note a FIXME

diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
index ba8ccc2256f20038c9fd00f5ee8708d61dbae7fc..b60a6b32fab21452b989d521489b2781d889ec6c 100644 (file)
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -4827,6 +4827,7 @@ pub fn parse_where_clause(&mut self) -> PResult<'a, WhereClause> {
                         }
                     ));
                 // FIXME: Decide what should be used here, `=` or `==`.
+                // FIXME: We are just dropping the binders in lifetime_defs on the floor here.
                 } else if self.eat(&token::Eq) || self.eat(&token::EqEq) {
                     let rhs_ty = self.parse_ty()?;
                     where_clause.predicates.push(ast::WherePredicate::EqPredicate(