Added ZT_SANITIZE option to makefiles. This your new memory debugging best friend

make-bsd.mk

@@ -7,6 +7,10 @@ LIBS=
 include objects.mk
 ONE_OBJS+=osdep/BSDEthernetTap.o ext/http-parser/http_parser.o
 
+# Build with address sanitization library for advanced debugging (clang)
+ifeq ($(ZT_SANITIZE),1)
+	SANFLAGS+=-fsanitize=address -DASAN_OPTIONS=symbolize=1
+endif
 # "make debug" is a shortcut for this
 ifeq ($(ZT_DEBUG),1)
 	CFLAGS+=-Wall -Werror -g -pthread $(INCLUDES) $(DEFS)

make-linux.mk

@@ -55,6 +55,10 @@ ifeq ($(ZT_RULES_ENGINE_DEBUGGING),1)
 	override DEFS+=-DZT_RULES_ENGINE_DEBUGGING
 endif
 
+# Build with address sanitization library for advanced debugging (clang)
+ifeq ($(ZT_SANITIZE),1)
+	SANFLAGS+=-fsanitize=address -DASAN_OPTIONS=symbolize=1
+endif
 ifeq ($(ZT_DEBUG),1)
 	override CFLAGS+=-Wall -Wno-deprecated -Werror -g -pthread $(INCLUDES) $(DEFS)
 	override CXXFLAGS+=-Wall -Wno-deprecated -Werror -g -std=c++11 -pthread $(INCLUDES) $(DEFS)

make-mac.mk

@@ -41,6 +41,10 @@ CORE_OBJS+=ext/x64-salsa2012-asm/salsa2012.o
 DEFS+=-DMACOSX -DZT_USE_MINIUPNPC -DMINIUPNP_STATICLIB -D_DARWIN_C_SOURCE -DMINIUPNPC_SET_SOCKET_TIMEOUT -DMINIUPNPC_GET_SRC_ADDR -D_BSD_SOURCE -D_DEFAULT_SOURCE -DOS_STRING=\"Darwin/15.0.0\" -DMINIUPNPC_VERSION_STRING=\"2.0\" -DUPNP_VERSION_STRING=\"UPnP/1.1\" -DENABLE_STRNATPMPERR
 ONE_OBJS+=ext/libnatpmp/natpmp.o ext/libnatpmp/getgateway.o ext/miniupnpc/connecthostport.o ext/miniupnpc/igd_desc_parse.o ext/miniupnpc/minisoap.o ext/miniupnpc/minissdpc.o ext/miniupnpc/miniupnpc.o ext/miniupnpc/miniwget.o ext/miniupnpc/minixml.o ext/miniupnpc/portlistingparse.o ext/miniupnpc/receivedata.o ext/miniupnpc/upnpcommands.o ext/miniupnpc/upnpdev.o ext/miniupnpc/upnperrors.o ext/miniupnpc/upnpreplyparse.o osdep/PortMapper.o
 
+# Build with address sanitization library for advanced debugging (clang)
+ifeq ($(ZT_SANITIZE),1)
+	SANFLAGS+=-fsanitize=address -DASAN_OPTIONS=symbolize=1
+endif
 # Debug mode -- dump trace output, build binary with -g
 ifeq ($(ZT_DEBUG),1)
 	ZT_TRACE=1