Index: ragel/Makefile.in
--- ragel/Makefile.in.orig	2014-10-13 21:13:05.000000000 +0200
+++ ragel/Makefile.in	2015-09-27 12:18:56.236161088 +0200
@@ -299,7 +299,7 @@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 INCLUDES = -I$(top_srcdir)/aapl
-ragel_CXXFLAGS = -Wall
+ragel_CXXFLAGS =
 ragel_SOURCES = \
 	buffer.h cdgoto.h cscodegen.h csipgoto.h inputdata.h rbxgoto.h \
 	rubyflat.h cdcodegen.h cdipgoto.h csfflat.h cssplit.h javacodegen.h \