Always drop var IDs from type variables modulo -Z verbose, per PR discussion

src/test/compile-fail/issue-13482-2.rs

@@ -0,0 +1,21 @@
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// compile-flags:-Z verbose
+
+fn main() {
+    let x = [1,2];
+    let y = match x {
+        [] => None,
+        //~^ ERROR types: expected `[_#0i, ..2]`, found `[_#7, ..0]`
+        //         (expected array of 2 elements, found array of 0 elements)
+        [a,_] => Some(a)
+    };
+}

src/test/compile-fail/issue-13482.rs

@@ -12,7 +12,7 @@ fn main() {
   let x = [1,2];
   let y = match x {
     [] => None,
-//~^ ERROR types: expected `[_#0i, ..2]`, found `[_#7, ..0]`
+//~^ ERROR types: expected `[_#i, ..2]`, found `[_, ..0]`
 //         (expected array of 2 elements, found array of 0 elements)
     [a,_] => Some(a)
   };

src/test/compile-fail/issue-3680.rs

@@ -11,7 +11,7 @@
 fn main() {
     match None {
         Err(_) => ()
-        //~^ ERROR mismatched types: expected `core::option::Option<_#1>`
-        //         , found `core::result::Result<_#2, _#3>`
+        //~^ ERROR mismatched types: expected `core::option::Option<_>`
+        //         , found `core::result::Result<_, _>`
     }
 }

src/test/compile-fail/issue-4201.rs

@@ -12,7 +12,7 @@ fn main() {
     let a = if true {
         0
     } else if false {
-//~^ ERROR if may be missing an else clause: expected `()`, found `_#1i`
+//~^ ERROR if may be missing an else clause: expected `()`, found `_#i`
         1
     };
 }

src/test/compile-fail/issue-4968.rs

@@ -13,6 +13,6 @@
 const A: (int,int) = (4,2);
 fn main() {
     match 42 { A => () }
-    //~^ ERROR mismatched types: expected `_#0i`, found `(int, int)`
+    //~^ ERROR mismatched types: expected `_#i`, found `(int, int)`
     //         (expected integral variable, found tuple)
 }

src/test/compile-fail/issue-5100.rs

@@ -19,7 +19,7 @@ fn main() {
 
     match (true, false) {
         (true, false, false) => ()
-//~^ ERROR mismatched types: expected `(bool, bool)`, found `(_#9, _#10, _#11)`
+//~^ ERROR mismatched types: expected `(bool, bool)`, found `(_, _, _)`
     }
 
     match (true, false) {

src/test/compile-fail/repeat_count.rs

@@ -18,7 +18,7 @@ fn main() {
     let c = [0, ..true]; //~ ERROR expected positive integer for repeat count, found boolean
     //~^ ERROR: expected `uint`, found `bool`
     let d = [0, ..0.5]; //~ ERROR expected positive integer for repeat count, found float
-    //~^ ERROR: expected `uint`, found `_#0f`
+    //~^ ERROR: expected `uint`, found `_#f`
     let e = [0, .."foo"]; //~ ERROR expected positive integer for repeat count, found string
     //~^ ERROR: expected `uint`, found `&'static str`
     let f = [0, ..-4];

src/test/compile-fail/slightly-nice-generic-literal-messages.rs

@@ -13,7 +13,7 @@ struct Foo<T,U>(T);
 fn main() {
     match Foo(1.1) {
         1 => {}
-    //~^ ERROR expected `Foo<_#0f, _#2>`, found `_#0i`
+    //~^ ERROR expected `Foo<_#f, _>`, found `_#i`
     }
 
 }

src/test/compile-fail/suppressed-error.rs

@@ -10,6 +10,6 @@
 
 fn main() {
     let (x, y) = ();
-//~^ ERROR expected `()`, found `(_#3, _#4)` (expected (), found tuple)
+//~^ ERROR expected `()`, found `(_, _)` (expected (), found tuple)
     return x;
 }