travis: Fix building

.travis.yml

@@ -1,7 +1,25 @@
 language: cpp
-compiler:
-  - gcc
-  - clang
+
+matrix:
+  fast_finish: true
+  include:
+    - compiler: gcc
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+          packages:
+            - g++-5
+      env: COMPILER=g++-5 CXX=g++-5
+    - compiler: clang
+      addons:
+        apt:
+          sources:
+            - ubuntu-toolchain-r-test
+            - llvm-toolchain-precise-3.7
+          packages:
+            - clang-3.7
+      env: COMPILER=clang++-3.7
 
 before_install:
   - sudo add-apt-repository ppa:likemartinma/devel -y
@@ -20,9 +38,6 @@ script:
   - make
   - ctest -V
 
-matrix:
-  fast_finish: true
-
 notifications:
   email:
     recipients:

CMakeLists.txt

@@ -10,6 +10,7 @@ if(NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE "Release")
 endif()
 
+add_definitions(-std=c++11)
 
 if(WIN32 AND MSVC)
 	if(CMAKE_CL_64)
@@ -206,7 +207,6 @@ else()
     QT4_ADD_RESOURCES(SQLB_RESOURCES_RCC ${SQLB_RESOURCES})
 endif()
 
-
 #icon and correct libs/subsystem for windows
 if(WIN32)
         #enable version check for windows

src/src.pro

@@ -9,7 +9,7 @@ CONFIG += debug_and_release
 CONFIG += qt
 CONFIG += warn_on
 
-QMAKE_CXXFLAGS += -std=c++14
+QMAKE_CXXFLAGS += -std=c++11
 
 # create a unittest option
 CONFIG(unittest) {