diff options
| -rw-r--r-- | compiler/rustc_lint/src/unused.rs | 4 | ||||
| -rw-r--r-- | tests/ui/match/postfix-match/no-unused-parens.rs | 8 |
2 files changed, 11 insertions, 1 deletions
diff --git a/compiler/rustc_lint/src/unused.rs b/compiler/rustc_lint/src/unused.rs index 0b757f95a99..111a4fdcea1 100644 --- a/compiler/rustc_lint/src/unused.rs +++ b/compiler/rustc_lint/src/unused.rs @@ -865,7 +865,9 @@ trait UnusedDelimLint { (iter, UnusedDelimsCtx::ForIterExpr, true, None, Some(body.span.lo()), true) } - Match(ref head, ..) if Self::LINT_EXPR_IN_PATTERN_MATCHING_CTX => { + Match(ref head, _, ast::MatchKind::Prefix) + if Self::LINT_EXPR_IN_PATTERN_MATCHING_CTX => + { let left = e.span.lo() + rustc_span::BytePos(5); (head, UnusedDelimsCtx::MatchScrutineeExpr, true, Some(left), None, true) } diff --git a/tests/ui/match/postfix-match/no-unused-parens.rs b/tests/ui/match/postfix-match/no-unused-parens.rs new file mode 100644 index 00000000000..46cac7a6107 --- /dev/null +++ b/tests/ui/match/postfix-match/no-unused-parens.rs @@ -0,0 +1,8 @@ +//@ check-pass + +#![feature(postfix_match)] + +fn main() { + (&1).match { a => a }; + (1 + 2).match { b => b }; +} |