From bc6094eb5539971a7cf7e48c90996a52c89c5815 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zsolt=20B=C3=B6l=C3=B6ny?= <bolony.zsolt@gmail.com>
Date: Sun, 24 Jun 2018 14:34:26 +0200
Subject: [core] Fix GCC8's new -Wcatch-value warnings

Polymorphic types shouldn't be caught by value, as the warning message says. Catch them by constant reference instead.
---
 bin/render.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'bin/render.cpp')

diff --git a/bin/render.cpp b/bin/render.cpp
index 6ceb32eb00..1e7b210a4c 100644
--- a/bin/render.cpp
+++ b/bin/render.cpp
@@ -39,14 +39,14 @@ int main(int argc, char *argv[]) {
 
     try {
         argumentParser.ParseCLI(argc, argv);
-    } catch (args::Help) {
+    } catch (const args::Help&) {
         std::cout << argumentParser;
         exit(0);
-    } catch (args::ParseError e) {
+    } catch (const args::ParseError& e) {
         std::cerr << e.what() << std::endl;
         std::cerr << argumentParser;
         exit(1);
-    } catch (args::ValidationError e) {
+    } catch (const args::ValidationError& e) {
         std::cerr << e.what() << std::endl;
         std::cerr << argumentParser;
         exit(2);
-- 
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