src/google/protobuf/arena_config.cc

// Protocol Buffers - Google's data interchange format
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#include "google/protobuf/arena_config.h"

#include <atomic>
#include <cstddef>

// Must be included last.
#include "google/protobuf/port_def.inc"

namespace google {
namespace protobuf {
namespace internal {

PROTOBUF_CONSTINIT const size_t kDefaultDefaultArenaMaxBlockSize = 32 << 10;

namespace arena_config_internal {

std::atomic<size_t> default_arena_max_block_size{
    kDefaultDefaultArenaMaxBlockSize};

}  // namespace arena_config_internal
}  // namespace internal
}  // namespace protobuf
}  // namespace google