -111,7 +112,7 @@ struct NodeHashSetPolicy;
 //  }
 template <class T, class Hash = DefaultHashContainerHash<T>,
           class Eq = DefaultHashContainerEq<T>, class Alloc = std::allocator<T>>
-class node_hash_set
+class ABSL_INTERNAL_ATTRIBUTE_OWNER node_hash_set
     : public absl::container_internal::raw_hash_set<
           absl::container_internal::NodeHashSetPolicy<T>, Hash, Eq, Alloc> {
   using Base = typename node_hash_set::raw_hash_set;

absl/strings/string_view.h

@@ -159,7 +159,7 @@ ABSL_NAMESPACE_BEGIN
 //
 //   absl::string_view() == absl::string_view("", 0)
 //   absl::string_view(nullptr, 0) == absl::string_view("abcdef"+6, 0)
-class string_view {
+class ABSL_INTERNAL_ATTRIBUTE_VIEW string_view {
  public:
   using traits_type = std::char_traits<char>;
   using value_type = char;

absl/types/span.h

@@ -151,7 +151,7 @@ ABSL_NAMESPACE_BEGIN
 //   int* my_array = new int[10];
 //   MyRoutine(absl::Span<const int>(my_array, 10));
 template <typename T>
-class Span {
+class ABSL_INTERNAL_ATTRIBUTE_VIEW Span {
  private:
   // Used to determine whether a Span can be constructed from a container of
   // type C.