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

7 years ago · 0ede1b5b22
parent d800a0bd32
commit 0ede1b5b22
1 changed files with 7 additions and 0 deletions
--- 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)