[PATCH] Set -std=c++11 flag for g++

[Anton Lundin]

With Qt 5.7, they started to require c++11 support, and in 5.6.1 some
nullptr's showed up in QtAndroidExtras/qandroidfunctions.h, so now we
need to compile our c++ code with c++11 support in our compiler.

Signed-off-by: Anton Lundin <glance at acc.umu.se>
---
 CMakeLists.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index cc7db13..8147468 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -73,6 +73,7 @@ elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang")
 	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99 ")
 elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
 	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
+	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
 elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel")
   # using Intel C++
 elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
-- 
2.7.4