Revert "Add a test case for #898. Closes #898."

This reverts commit f480203fdd4d8b498453c1f7cc0ad4f59d87c596.

Oops.  This patch requires people to bump their LLVM version.

src/test/run-pass/issue-898.rs

@@ -1,11 +0,0 @@
-fn even(&&e: int) -> bool {
-    e % 2 == 0
-}
-
-fn log_if<T>(c: fn(T)->bool, e: T) {
-    if c(e) { log e; }
-}
-
-fn main() {
-    (bind log_if(even, _))(2);
-}