diff -aur --no-dereference radium.pristine/bin/packages/build.sh radium.new/bin/packages/build.sh
--- radium.pristine/bin/packages/build.sh	2017-08-02 01:59:17.650319582 +0100
+++ radium.new/bin/packages/build.sh	2017-08-02 02:01:25.370318484 +0100
@@ -195,9 +195,9 @@
 # Build faust last since we reset the build flags.
 
 # faust, debug
-export CFLAGS="-mtune=generic -msse2 -mfpmath=sse -O0 -fsanitize=address -g -Wno-misleading-indentation -fPIC -D_GLIBCXX_USE_CXX11_ABI=0 -fno-strict-aliasing"
-export CPPFLAGS="-mtune=generic -msse2 -mfpmath=sse -O0 -fsanitize=address -g -fPIC -D_GLIBCXX_USE_CXX11_ABI=0 -fno-strict-aliasing"
-export CXXFLAGS="-mtune=generic -msse2 -mfpmath=sse -O0 -fsanitize=address -g -fPIC -D_GLIBCXX_USE_CXX11_ABI=0 -fno-strict-aliasing"
+export CFLAGS="-mtune=generic -msse2 -mfpmath=sse -O0 -fsanitize=address -g -Wno-misleading-indentation -fPIC -D_GLIBCXX_USE_CXX11_ABI=1 -fno-strict-aliasing"
+export CPPFLAGS="-mtune=generic -msse2 -mfpmath=sse -O0 -fsanitize=address -g -fPIC -D_GLIBCXX_USE_CXX11_ABI=1 -fno-strict-aliasing"
+export CXXFLAGS="-mtune=generic -msse2 -mfpmath=sse -O0 -fsanitize=address -g -fPIC -D_GLIBCXX_USE_CXX11_ABI=1 -fno-strict-aliasing"
 export LDFLAGS="-fsanitize=address"
 cd faust2
 make -j `nproc`
@@ -206,9 +206,9 @@
 cd ..
 
 #faust, release
-export CFLAGS="-mtune=generic -msse2 -mfpmath=sse -O2 -g -Wno-misleading-indentation -fPIC  -D_GLIBCXX_USE_CXX11_ABI=0 -fno-strict-aliasing"
-export CPPFLAGS="-mtune=generic -msse2 -mfpmath=sse -O2 -g -fPIC  -D_GLIBCXX_USE_CXX11_ABI=0 -fno-strict-aliasing"
-export CXXFLAGS="-mtune=generic -msse2 -mfpmath=sse -O2 -g -fPIC  -D_GLIBCXX_USE_CXX11_ABI=0 -fno-strict-aliasing"
+export CFLAGS="-mtune=generic -msse2 -mfpmath=sse -O2 -g -Wno-misleading-indentation -fPIC  -D_GLIBCXX_USE_CXX11_ABI=1 -fno-strict-aliasing"
+export CPPFLAGS="-mtune=generic -msse2 -mfpmath=sse -O2 -g -fPIC  -D_GLIBCXX_USE_CXX11_ABI=1 -fno-strict-aliasing"
+export CXXFLAGS="-mtune=generic -msse2 -mfpmath=sse -O2 -g -fPIC  -D_GLIBCXX_USE_CXX11_ABI=1 -fno-strict-aliasing"
 export LDFLAGS=""
 cd faust2
 make -j `nproc`
diff -aur --no-dereference radium.pristine/Makefile.Qt radium.new/Makefile.Qt
--- radium.pristine/Makefile.Qt	2017-08-02 01:59:17.600319582 +0100
+++ radium.new/Makefile.Qt	2017-08-02 02:00:50.420318784 +0100
@@ -1780,7 +1780,7 @@
 FAUST_OPTS = $(QTOPT) $(CPUOPT) -Ibin/packages/faust2/architecture $(WNO_SUGGEST_OVERRIDE) -Wno-overloaded-virtual
 
 ifeq ($(GCC_MAJOR),7)
-	FAUST_OPTS += -D_GLIBCXX_USE_CXX11_ABI=0 -fno-sanitize=signed-integer-overflow
+	FAUST_OPTS += -D_GLIBCXX_USE_CXX11_ABI=1 -fno-sanitize=signed-integer-overflow
 endif	
 
 Faust_plugins.o: audio/Faust_plugins.cpp audio/Faust_factory_factory.cpp $(FAUST_DEPENDENCIES)