message: GCC 10 warnings not caught by CMake ignore regex
diff: @@ -402,8 +402,8 @@ endmacro()
  set(OCV_COMPILER_FAIL_REGEX
  "argument .* is not valid" # GCC 9+ (including support of unicode quotes)
  - "command line option .* is valid for .* but not for C\\+\\+" # GNU
  - "command line option .* is valid for .* but not for C" # GNU
  + "command[- ]line option .* is valid for .* but not for C\\+\\+" # GNU
  + "command[- ]line option .* is valid for .* but not for C" # GNU
  "unrecognized .*option" # GNU
  "unknown .*option" # Clang
  "ignoring unknown option" # MSVC
  