Add explanatory comments to vm tests.

[pintos-anon] / src / tests / vm / pt-big-stk-obj.c

diff --git a/src/tests/vm/pt-big-stk-obj.c b/src/tests/vm/pt-big-stk-obj.c
index a417a7ef2f9f1c9957eadf727ef239b3a3a0411d..6b630ecec0255068c020eb6afd1eab1b731d719c 100644 (file)
--- a/src/tests/vm/pt-big-stk-obj.c
+++ b/src/tests/vm/pt-big-stk-obj.c
@@ -1,3 +1,6 @@
+/* Allocates and writes to a 64 kB object on the stack.
+   This must succeed. */
+
 #include <string.h>
 #include "tests/arc4.h"
 #include "tests/cksum.h"