From 5ba646441d8eef391589d0a629e2770796e8e009 Mon Sep 17 00:00:00 2001
From: Jan de Cuveland <cuveland@compeng.uni-frankfurt.de>
Date: Wed, 4 Aug 2021 02:08:57 +0200
Subject: [PATCH] Downgrade flesnet ipc library language standard to C++14

Flesnet generally uses C++17, but the fles_ipc classes can currently still be compiled as C++14.
This is an attempt to keep the cbmroot CI working with GCC 4.9.2.
---
 external/ipc/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/external/ipc/CMakeLists.txt b/external/ipc/CMakeLists.txt
index 00855161e9..86cb88bc7c 100644
--- a/external/ipc/CMakeLists.txt
+++ b/external/ipc/CMakeLists.txt
@@ -66,7 +66,7 @@ ipc/lib/fles_ipc/TimesliceAutoSource.cpp
 )
 
 
-Set_Source_Files_Properties(${SRCS} COMPILE_FLAGS "-std=c++17 -O3 -ggdb -msse4.2 -Wall -Wpedantic -Wextra -Winit-self -Wundef -Wold-style-cast -Woverloaded-virtual -Wwrite-strings -Wnon-virtual-dtor -fno-omit-frame-pointer")
+Set_Source_Files_Properties(${SRCS} COMPILE_FLAGS "-std=c++14 -O3 -ggdb -msse4.2 -Wall -Wpedantic -Wextra -Winit-self -Wundef -Wold-style-cast -Woverloaded-virtual -Wwrite-strings -Wnon-virtual-dtor -fno-omit-frame-pointer")
 
 Set(LIBRARY_NAME fles_ipc)
 If(UNIX AND NOT APPLE)
-- 
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