From 0ae10c404e42cf6d872e75ffa6135d16e61ee4b5 Mon Sep 17 00:00:00 2001
From: kervala <none@none>
Date: Mon, 5 Dec 2016 19:52:14 +0100
Subject: [PATCH] Changed: Display more warnings if using -fstack-protector

--HG--
branch : develop
---
 code/CMakeModules/nel.cmake | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/code/CMakeModules/nel.cmake b/code/CMakeModules/nel.cmake
index b9967d386..96b33c648 100644
--- a/code/CMakeModules/nel.cmake
+++ b/code/CMakeModules/nel.cmake
@@ -939,6 +939,14 @@ MACRO(NL_SETUP_BUILD)
     # hardening
     ADD_PLATFORM_FLAGS("-fstack-protector --param=ssp-buffer-size=4")
 
+    # If -fstack-protector or -fstack-protector-all enabled, enable too new warnings and fix possible link problems
+    IF(WITH_WARNINGS)
+      ADD_PLATFORM_FLAGS("-Wstack-protector")
+    ENDIF()
+
+    # Fix undefined reference to `__stack_chk_fail' error
+    ADD_PLATFORM_LINKFLAGS("-lc")
+
     IF(NOT APPLE)
       ADD_PLATFORM_LINKFLAGS("-Wl,--no-undefined -Wl,--as-needed")
     ENDIF()