1 files changed, 13 insertions, 0 deletions
diff --git a/src/test/ui/macros/assert-matches-macro-msg.rs b/src/test/ui/macros/assert-matches-macro-msg.rs
new file mode 100644
index 000000000..fd8cd5a1a
--- /dev/null
+++ b/src/test/ui/macros/assert-matches-macro-msg.rs
@@ -0,0 +1,13 @@
+// run-fail
+// error-pattern:panicked at 'assertion failed: `(left matches right)`
+// error-pattern: left: `2`
+// error-pattern:right: `3`: 1 + 1 definitely should be 3'
+// ignore-emscripten no processes
+
+#![feature(assert_matches)]
+
+use std::assert_matches::assert_matches;
+
+fn main() {
+    assert_matches!(1 + 1, 3, "1 + 1 definitely should be 3");
+}