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Improved comments around dropped attributes in the macro expander

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This commit is contained in:
Marvin Löbel 2015-11-30 22:26:03 +01:00
parent 5eaf31b7b2
commit 3f33cbcbff
1 changed files with 2 additions and 2 deletions
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4
src/libsyntax/ext/expand.rs
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@ -44,7 +44,7 @@ pub fn expand_expr(e: P<ast::Expr>, fld: &mut MacroExpander) -> P<ast::Expr> {
// entry-point for all syntax extensions.
ast::ExprMac(mac) => {
// FIXME: for now, drop attributes on the macro itself
// Assert that we drop any macro attributes on the floor here
drop(attrs);
let expanded_expr = match expand_mac_invoc(mac, span,
@ -505,7 +505,7 @@ fn expand_stmt(stmt: P<Stmt>, fld: &mut MacroExpander) -> SmallVector<P<Stmt>> {
_ => return expand_non_macro_stmt(stmt, fld)
};
// FIXME: for now, drop attrs on macros.
// Assert that we drop any macro attributes on the floor here
drop(attrs);
let maybe_new_items =