1 files changed, 18 insertions, 0 deletions
diff --git a/test/msan/Linux/forkpty.cc b/test/msan/Linux/forkpty.cc
new file mode 100644
index 0000000000000..ae5c7d96ca8a3
--- /dev/null
+++ b/test/msan/Linux/forkpty.cc
@@ -0,0 +1,18 @@
+// RUN: %clangxx_msan -O0 -g %s -lutil -o %t && %run %t
+#include <assert.h>
+#include <pty.h>
+
+#include <sanitizer/msan_interface.h>
+
+int
+main (int argc, char** argv)
+{
+  int master, slave;
+  openpty(&master, &slave, NULL, NULL, NULL);
+  assert(__msan_test_shadow(&master, sizeof(master)) == -1);
+  assert(__msan_test_shadow(&slave, sizeof(slave)) == -1);
+
+  int master2;
+  forkpty(&master2, NULL, NULL, NULL);
+  assert(__msan_test_shadow(&master2, sizeof(master2)) == -1);
+}