diff --git a/src/rustc/middle/astencode.rs b/src/rustc/middle/astencode.rs
index 6ebf0ed9ec65..bcf6c799739f 100644
--- a/src/rustc/middle/astencode.rs
+++ b/src/rustc/middle/astencode.rs
@@ -236,7 +236,6 @@ fn visit_ids(item: ast::inlined_item, vfn: fn@(ast::node_id)) {
                 vfn(self_id);
                 vfn(parent_id.node);
               }
-              // not sure if this should be here? FIXME
               visit::fk_dtor(tps, self_id, parent_id) {
                 vec::iter(tps) {|tp| vfn(tp.id)}
                 vfn(id);
diff --git a/src/rustc/middle/borrowck/gather_loans.rs b/src/rustc/middle/borrowck/gather_loans.rs
index fe59d771042f..ed261b09b73d 100644
--- a/src/rustc/middle/borrowck/gather_loans.rs
+++ b/src/rustc/middle/borrowck/gather_loans.rs
@@ -90,6 +90,7 @@ fn req_loans_in_expr(ex: @ast::expr,
                 // will ignore it, but we ought to be requiring it to
                 // be immutable (whereas something like {f:int} would
                 // be fine).
+                // (See #2493)
 
                 alt opt_deref_kind(arg_ty.ty) {
                   some(deref_ptr(region_ptr)) |
diff --git a/src/rustc/middle/check_const.rs b/src/rustc/middle/check_const.rs
index 6c2032c9c34d..af4bf8ca9101 100644
--- a/src/rustc/middle/check_const.rs
+++ b/src/rustc/middle/check_const.rs
@@ -122,7 +122,7 @@ fn check_expr(sess: session, def_map: resolve::def_map,
 }
 
 // Make sure a const item doesn't recursively refer to itself
-// FIXME: Should use the dependency graph when it's available
+// FIXME: Should use the dependency graph when it's available (#1356)
 fn check_item_recursion(sess: session, ast_map: ast_map::map,
                         def_map: resolve::def_map, it: @item) {
 
diff --git a/src/rustc/middle/const_eval.rs b/src/rustc/middle/const_eval.rs
index 5942cc34c782..3fb75900faf1 100644
--- a/src/rustc/middle/const_eval.rs
+++ b/src/rustc/middle/const_eval.rs
@@ -1,7 +1,7 @@
 import syntax::ast::*;
 
 // FIXME this doesn't handle big integer/float literals correctly (nor does
-// the rest of our literal handling)
+// the rest of our literal handling - issue #33)
 enum const_val {
     const_float(f64),
     const_int(i64),