1 files changed, 18 insertions, 0 deletions
diff --git a/test/Parser/cxx2a-spaceship.cpp b/test/Parser/cxx2a-spaceship.cpp
new file mode 100644
index 000000000000..24cece3eaa9d
--- /dev/null
+++ b/test/Parser/cxx2a-spaceship.cpp
@@ -0,0 +1,18 @@
+// RUN: %clang_cc1 -std=c++2a -verify %s
+
+template<int> struct X {};
+
+X<1> operator<<(X<0>, X<0>);
+X<2> operator<=>(X<0>, X<1>);
+X<2> operator<=>(X<1>, X<0>);
+X<3> operator<(X<0>, X<2>);
+X<3> operator<(X<2>, X<0>);
+
+void f(X<0> x0, X<1> x1) {
+  X<2> a = x0 <=> x0 << x0;
+  X<2> b = x0 << x0 <=> x0; // expected-warning {{overloaded operator << has higher precedence than comparison operator}} expected-note 2{{}}
+  X<3> c = x0 < x0 <=> x1;
+  X<3> d = x1 <=> x0 < x0;
+  X<3> e = x0 < x0 <=> x0 << x0;
+  X<3> f = x0 << x0 <=> x0 < x0; // expected-warning {{overloaded operator << has higher precedence than comparison operator}} expected-note 2{{}}
+}