add clean clang libraries target

diff --git a/Makefile b/Makefile
index c01893e8adfa49f864e26917866379837a3f8512..22069051ab5c680ec8ac239948084ae29091b507 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -109,6 +109,7 @@ clean:
        $(MAKE) -C lib clean_gnu
        $(MAKE) -C lib clean_ack
        $(MAKE) -C lib clean_elf
+       $(MAKE) -C lib clean_clang
        $(MAKE) -C test clean
 
 cleandepend: