--- /dev/null	2017-09-14 09:42:06.875661300 -0700
+++ new/test/langtools/tools/javac/warnings/future/FutureWarnings.8.out	2017-10-11 09:55:34.001017505 -0700
@@ -0,0 +1 @@
+FutureWarnings.java:11:27: compiler.warn.underscore.as.identifier