rollup merge of #21830: japaric/for-cleanup

[rust.git] / src / libsyntax / parse / lexer / mod.rs

diff --git a/src/libsyntax/parse/lexer/mod.rs b/src/libsyntax/parse/lexer/mod.rs
index 65051ff8360b7e598e5955b5a82a77d427c6c91f..e6da47304cee39cebf6ce3b96c34b4007d2ed9b9 100644 (file)
--- a/src/libsyntax/parse/lexer/mod.rs
+++ b/src/libsyntax/parse/lexer/mod.rs
@@ -1526,7 +1526,7 @@ fn setup<'a>(span_handler: &'a diagnostic::SpanHandler,
     // check that the given reader produces the desired stream
     // of tokens (stop checking after exhausting the expected vec)
     fn check_tokenization (mut string_reader: StringReader, expected: Vec<token::Token> ) {
-        for expected_tok in expected.iter() {
+        for expected_tok in &expected {
             assert_eq!(&string_reader.next_token().tok, expected_tok);
         }
     }