backport comment fix from main

Author: Mizux

cmake/dependencies/CMakeLists.txt

@@ -425,7 +425,8 @@ endif()
 # ##############################################################################
 # Coinutils
 # ##############################################################################
-# Coin-OR does not support C++17/C++20 (use of 'register' storage class specifier)
+
+# Coin-OR uses the 'register' storage class specifier which requires C++11.
 set(CMAKE_CXX_STANDARD 11)
 if(WIN32)
   set(BUILD_SHARED_LIBS OFF)

ortools/base/filesystem.cc

@@ -15,7 +15,7 @@
 
 #include <algorithm>
 #include <exception>   // IWYU pragma: keep
-#include <filesystem>  // NOLINT(build/c++17)
+#include <filesystem>  // NOLINT
 #include <regex>       // NOLINT
 #include <string>
 #include <string_view>

ortools/third_party_solvers/xpress_environment.cc

@@ -16,8 +16,7 @@
 #include "ortools/third_party_solvers/xpress_environment.h"
 
 #include <cstdlib>
-// NOLINTNEXTLINE(build/c++17)
-#include <filesystem>
+#include <filesystem>  //NOLINT
 #include <functional>
 #include <string>
 #include <vector>
@@ -28,7 +27,6 @@
 #include "absl/strings/str_cat.h"
 #include "absl/strings/str_join.h"
 #include "absl/synchronization/mutex.h"
-#include "ortools/base/logging.h"
 #include "ortools/base/status_builder.h"
 #include "ortools/third_party_solvers/dynamic_library.h"