tests/a5: Add a5 regression testing

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
diff --git a/tests/a5/Makefile.am b/tests/a5/Makefile.am
new file mode 100644
index 0000000..e93a4cf
--- /dev/null
+++ b/tests/a5/Makefile.am
@@ -0,0 +1,5 @@
+INCLUDES = $(all_includes) -I$(top_srcdir)/include
+noinst_PROGRAMS = a5_test
+
+a5_test_SOURCES = a5_test.c
+a5_test_LDADD = $(top_builddir)/src/libosmocore.la $(top_builddir)/src/gsm/libosmogsm.la