--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/langtools/tools/javac/patterns/UncheckedWarningOnMatchesTest.out	Wed Nov 27 09:00:01 2019 +0100
@@ -0,0 +1,4 @@
+UncheckedWarningOnMatchesTest.java:14:13: compiler.err.instanceof.reifiable.not.safe: java.lang.Object, java.util.ArrayList<java.lang.Integer>
+- compiler.note.preview.filename: UncheckedWarningOnMatchesTest.java
+- compiler.note.preview.recompile
+1 error