From 64d9a738c30a30295c1ff3cad16880a8acdcdf04 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Tr=C3=A1vn=C3=AD=C4=8Dek?= <jan.travnicek@fit.cvut.cz>
Date: Sun, 20 Mar 2022 18:56:14 +0100
Subject: [PATCH] aux: capture by reference

---
 alib2aux/src/convert/DotConverter.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/alib2aux/src/convert/DotConverter.h b/alib2aux/src/convert/DotConverter.h
index 1587cb37a1..b77bc4da52 100644
--- a/alib2aux/src/convert/DotConverter.h
+++ b/alib2aux/src/convert/DotConverter.h
@@ -1304,7 +1304,7 @@ void DotConverter::transitions(const automaton::EpsilonNFTA < SymbolType, StateT
 		i++;
 	}
 
-	for ( const std::pair < const int, int > epsilonTransition : epsilonTransitions ) {
+	for ( const std::pair < const int, int > & epsilonTransition : epsilonTransitions ) {
 		out << epsilonTransition.first << " -> " << epsilonTransition.second;
 		out << "[label=\"&epsilon;\"]\n";
 	}
-- 
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