Index: Makefile
--- Makefile.orig	2015-05-26 19:46:56.000000000 +0200
+++ Makefile	2015-08-16 11:25:58.547387929 +0200
@@ -53,7 +53,7 @@
 OPT_ENABLE_DEBUGGER_SUPPORT = -DENABLE_DEBUGGER_SUPPORT
 endif
 OPTFLAGS = -O2
-CCFLAGS = -Wall $(OPTFLAGS) $(OPT_ENABLE_DEBUGGER_SUPPORT)
+CCFLAGS = $(OPTFLAGS) $(OPT_ENABLE_DEBUGGER_SUPPORT)
 
 ifdef V8_SRCDIR
 override CPPFLAGS += -I$(V8_SRCDIR)/include