enable C++ 11

unioncoin-qt.pro

@@ -5,7 +5,7 @@ VERSION = 0.8.5.6
 INCLUDEPATH += src src/json src/qt i2psam
 QT += core gui network
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
-DEFINES += QT_GUI BOOST_THREAD_USE_LIB BOOST_SPIRIT_THREADSAFE
+DEFINES += QT_GUI BOOST_THREAD_USE_LIB BOOST_SPIRIT_THREADSAFE BOOST_NO_CXX11_SCOPED_ENUMS
 CONFIG += no_include_pwd
 CONFIG += thread
 SUBDIR = i2psam
@@ -45,7 +45,7 @@ contains(RELEASE, 1) {
     # This can be enabled for Windows, when we switch to MinGW >= 4.4.x.
 }
 # for extra security (see: https://wiki.debian.org/Hardening): this flag is GCC compiler-specific
-QMAKE_CXXFLAGS *= -D_FORTIFY_SOURCE=2
+QMAKE_CXXFLAGS *= -D_FORTIFY_SOURCE=2 -std=c++11
 # for extra security on Windows: enable ASLR and DEP via GCC linker flags
 win32:QMAKE_LFLAGS *= -Wl,--dynamicbase -Wl,--nxcompat
 # on Windows: enable GCC large address aware linker flag