remove empty flags
@@ -73,9 +73,9 @@ function nf_warning(self, level)
local maps =
{
none = "-w"
- , less = ""
- , more = ""
- , all = ""
+ , less = nil
+ , more = nil
+ , all = nil
, extra = "-Wreorder"
, everything = "-Wreorder"
, error = "-Werror"
