diff options
Diffstat (limited to 'compiler/rustc_parse/src/parser/expr.rs')
| -rw-r--r-- | compiler/rustc_parse/src/parser/expr.rs | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/compiler/rustc_parse/src/parser/expr.rs b/compiler/rustc_parse/src/parser/expr.rs index 6db415ead41..47869f775fe 100644 --- a/compiler/rustc_parse/src/parser/expr.rs +++ b/compiler/rustc_parse/src/parser/expr.rs @@ -472,7 +472,11 @@ impl<'a> Parser<'a> { /// Parses a prefix-unary-operator expr. fn parse_prefix_expr(&mut self, attrs: Option<AttrVec>) -> PResult<'a, P<Expr>> { let attrs = self.parse_or_use_outer_attributes(attrs)?; - let needs_tokens = super::attr::maybe_needs_tokens(&attrs); + // FIXME: Use super::attr::maybe_needs_tokens(&attrs) once we come up + // with a good way of passing `force_tokens` through from `parse_nonterminal`. + // Checking !attrs.is_empty() is correct, but will cause us to unnecessarily + // capture tokens in some circumstances. + let needs_tokens = !attrs.is_empty(); let do_parse = |this: &mut Parser<'a>| { let lo = this.token.span; // Note: when adding new unary operators, don't forget to adjust TokenKind::can_begin_expr() |