Controls the recognition of illegal pragma directives.
#pragma warn_illpragma on | off | reset
If you enable this pragma, the compiler displays a warning when it encounters a pragma it does not recognize. For more information about this warning, see “Illegal Pragmas”.
This pragma corresponds to the Illegal Pragmas setting . To check this setting, use __option (warn_illpragma), described in Checking Settings. The default setting is off.