diff options
Diffstat (limited to 'src/libsyntax/ext/trace_macros.rs')
| -rw-r--r-- | src/libsyntax/ext/trace_macros.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/ext/trace_macros.rs b/src/libsyntax/ext/trace_macros.rs index db2c9dcddb6..183cccde18e 100644 --- a/src/libsyntax/ext/trace_macros.rs +++ b/src/libsyntax/ext/trace_macros.rs @@ -24,7 +24,7 @@ pub fn expand_trace_macros(cx: &mut ExtCtxt, let cfg = cx.cfg(); let tt_rdr = new_tt_reader(cx.parse_sess().span_diagnostic, None, - tt.to_owned()); + tt.iter().map(|x| (*x).clone()).collect()); let mut rust_parser = Parser(sess, cfg.clone(), tt_rdr.dup()); if rust_parser.is_keyword(keywords::True) { |