--- linuxsampler/trunk/src/drivers/audio/Makefile.am	2005/04/29 20:43:07	503
+++ linuxsampler/trunk/src/drivers/audio/Makefile.am	2005/05/03 00:37:35	504
@@ -1,7 +1,7 @@
 INCLUDES = $(all_includes)
 METASOURCES = AUTO
 
-AM_CXXFLAGS = -ffast-math -march=$(target_cpu)
+AM_CXXFLAGS = -Wreturn-type -ffast-math -march=$(target_cpu)
 
 if HAVE_ALSA
 alsa_src  = AudioOutputDeviceAlsa.cpp AudioOutputDeviceAlsa.h