[patch] Use pointer instead of reference

no_reference.patch (text/plain), 689 bytes, created by Martin Väth on 2013-02-07 18:59:55 UTC

--- src/output/formatstring-print.cc
+++ src/output/formatstring-print.cc
@@ -94,15 +94,15 @@ PrintFormat::iuse_expand(OutputString *s, const IUseSet &iuse, bool coll) const
 		string var, expval;
 		const string &name(it->name());
 		if(portagesettings->use_expand(&var, &expval, name)) {
-			OutputString &r(expvars[var]);
-			if(!r.empty()) {
-				r.append_fast(' ');
+			OutputString *r(&expvars[var]);
+			if(!r->empty()) {
+				r->append_fast(' ');
 			}
 			const char *p(it->prefix());
 			if(p != NULLPTR) {
-				r.append_smart(p);
+				r->append_smart(p);
 			}
-			r.append_smart(expval);
+			r->append_smart(expval);
 		} else {
 			if(!s->empty()) {
 				s->append_fast(' ');