cmake: enable override warnings (requires C++11 compilation mode)

daedric · Mar 28, 2018 · 0ede1b5 · 0ede1b5
1 parent d800a0b
commit 0ede1b5
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/cmake/OpenCVCompilerOptions.cmake b/cmake/OpenCVCompilerOptions.cmake
@@ -103,6 +103,13 @@ if(CV_GCC OR CV_CLANG)
   add_extra_compiler_option(-Wsign-promo)
   add_extra_compiler_option(-Wuninitialized)
   add_extra_compiler_option(-Winit-self)
+  if(HAVE_CXX11)
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+      add_extra_compiler_option(-Wsuggest-override)
+    elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+      add_extra_compiler_option(-Winconsistent-missing-override)
+    endif()
+  endif()
 
   if(ENABLE_NOISY_WARNINGS)
     add_extra_compiler_option(-Wcast-align)