(pat, ..,) is now syntactically legal.

Author: Centril

src/test/ui/parser/pat-tuple-2.rs

@@ -1,6 +1,7 @@
+// check-pass
+
 fn main() {
     match (0, 1, 2) {
         (pat, ..,) => {}
-        //~^ ERROR trailing comma is not permitted after `..`
     }
 }