Cleanups for removing Boost.Test

src/addrman.h

@@ -69,7 +69,7 @@ struct AddressPosition {
     const int bucket;
     const int position;
 
-    bool operator==(AddressPosition other) {
+    bool operator==(AddressPosition other) const {
         return std::tie(tried, multiplicity, bucket, position) ==
                std::tie(other.tried, other.multiplicity, other.bucket, other.position);
     }

src/crypto/hmac_sha256.h

@@ -17,7 +17,7 @@ class CHMAC_SHA256
     CSHA256 inner;
 
 public:
-    static const size_t OUTPUT_SIZE = 32;
+    static constexpr size_t OUTPUT_SIZE = 32;
 
     CHMAC_SHA256(const unsigned char* key, size_t keylen);
     CHMAC_SHA256& Write(const unsigned char* data, size_t len)

src/crypto/hmac_sha512.h

@@ -17,7 +17,7 @@ class CHMAC_SHA512
     CSHA512 inner;
 
 public:
-    static const size_t OUTPUT_SIZE = 64;
+    static constexpr size_t OUTPUT_SIZE = 64;
 
     CHMAC_SHA512(const unsigned char* key, size_t keylen);
     CHMAC_SHA512& Write(const unsigned char* data, size_t len)

src/crypto/ripemd160.h

@@ -17,7 +17,7 @@ class CRIPEMD160
     uint64_t bytes{0};
 
 public:
-    static const size_t OUTPUT_SIZE = 20;
+    static constexpr size_t OUTPUT_SIZE = 20;
 
     CRIPEMD160();
     CRIPEMD160& Write(const unsigned char* data, size_t len);

src/crypto/sha1.h

@@ -17,7 +17,7 @@ class CSHA1
     uint64_t bytes{0};
 
 public:
-    static const size_t OUTPUT_SIZE = 20;
+    static constexpr size_t OUTPUT_SIZE = 20;
 
     CSHA1();
     CSHA1& Write(const unsigned char* data, size_t len);

src/crypto/sha256.h

@@ -18,7 +18,7 @@ class CSHA256
     uint64_t bytes{0};
 
 public:
-    static const size_t OUTPUT_SIZE = 32;
+    static constexpr size_t OUTPUT_SIZE = 32;
 
     CSHA256();
     CSHA256& Write(const unsigned char* data, size_t len);

src/ipc/test/ipc_test.cpp

@@ -31,13 +31,15 @@ static_assert(ipc::capnp::messages::DEFAULT_BLOCK_RESERVED_WEIGHT == DEFAULT_BLO
 static_assert(ipc::capnp::messages::DEFAULT_COINBASE_OUTPUT_MAX_ADDITIONAL_SIGOPS == DEFAULT_COINBASE_OUTPUT_MAX_ADDITIONAL_SIGOPS);
 
 //! Remote init class.
+namespace {
 class TestInit : public interfaces::Init
 {
 public:
     std::atomic<bool> stop_called{false};
     std::unique_ptr<interfaces::Echo> makeEcho() override { return interfaces::MakeEcho(); }
     void stop() override { stop_called.store(true); }
 };
+} // namespace
 
 //! Generate a temporary path with temp_directory_path and mkstemp
 static std::string TempPath(std::string_view pattern)

src/support/lockedpool.h

@@ -131,11 +131,11 @@ class LockedPool
      * allocation and deallocation overhead. Setting it too high allocates
      * more locked memory from the OS than strictly necessary.
      */
-    static const size_t ARENA_SIZE = 256*1024;
+    static constexpr size_t ARENA_SIZE = 256*1024;
     /** Chunk alignment. Another compromise. Setting this too high will waste
      * memory, setting it too low will facilitate fragmentation.
      */
-    static const size_t ARENA_ALIGN = 16;
+    static constexpr size_t ARENA_ALIGN = 16;
 
     /** Callback when allocation succeeds but locking fails.
      */

src/test/util/common.h

@@ -41,6 +41,7 @@ inline std::ostream& operator<<(std::ostream& os, const T& e)
 }
 
 template <typename T>
+    requires requires(std::ostream& os, const T& t) { os << t; }
 inline std::ostream& operator<<(std::ostream& os, const std::optional<T>& v)
 {
     return v ? os << *v