From 578c5ac66c80cd1bfb43206dbba091a3985bb4bc Mon Sep 17 00:00:00 2001
From: Jay Berkenbilt <ejb@ql.org>
Date: Fri, 10 Apr 2020 10:07:23 -0400
Subject: Use more references when iterating

When possible, use `for (auto&` or `for (auto const&` when iterating
using C++-11 style iterators.
---
 libqpdf/SparseOHArray.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libqpdf/SparseOHArray.cc')

diff --git a/libqpdf/SparseOHArray.cc b/libqpdf/SparseOHArray.cc
index c8aaefa8..972376b1 100644
--- a/libqpdf/SparseOHArray.cc
+++ b/libqpdf/SparseOHArray.cc
@@ -57,7 +57,7 @@ SparseOHArray::remove_last()
 void
 SparseOHArray::releaseResolved()
 {
-    for (auto iter: this->elements)
+    for (auto& iter: this->elements)
     {
 	QPDFObjectHandle::ReleaseResolver::releaseResolved(iter.second);
     }
-- 
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