5 files changed, 10 insertions, 0 deletions
diff --git a/src/lib/_uint.rs b/src/lib/_uint.rs
index 7fa4ea02..79b5fa24 100644
--- a/src/lib/_uint.rs
+++ b/src/lib/_uint.rs
@@ -55,6 +55,7 @@ fn to_str(mutable uint n, uint radix) -> str
             case (14u) { ret 'e'; }
             case (15u) { ret 'f'; }
         }
+        fail;
     }
 
     if (n == 0u) { ret "0"; }
diff --git a/src/lib/deque.rs b/src/lib/deque.rs
index 4a4aab4e..16023457 100644
--- a/src/lib/deque.rs
+++ b/src/lib/deque.rs
@@ -53,6 +53,7 @@ fn create[T]() -> t[T] {
             case (option.some[T](?t)) { ret t; }
             case (_) { fail; }
         }
+        fail;   // FIXME: remove me when exhaustiveness checking works
     }
 
     obj deque[T](mutable uint nelts,
diff --git a/src/lib/list.rs b/src/lib/list.rs
index c6a67c71..c4661940 100644
--- a/src/lib/list.rs
+++ b/src/lib/list.rs
@@ -24,6 +24,8 @@ fn foldl[T,U](&list[T] ls, &U u, fn(&T t, U u) -> U f) -> U {
       ret u;
     }
   }
+
+  fail; // TODO: remove me when exhaustiveness checking works
 }
 
 fn find[T,U](&list[T] ls,
@@ -45,6 +47,8 @@ fn find[T,U](&list[T] ls,
         ret none[U];
     }
   }
+
+  fail; // TODO: remove me when exhaustiveness checking works
 }
 
 fn length[T](&list[T] ls) -> uint {
diff --git a/src/lib/map.rs b/src/lib/map.rs
index b20fd9c5..7f760b65 100644
--- a/src/lib/map.rs
+++ b/src/lib/map.rs
@@ -176,6 +176,7 @@ fn mk_hashmap[K, V](&hashfn[K] hasher, &eqfn[K] eqer) -> hashmap[K, V] {
                     case (option.some[V](_)) { ret true; }
                     case (_) { ret false; }
                 }
+                fail;   // FIXME: remove me when exhaustiveness checking works
             }
 
             fn get(&K key) -> V {
@@ -183,6 +184,7 @@ fn mk_hashmap[K, V](&hashfn[K] hasher, &eqfn[K] eqer) -> hashmap[K, V] {
                     case (option.some[V](?val)) { ret val; }
                     case (_) { fail; }
                 }
+                fail;   // FIXME: remove me when exhaustiveness checking works
             }
 
             fn find(&K key) -> option.t[V] {
diff --git a/src/lib/option.rs b/src/lib/option.rs
index dbf08b3e..25f82b52 100644
--- a/src/lib/option.rs
+++ b/src/lib/option.rs
@@ -16,6 +16,7 @@ fn get[T](&t[T] opt) -> T {
             fail;
         }
     }
+    fail;   // FIXME: remove me when exhaustiveness checking works
 }
 
 fn map[T, U](&operator[T, U] f, &t[T] opt) -> t[U] {
@@ -27,6 +28,7 @@ fn map[T, U](&operator[T, U] f, &t[T] opt) -> t[U] {
             ret none[U];
         }
     }
+    fail;   // FIXME: remove me when exhaustiveness checking works
 }
 
 // Local Variables: