1 files changed, 8 insertions, 0 deletions
diff --git a/test/SemaCXX/warn-unsequenced-cxx17.cpp b/test/SemaCXX/warn-unsequenced-cxx17.cpp
new file mode 100644
index 0000000000000..3c221fb8d6560
--- /dev/null
+++ b/test/SemaCXX/warn-unsequenced-cxx17.cpp
@@ -0,0 +1,8 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++17 -Wno-unused %s
+
+void test() {
+  int xs[10];
+  int *p = xs;
+  // expected-no-diagnostics
+  p[(long long unsigned)(p = 0)]; // ok
+}