1 files changed, 16 insertions, 0 deletions

diff --git a/tests/vm/mmap-misalign.c b/tests/vm/mmap-misalign.c
new file mode 100644
index 0000000..34141a9
--- /dev/null
+++ b/tests/vm/mmap-misalign.c
@@ -0,0 +1,16 @@
+/* Verifies that misaligned memory mappings are disallowed. */
+
+#include <syscall.h>
+#include "tests/lib.h"
+#include "tests/main.h"
+
+void
+test_main (void) 
+{
+  int handle;
+  
+  CHECK ((handle = open ("sample.txt")) > 1, "open \"sample.txt\"");
+  CHECK (mmap (handle, (void *) 0x10001234) == MAP_FAILED,
+         "try to mmap at misaligned address");
+}
+