diff options
Diffstat (limited to 'src/libsyntax')
| -rw-r--r-- | src/libsyntax/ext/expand.rs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/libsyntax/ext/expand.rs b/src/libsyntax/ext/expand.rs index e173b93e468..70cf41d5e17 100644 --- a/src/libsyntax/ext/expand.rs +++ b/src/libsyntax/ext/expand.rs @@ -895,7 +895,10 @@ fn expand_method(m: P<ast::Method>, fld: &mut MacroExpander) -> SmallVector<P<as }; // expand again if necessary - new_methods.into_iter().flat_map(|m| fld.fold_method(m).into_iter()).collect() + let new_methods = new_methods.move_iter() + .flat_map(|m| fld.fold_method(m).into_iter()).collect(); + fld.cx.bt_pop(); + new_methods } }) } |