added bad-jump/read/write bad-jump2/read2/write2 to check that process

[pintos-anon] / src / tests / userprog / bad-write.c

diff --git a/src/tests/userprog/bad-write.c b/src/tests/userprog/bad-write.c
new file mode 100644 (file)
index 0000000..000c26b
--- /dev/null
+++ b/src/tests/userprog/bad-write.c
@@ -0,0 +1,12 @@
+/* This program attempts to write to memory at an address that is not mapped.
+   This should terminate the process with a -1 exit code. */
+
+#include "tests/lib.h"
+#include "tests/main.h"
+
+void
+test_main (void) 
+{
+  *(int *)NULL = 42;
+  fail ("should have exited with -1");
+}