From 28f01f43cd3eefa560c9674e39ca8d806743afe9 Mon Sep 17 00:00:00 2001
From: Luca Stefani <luca.stefani.ge1@gmail.com>
Date: Mon, 9 Sep 2019 18:39:08 +0200
Subject: libbacktrace: Fix clang-tidy warning

* warning: overloaded 'operator{++,--}' returns a reference instead of a constant object type [cert-dcl21-cpp]

Change-Id: I8a904622b30dc70d17483b87748c2ea541e50c46
---
 libbacktrace/include/backtrace/BacktraceMap.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'libbacktrace')

diff --git a/libbacktrace/include/backtrace/BacktraceMap.h b/libbacktrace/include/backtrace/BacktraceMap.h
index f8d5058..e000a00 100644
--- a/libbacktrace/include/backtrace/BacktraceMap.h
+++ b/libbacktrace/include/backtrace/BacktraceMap.h
@@ -79,7 +79,7 @@ public:
       index_++;
       return *this;
     }
-    iterator& operator++(int increment) {
+    const iterator operator++(int increment) {
       index_ += increment;
       return *this;
     }
@@ -87,7 +87,7 @@ public:
       index_--;
       return *this;
     }
-    iterator& operator--(int decrement) {
+    const iterator operator--(int decrement) {
       index_ -= decrement;
       return *this;
     }
-- 
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