-Wid-clash-@var{len} -Wimplicit -Wimport -Winline
-Wlarger-than-@var{len} -Wmain -Wmissing-declarations
-Wmissing-prototypes -Wnested-externs
--Wno-import -Woverloaded-virtual -Wparentheses
+-Wno-import -Wold-style-cast -Woverloaded-virtual -Wparentheses
-Wpointer-arith -Wredundant-decls -Wreorder -Wreturn-type -Wshadow
-Wsign-compare -Wstrict-prototypes -Wswitch -Wsynth
-Wtemplate-debugging -Wtraditional -Wtrigraphs
Do not assume @samp{inline} for functions defined inside a class scope.
@xref{Optimize Options,,Options That Control Optimization}.
-@item -Woverloaded-virtual
+@item -Wold-style-cast
+@itemx -Woverloaded-virtual
@itemx -Wtemplate-debugging
Warnings that apply only to C++ programs. @xref{Warning
Options,,Options to Request or Suppress Warnings}.
Warn if a function can not be inlined, and either it was declared as inline,
or else the @samp{-finline-functions} option was given.
+@item -Wold-style-cast
+Warn if an old-style (C-style) cast is used within a program.
+
@item -Woverloaded-virtual
@cindex overloaded virtual fn, warning
@cindex warning for overloaded virtual fn