Refs #21387: Add warnings as errors in main CMakeLists.txt

Signed-off-by: JesusPoderoso <jesuspoderoso@eprosima.com>

CMakeLists.txt

@@ -63,13 +63,20 @@ if(MSVC OR MSVC_IDE)
     # C5038 data member 'member1' will be initialized after data member 'member2'
     # C4100 'identifier' : unreferenced formal parameter (matches clang -Wunused-lambda-capture)
     add_compile_options(/w34101 /w34189 /w34555 /w34715 /w35038 /w44100)
+    # Treat warnings as errors
+    add_compile_options(/WX)
 
     if(EPROSIMA_BUILD)
         string(REPLACE "/DNDEBUG" "" CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
     endif()
 else()
+    # Treat warnings as errors
+    set(CMAKE_CXX_FLAGS
+        "${CMAKE_CXX_FLAGS} -Werror")
+    # Add some generic warnings common to all compilers
     set(CMAKE_CXX_FLAGS
         "${CMAKE_CXX_FLAGS} -Wall -pedantic -Wextra -Wno-unknown-pragmas -Wno-error=deprecated-declarations -Wno-switch-bool")
+    # Add compiler specific options
     if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-psabi")
         set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined")