1 files changed, 27 insertions, 0 deletions
diff --git a/test/msan/readdir64.cc b/test/msan/readdir64.cc
new file mode 100644
index 000000000000..4f00d1838794
--- /dev/null
+++ b/test/msan/readdir64.cc
@@ -0,0 +1,27 @@
+// RUN: %clangxx_msan -m64 -O0 %s -o %t && %run %t
+// RUN: %clangxx_msan -m64 -O1 %s -o %t && %run %t
+// RUN: %clangxx_msan -m64 -O2 %s -o %t && %run %t
+// RUN: %clangxx_msan -m64 -O3 %s -o %t && %run %t
+
+// RUN: %clangxx_msan -m64 -O0 -D_FILE_OFFSET_BITS=64 %s -o %t && %run %t
+// RUN: %clangxx_msan -m64 -O1 -D_FILE_OFFSET_BITS=64 %s -o %t && %run %t
+// RUN: %clangxx_msan -m64 -O2 -D_FILE_OFFSET_BITS=64 %s -o %t && %run %t
+// RUN: %clangxx_msan -m64 -O3 -D_FILE_OFFSET_BITS=64 %s -o %t && %run %t
+
+// Test that readdir64 is intercepted as well as readdir.
+
+#include <sys/types.h>
+#include <dirent.h>
+#include <stdlib.h>
+
+
+int main(void) {
+  DIR *dir = opendir(".");
+  struct dirent *d = readdir(dir);
+  if (d->d_name[0]) {
+    closedir(dir);
+    exit(0);
+  }
+  closedir(dir);
+  return 0;
+}