patch 7.4.1102
Problem:    Debugger has no stack backtrace support.
Solution:   Add "backtrace", "frame", "up" and "down" commands. (Alberto
            Fanjul, closes #433)
diff --git a/src/testdir/Make_all.mak b/src/testdir/Make_all.mak
index 6af9b84..33fc345 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -89,6 +89,7 @@
 	test105.out \
 	test106.out \
 	test107.out \
+	test108.out \
 	test_argument_0count.out \
 	test_argument_count.out \
 	test_autocmd_option.out \