update tests to follow new rules.

Author: pnkfelix

src/test/compile-fail/loop-labeled-break-value.rs

@@ -16,6 +16,6 @@ fn main() {
         let _: i32 = 'inner: loop { break 'inner }; //~ ERROR mismatched types
     }
     loop {
-        let _: i32 = 'inner: loop { loop { break 'inner } }; //~ ERROR mismatched types
+        let _: i32 = 'inner2: loop { loop { break 'inner2 } }; //~ ERROR mismatched types
     }
 }

src/test/run-pass/loop-labeled-break-value.rs

@@ -14,7 +14,7 @@ fn main() {
     'outer: loop {
         let _: i32 = loop { break 'outer };
     }
-    'outer: loop {
-        let _: i32 = loop { loop { break 'outer } };
+    'outer2: loop {
+        let _: i32 = loop { loop { break 'outer2 } };
     }
 }

src/test/run-pass/while-let.rs

@@ -37,9 +37,9 @@ pub fn main() {
 
     pq = make_pq();
     sum = 0;
-    'a: while let Some(x) = pq.pop() {
+    'b: while let Some(x) = pq.pop() {
         if x == 3 {
-            continue 'a;
+            continue 'b;
         }
         sum += x;
     }