Really fixes #7049.

vprus · vprus · commit f11104084be0 · 2012-07-13T19:06:30.000Z
[SVN r79477]
diff --git a/include/boost/program_options/errors.hpp b/include/boost/program_options/errors.hpp
@@ -250,7 +250,7 @@ namespace boost { namespace program_options {
         }
 
         /** Does NOT set option name, because no option name makes sense */
-        virtual void set_option_name(const std::string&option_name) {}
+        virtual void set_option_name(const std::string&) {}
 
         ~error_with_no_option_name() throw() {}
     };

Original file line number	Diff line number	Diff line change
`@@ -250,7 +250,7 @@ namespace boost { namespace program_options {`
`250`	`250`	`}`
`251`	`251`
`252`	`252`	`/** Does NOT set option name, because no option name makes sense */`
`253`		`- virtual void set_option_name(const std::string&option_name) {}`
	`253`	`+ virtual void set_option_name(const std::string&) {}`
`254`	`254`
`255`	`255`	`~error_with_no_option_name() throw() {}`
`256`	`256`	`};`