diff --git a/src/backend/opencl/runners/OclCnRunner.cpp b/src/backend/opencl/runners/OclCnRunner.cpp
index 205bbda3c..e6b1d7242 100644
--- a/src/backend/opencl/runners/OclCnRunner.cpp
+++ b/src/backend/opencl/runners/OclCnRunner.cpp
@@ -23,12 +23,13 @@
  */
 
 
+#include "backend/opencl/runners/OclCnRunner.h"
+
 #include "backend/opencl/kernels/Cn0Kernel.h"
 #include "backend/opencl/kernels/Cn1Kernel.h"
 #include "backend/opencl/kernels/Cn2Kernel.h"
 #include "backend/opencl/kernels/CnBranchKernel.h"
 #include "backend/opencl/OclLaunchData.h"
-#include "backend/opencl/runners/OclCnRunner.h"
 #include "backend/opencl/runners/tools/OclCnR.h"
 #include "backend/opencl/wrappers/OclLib.h"
 #include "base/io/log/Log.h"
diff --git a/src/backend/opencl/runners/OclCnRunner.h b/src/backend/opencl/runners/OclCnRunner.h
index 1d28c41d7..34f6aad84 100644
--- a/src/backend/opencl/runners/OclCnRunner.h
+++ b/src/backend/opencl/runners/OclCnRunner.h
@@ -41,9 +41,16 @@ class CnBranchKernel;
 class OclCnRunner : public OclBaseRunner
 {
 public:
+    OclCnRunner()                         = delete;
+    OclCnRunner(const OclCnRunner &other) = delete;
+    OclCnRunner(OclCnRunner &&other)      = delete;
     OclCnRunner(size_t index, const OclLaunchData &data);
+
     ~OclCnRunner() override;
 
+    OclCnRunner &operator=(const OclCnRunner &other) = delete;
+    OclCnRunner &operator=(OclCnRunner &&other)      = delete;
+
 protected:
     bool isReadyToBuild() const override;
     bool run(uint32_t nonce, uint32_t *hashOutput) override;
diff --git a/src/crypto/cn/CnAlgo.h b/src/crypto/cn/CnAlgo.h
index e939d9b12..8660e2315 100644
--- a/src/crypto/cn/CnAlgo.h
+++ b/src/crypto/cn/CnAlgo.h
@@ -27,8 +27,8 @@
 #define XMRIG_CN_ALGO_H
 
 
-#include <stddef.h>
-#include <stdint.h>
+#include <cstddef>
+#include <cstdint>
 
 
 #include "crypto/common/Algorithm.h"
@@ -42,19 +42,11 @@ template<Algorithm::Id ALGO = Algorithm::INVALID>
 class CnAlgo
 {
 public:
-    constexpr inline CnAlgo()
-    {
-        static_assert(ALGO != Algorithm::INVALID && m_memory[ALGO] > 0,                 "invalid CRYPTONIGHT algorithm");
-        static_assert(sizeof(m_memory)     / sizeof(m_memory)[0]     == Algorithm::MAX, "memory table size mismatch");
-        static_assert(sizeof(m_iterations) / sizeof(m_iterations)[0] == Algorithm::MAX, "iterations table size mismatch");
-        static_assert(sizeof(m_base)       / sizeof(m_base)[0]       == Algorithm::MAX, "iterations table size mismatch");
-    }
-
-    constexpr inline Algorithm::Id base() const  { return m_base[ALGO]; }
+    constexpr inline Algorithm::Id base() const  { static_assert(ALGO > Algorithm::INVALID && ALGO < Algorithm::RX_0, "invalid CRYPTONIGHT algorithm"); return Algorithm::CN_2; }
     constexpr inline bool isHeavy() const        { return memory() == CN_MEMORY * 2; }
     constexpr inline bool isR() const            { return ALGO == Algorithm::CN_R; }
-    constexpr inline size_t memory() const       { return m_memory[ALGO]; }
-    constexpr inline uint32_t iterations() const { return m_iterations[ALGO]; }
+    constexpr inline size_t memory() const       { static_assert(ALGO > Algorithm::INVALID && ALGO < Algorithm::RX_0, "invalid CRYPTONIGHT algorithm"); return CN_MEMORY; }
+    constexpr inline uint32_t iterations() const { static_assert(ALGO > Algorithm::INVALID && ALGO < Algorithm::RX_0, "invalid CRYPTONIGHT algorithm"); return CN_ITER; }
     constexpr inline uint32_t mask() const       { return ((memory() - 1) / 16) * 16; }
 
     inline static size_t memory(Algorithm::Id algo)
@@ -118,11 +110,11 @@ public:
 #       ifdef XMRIG_ALGO_CN_PICO
         case Algorithm::CN_PICO_0:
             return CN_ITER / 8;
+#       endif
 
         default:
             break;
         }
-#       endif
 
         return 0;
     }
@@ -195,131 +187,46 @@ public:
 private:
     constexpr const static size_t   CN_MEMORY = 0x200000;
     constexpr const static uint32_t CN_ITER   = 0x80000;
-
-    constexpr const static size_t m_memory[] = {
-        CN_MEMORY, // CN_0
-        CN_MEMORY, // CN_1
-        CN_MEMORY, // CN_2
-        CN_MEMORY, // CN_R
-        CN_MEMORY, // CN_FAST
-        CN_MEMORY, // CN_HALF
-        CN_MEMORY, // CN_XAO
-        CN_MEMORY, // CN_RTO
-        CN_MEMORY, // CN_RWZ
-        CN_MEMORY, // CN_ZLS
-        CN_MEMORY, // CN_DOUBLE
-#       ifdef XMRIG_ALGO_CN_GPU
-        CN_MEMORY, // CN_GPU
-#       endif
-#       ifdef XMRIG_ALGO_CN_LITE
-        CN_MEMORY / 2, // CN_LITE_0
-        CN_MEMORY / 2, // CN_LITE_1
-#       endif
-#       ifdef XMRIG_ALGO_CN_HEAVY
-        CN_MEMORY * 2, // CN_HEAVY_0
-        CN_MEMORY * 2, // CN_HEAVY_TUBE
-        CN_MEMORY * 2, // CN_HEAVY_XHV
-#       endif
-#       ifdef XMRIG_ALGO_CN_PICO
-        CN_MEMORY / 8, // CN_PICO_0
-#       endif
-#       ifdef XMRIG_ALGO_RANDOMX
-        0,             // RX_0
-        0,             // RX_WOW
-        0,             // RX_LOKI
-#       endif
-#       ifdef XMRIG_ALGO_ARGON2
-        0,             // AR2_CHUKWA
-        0,             // AR2_WRKZ
-#       endif
-    };
-
-
-    constexpr const static uint32_t m_iterations[] = {
-        CN_ITER,     // CN_0
-        CN_ITER,     // CN_1
-        CN_ITER,     // CN_2
-        CN_ITER,     // CN_R
-        CN_ITER / 2, // CN_FAST
-        CN_ITER / 2, // CN_HALF
-        CN_ITER * 2, // CN_XAO
-        CN_ITER,     // CN_RTO
-        0x60000,     // CN_RWZ
-        0x60000,     // CN_ZLS
-        CN_ITER * 2, // CN_DOUBLE
-#       ifdef XMRIG_ALGO_CN_GPU
-        0xC000,      // CN_GPU
-#       endif
-#       ifdef XMRIG_ALGO_CN_LITE
-        CN_ITER / 2, // CN_LITE_0
-        CN_ITER / 2, // CN_LITE_1
-#       endif
-#       ifdef XMRIG_ALGO_CN_HEAVY
-        CN_ITER / 2, // CN_HEAVY_0
-        CN_ITER / 2, // CN_HEAVY_TUBE
-        CN_ITER / 2, // CN_HEAVY_XHV
-#       endif
-#       ifdef XMRIG_ALGO_CN_PICO
-        CN_ITER / 8, // CN_PICO_0
-#       endif
-#       ifdef XMRIG_ALGO_RANDOMX
-        0,             // RX_0
-        0,             // RX_WOW
-        0,             // RX_LOKI
-#       endif
-#       ifdef XMRIG_ALGO_ARGON2
-        0,             // AR2_CHUKWA
-        0,             // AR2_WRKZ
-#       endif
-    };
-
-    constexpr const static Algorithm::Id m_base[] = {
-        Algorithm::CN_0,   // CN_0
-        Algorithm::CN_1,   // CN_1
-        Algorithm::CN_2,   // CN_2
-        Algorithm::CN_2,   // CN_R
-        Algorithm::CN_1,   // CN_FAST
-        Algorithm::CN_2,   // CN_HALF
-        Algorithm::CN_0,   // CN_XAO
-        Algorithm::CN_1,   // CN_RTO
-        Algorithm::CN_2,   // CN_RWZ
-        Algorithm::CN_2,   // CN_ZLS
-        Algorithm::CN_2,   // CN_DOUBLE
-#       ifdef XMRIG_ALGO_CN_GPU
-        Algorithm::CN_GPU, // CN_GPU
-#       endif
-#       ifdef XMRIG_ALGO_CN_LITE
-        Algorithm::CN_0,   // CN_LITE_0
-        Algorithm::CN_1,   // CN_LITE_1
-#       endif
-#       ifdef XMRIG_ALGO_CN_HEAVY
-        Algorithm::CN_0,   // CN_HEAVY_0
-        Algorithm::CN_1,   // CN_HEAVY_TUBE
-        Algorithm::CN_0,   // CN_HEAVY_XHV
-#       endif
-#       ifdef XMRIG_ALGO_CN_PICO
-        Algorithm::CN_2,    // CN_PICO_0,
-#       endif
-#       ifdef XMRIG_ALGO_RANDOMX
-        Algorithm::INVALID, // RX_0
-        Algorithm::INVALID, // RX_WOW
-        Algorithm::INVALID, // RX_LOKI
-#       endif
-#       ifdef XMRIG_ALGO_ARGON2
-        Algorithm::INVALID, // AR2_CHUKWA
-        Algorithm::INVALID, // AR2_WRKZ
-#       endif
-    };
 };
 
 
-#ifdef XMRIG_ALGO_CN_GPU
-template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_GPU>::mask() const { return 0x1FFFC0; }
-#endif
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_0>::base() const             { return Algorithm::CN_0; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_XAO>::base() const           { return Algorithm::CN_0; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_LITE_0>::base() const        { return Algorithm::CN_0; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_HEAVY_0>::base() const       { return Algorithm::CN_0; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_HEAVY_XHV>::base() const     { return Algorithm::CN_0; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_1>::base() const             { return Algorithm::CN_1; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_FAST>::base() const          { return Algorithm::CN_1; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_RTO>::base() const           { return Algorithm::CN_1; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_LITE_1>::base() const        { return Algorithm::CN_1; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_HEAVY_TUBE>::base() const    { return Algorithm::CN_1; }
 
-#ifdef XMRIG_ALGO_CN_PICO
-template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_PICO_0>::mask() const { return 0x1FFF0; }
-#endif
+
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_FAST>::iterations() const         { return CN_ITER / 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_HALF>::iterations() const         { return CN_ITER / 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_LITE_0>::iterations() const       { return CN_ITER / 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_LITE_1>::iterations() const       { return CN_ITER / 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_HEAVY_0>::iterations() const      { return CN_ITER / 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_HEAVY_TUBE>::iterations() const   { return CN_ITER / 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_HEAVY_XHV>::iterations() const    { return CN_ITER / 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_XAO>::iterations() const          { return CN_ITER * 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_DOUBLE>::iterations() const       { return CN_ITER * 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_RWZ>::iterations() const          { return 0x60000; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_ZLS>::iterations() const          { return 0x60000; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_GPU>::iterations() const          { return 0xC000; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_PICO_0>::iterations() const       { return CN_ITER / 8; }
+
+
+template<> constexpr inline size_t CnAlgo<Algorithm::CN_LITE_0>::memory() const             { return CN_MEMORY / 2; }
+template<> constexpr inline size_t CnAlgo<Algorithm::CN_LITE_1>::memory() const             { return CN_MEMORY / 2; }
+template<> constexpr inline size_t CnAlgo<Algorithm::CN_HEAVY_0>::memory() const            { return CN_MEMORY * 2; }
+template<> constexpr inline size_t CnAlgo<Algorithm::CN_HEAVY_TUBE>::memory() const         { return CN_MEMORY * 2; }
+template<> constexpr inline size_t CnAlgo<Algorithm::CN_HEAVY_XHV>::memory() const          { return CN_MEMORY * 2; }
+template<> constexpr inline size_t CnAlgo<Algorithm::CN_PICO_0>::memory() const             { return CN_MEMORY / 8; }
+
+
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_GPU>::mask() const                { return 0x1FFFC0; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_PICO_0>::mask() const             { return 0x1FFF0; }
 
 
 } /* namespace xmrig */
diff --git a/src/crypto/common/Algorithm.cpp b/src/crypto/common/Algorithm.cpp
index 3c164e76f..eb1b17982 100644
--- a/src/crypto/common/Algorithm.cpp
+++ b/src/crypto/common/Algorithm.cpp
@@ -24,27 +24,24 @@
  */
 
 
-#include <assert.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdio.h>
+#include "crypto/common/Algorithm.h"
 
 
 #include "crypto/cn/CnAlgo.h"
-#include "crypto/common/Algorithm.h"
 #include "rapidjson/document.h"
 
 
+#include <cassert>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+
+
 #ifdef _MSC_VER
 #   define strcasecmp  _stricmp
 #endif
 
 
-#ifndef ARRAY_SIZE
-#   define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
-#endif
-
-
 namespace xmrig {
 
 
@@ -274,9 +271,8 @@ xmrig::Algorithm::Family xmrig::Algorithm::family(Id id)
         return ARGON2;
 #   endif
 
-    case INVALID:
-    case MAX:
-        return UNKNOWN;
+    default:
+        break;
     }
 
     return UNKNOWN;
@@ -289,9 +285,9 @@ xmrig::Algorithm::Id xmrig::Algorithm::parse(const char *name)
         return INVALID;
     }
 
-    for (size_t i = 0; i < ARRAY_SIZE(algorithm_names); i++) {
-        if ((strcasecmp(name, algorithm_names[i].name) == 0) || (algorithm_names[i].shortName != nullptr && strcasecmp(name, algorithm_names[i].shortName) == 0)) {
-            return algorithm_names[i].id;
+    for (const AlgoName &item : algorithm_names) {
+        if ((strcasecmp(name, item.name) == 0) || (item.shortName != nullptr && strcasecmp(name, item.shortName) == 0)) {
+            return item.id;
         }
     }
 
@@ -301,9 +297,9 @@ xmrig::Algorithm::Id xmrig::Algorithm::parse(const char *name)
 
 const char *xmrig::Algorithm::name(bool shortName) const
 {
-    for (size_t i = 0; i < ARRAY_SIZE(algorithm_names); i++) {
-        if (algorithm_names[i].id == m_id) {
-            return (shortName && algorithm_names[i].shortName) ? algorithm_names[i].shortName : algorithm_names[i].name;
+    for (const AlgoName &item : algorithm_names) {
+        if (item.id == m_id) {
+            return (shortName && item.shortName) ? item.shortName : item.name;
         }
     }