Don't create an empty LazyTokenStream

2020-10-22 10:09:08 -04:00 · 2020-10-22 10:09:08 -04:00 · 920bed1213
commit 920bed1213
parent 37b25e8a49
5 changed files with 25 additions and 19 deletions
--- a/compiler/rustc_parse/src/parser/expr.rs
+++ b/compiler/rustc_parse/src/parser/expr.rs
@ -1116,7 +1116,7 @@ impl<'a> Parser<'a> {
    ) -> PResult<'a, P<Expr>> {
        if needs_tokens {
            let (mut expr, tokens) = self.collect_tokens(f)?;
-            expr.tokens = Some(tokens);
+            expr.tokens = tokens;
            Ok(expr)
        } else {
            f(self)