add-gcc-version-check.patch

From 116e665df611242ea0575a62478c31ec03e78fcc Mon Sep 17 00:00:00 2001
From: raahilsha-z <raahil.sha@zimaging.io>
Date: Wed, 7 Jul 2021 15:53:49 -0400
Subject: [PATCH] add gcc version check

---
 CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 63b38df68..29f79d31b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -311,6 +311,10 @@ if(NOT (${FLANN_LIBRARY_TYPE} MATCHES ${PCL_FLANN_REQUIRED_TYPE}) AND NOT (${PCL
   endif()
 endif()
 
+if(UNIX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 6.0)
+    set (CMAKE_CXX_STANDARD 17)
+endif()
+
 # libusb
 option(WITH_LIBUSB "Build USB RGBD-Camera drivers" TRUE)
 if(WITH_LIBUSB)
-- 
2.32.0.windows.1