cmake: Remove C stuff from summary

CMakeLists.txt

@@ -615,7 +615,6 @@ if(CMAKE_CROSSCOMPILING)
   string(APPEND cross_status ", for ${CMAKE_SYSTEM_NAME} ${CMAKE_SYSTEM_PROCESSOR}")
 endif()
 message("Cross compiling ....................... ${cross_status}")
-message("C compiler ............................ ${CMAKE_C_COMPILER_ID} ${CMAKE_C_COMPILER_VERSION}, ${CMAKE_C_COMPILER}")
 message("C++ compiler .......................... ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}, ${CMAKE_CXX_COMPILER}")
 include(FlagsSummary)
 flags_summary()

cmake/module/FlagsSummary.cmake

@@ -11,19 +11,6 @@ function(print_flags_per_config config indent dots)
   get_target_interface(definitions ${config} core_interface COMPILE_DEFINITIONS)
   message("${indent}" "Preprocessor defined macros .........${dots} ${definitions}")
 
-  string(STRIP "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_${config_uppercase}}" combined_c_flags)
-  if(CMAKE_INTERPROCEDURAL_OPTIMIZATION)
-    string(JOIN " " combined_c_flags ${combined_c_flags} ${CMAKE_C_COMPILE_OPTIONS_IPO})
-  endif()
-  if(CMAKE_POSITION_INDEPENDENT_CODE)
-    string(JOIN " " combined_c_flags ${combined_c_flags} ${CMAKE_C_COMPILE_OPTIONS_PIC})
-  endif()
-  get_target_interface(core_c_flags ${config} core_base_interface COMPILE_OPTIONS)
-  string(STRIP "${combined_c_flags} ${core_c_flags}" combined_c_flags)
-  string(STRIP "${combined_c_flags} ${APPEND_CPPFLAGS}" combined_c_flags)
-  string(STRIP "${combined_c_flags} ${APPEND_CFLAGS}" combined_c_flags)
-  message("${indent}" "C flags .............................${dots} ${combined_c_flags}")
-
   string(STRIP "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${config_uppercase}}" combined_cxx_flags)
   if(CMAKE_INTERPROCEDURAL_OPTIMIZATION)
     string(JOIN " " combined_cxx_flags ${combined_cxx_flags} ${CMAKE_CXX_COMPILE_OPTIONS_IPO})