Merge pull request #12863 from alalek:disable_wshadow_gcc_4.x

6 years ago · 2180a67670
parent 1188c6fe14 a2e754c136
commit 2180a67670
1 changed files with 3 additions and 1 deletions
--- a/cmake/OpenCVCompilerOptions.cmake
+++ b/cmake/OpenCVCompilerOptions.cmake
@ -103,7 +103,9 @@ if(CV_GCC OR CV_CLANG)
  add_extra_compiler_option(-Wundef)
  add_extra_compiler_option(-Winit-self)
  add_extra_compiler_option(-Wpointer-arith)
-  add_extra_compiler_option(-Wshadow)
+  if(NOT (CV_GCC AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "5.0"))
+    add_extra_compiler_option(-Wshadow)  # old GCC emits warnings for variables + methods combination
+  endif()
  add_extra_compiler_option(-Wsign-promo)
  add_extra_compiler_option(-Wuninitialized)
  add_extra_compiler_option(-Winit-self)