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authorNick Cameron <ncameron@mozilla.com>2014-11-29 17:08:30 +1300
committerNick Cameron <ncameron@mozilla.com>2014-12-12 19:11:59 +1300
commit397dda8aa08ee540cffd36f542ebd1140227d0bd (patch)
treeee4cc3c5f3434375ef05a0092f7df8154708b765 /src/libsyntax/ext/env.rs
parentda83ad8e2c8e2c5f522dc59963e00f55b1f8c03b (diff)
Add support for equality constraints on associated types
Diffstat (limited to 'src/libsyntax/ext/env.rs')
-rw-r--r--src/libsyntax/ext/env.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/libsyntax/ext/env.rs b/src/libsyntax/ext/env.rs
index e6a44c57f1b..8c17b31f458 100644
--- a/src/libsyntax/ext/env.rs
+++ b/src/libsyntax/ext/env.rs
@@ -45,7 +45,8 @@ pub fn expand_option_env<'cx>(cx: &'cx mut ExtCtxt, sp: Span, tts: &[ast::TokenT
                                                    Some(cx.lifetime(sp,
                                                         cx.ident_of(
                                                             "'static").name)),
-                                                   ast::MutImmutable))))
+                                                   ast::MutImmutable)),
+                                   Vec::new()))
       }
       Some(s) => {
           cx.expr_call_global(sp,