Add toolchain-v5 compatibility Revert to C++20 (#587)

* Upgrade cppitertools, spdlog, fmt, rapidcheck
* Make compilation work on both v4 and v5 toolchains

libs/CMakeLists.txt

@@ -16,7 +16,7 @@ set(GFLAGS_NOTHREADS OFF)
 
 # NOTE: config/generate.py depends on the gflags help XML format.
 find_package(gflags REQUIRED)
-find_package(fmt 8.0.1)
+find_package(fmt 8.0.1 REQUIRED)
 find_package(ZLIB 1.2.11 REQUIRED)
 
 set(LIB_DIR ${CMAKE_CURRENT_SOURCE_DIR})

libs/librdtsc.patch

@@ -5,7 +5,7 @@ index ee9b58c..31359a9 100644
 @@ -48,7 +48,7 @@ option(LIBRDTSC_USE_PMU     "Enables PMU usage on ARM platforms"        OFF)
  # |          Library Build and Install Properties          |
  # +--------------------------------------------------------+
- 
+
 -add_library(rdtsc SHARED
 +add_library(rdtsc
      src/cycles.c
@@ -14,7 +14,7 @@ index ee9b58c..31359a9 100644
 @@ -72,15 +72,6 @@ target_include_directories(rdtsc
    PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include
  )
- 
+
 -# Install directory changes depending on build mode
 -if (CMAKE_BUILD_TYPE MATCHES "^[Dd]ebug")
 -    # During debug, the library will be installed into a local directory
@@ -27,3 +27,15 @@ index ee9b58c..31359a9 100644
  # Specifying what to export when installing (GNUInstallDirs required)
  install(TARGETS rdtsc
          EXPORT librstsc-config
+diff --git a/include/librdtsc/common_timer.h b/include/librdtsc/common_timer.h
+index a6922d8..080dc77 100644
+--- a/include/librdtsc/common_timer.h
++++ b/include/librdtsc/common_timer.h
+@@ -2,6 +2,7 @@
+ #define LIBRDTSC_COMMON_TIMER_H
+
+ #include <librdtsc/common.h>
++#include <librdtsc/cycles.h>
+
+ extern uint64_t rdtsc_get_tsc_freq_arch();
+ extern uint64_t rdtsc_get_tsc_freq();

libs/rocksdb.patch

@@ -1,21 +0,0 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 6761929..6a369af 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -220,6 +220,7 @@ else()
-       set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -momit-leaf-frame-pointer")
-     endif()
-   endif()
-+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-deprecated-copy -Wno-unused-but-set-variable")
- endif()
- 
- include(CheckCCompilerFlag)
-@@ -997,7 +998,7 @@ if(NOT WIN32 OR ROCKSDB_INSTALL_ON_WINDOWS)
- 
-   if(ROCKSDB_BUILD_SHARED)
-     install(
--      TARGETS ${ROCKSDB_SHARED_LIB}
-+      TARGETS ${ROCKSDB_SHARED_LIB} OPTIONAL
-       EXPORT RocksDBTargets
-       COMPONENT runtime
-       ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"

libs/setup.sh

@@ -168,12 +168,11 @@ pushd antlr4
 git apply ../antlr4.10.1.patch
 popd
 
-# cppitertools v2.0 2019-12-23
-cppitertools_ref="cb3635456bdb531121b82b4d2e3afc7ae1f56d47"
+cppitertools_ref="v2.1" # 2021-01-15
 repo_clone_try_double "${primary_urls[cppitertools]}" "${secondary_urls[cppitertools]}" "cppitertools" "$cppitertools_ref"
 
 # rapidcheck
-rapidcheck_tag="7bc7d302191a4f3d0bf005692677126136e02f60" # (2020-05-04)
+rapidcheck_tag="1c91f40e64d87869250cfb610376c629307bf77d" # (2023-08-15)
 repo_clone_try_double "${primary_urls[rapidcheck]}" "${secondary_urls[rapidcheck]}" "rapidcheck" "$rapidcheck_tag"
 
 # google benchmark
@@ -221,7 +220,7 @@ repo_clone_try_double "${primary_urls[pymgclient]}" "${secondary_urls[pymgclient
 mgconsole_tag="v1.4.0" # (2023-05-21)
 repo_clone_try_double "${primary_urls[mgconsole]}" "${secondary_urls[mgconsole]}" "mgconsole" "$mgconsole_tag" true
 
-spdlog_tag="v1.9.2" # (2021-08-12)
+spdlog_tag="v1.12.0" # (2022-11-02)
 repo_clone_try_double "${primary_urls[spdlog]}" "${secondary_urls[spdlog]}" "spdlog" "$spdlog_tag" true
 
 # librdkafka