File graphviz-useless_warnings.patch of Package graphviz

---
 tclpkg/gv/Makefile.am |    2 ++
 1 file changed, 2 insertions(+)

Index: tclpkg/gv/Makefile.am
===================================================================
--- tclpkg/gv/Makefile.am.orig
+++ tclpkg/gv/Makefile.am
@@ -12,6 +12,8 @@ AM_CPPFLAGS = \
 	-I$(top_srcdir)/lib/cdt \
 	-I$(top_srcdir)/lib/pathplan
 
+AM_CXXFLAGS = -Wno-unused-label -Wno-unused-function \
+	      -Wno-unused-but-set-variable
 LIBS = -lc
 
 BASESOURCES = gv.cpp gv.i gv_builtins.c gv_channel.h