| warning: unnecessary parentheses around function argument | 
 |   --> $DIR/try-block-unused-delims.rs:11:13 | 
 |    | | 
 | LL |     consume((try {})); | 
 |    |             ^      ^ | 
 |    | | 
 | note: the lint level is defined here | 
 |   --> $DIR/try-block-unused-delims.rs:6:9 | 
 |    | | 
 | LL | #![warn(unused_parens, unused_braces)] | 
 |    |         ^^^^^^^^^^^^^ | 
 | help: remove these parentheses | 
 |    | | 
 | LL -     consume((try {})); | 
 | LL +     consume(try {}); | 
 |    | | 
 |  | 
 | warning: unnecessary braces around function argument | 
 |   --> $DIR/try-block-unused-delims.rs:14:13 | 
 |    | | 
 | LL |     consume({ try {} }); | 
 |    |             ^^      ^^ | 
 |    | | 
 | note: the lint level is defined here | 
 |   --> $DIR/try-block-unused-delims.rs:6:24 | 
 |    | | 
 | LL | #![warn(unused_parens, unused_braces)] | 
 |    |                        ^^^^^^^^^^^^^ | 
 | help: remove these braces | 
 |    | | 
 | LL -     consume({ try {} }); | 
 | LL +     consume(try {}); | 
 |    | | 
 |  | 
 | warning: unnecessary parentheses around `match` scrutinee expression | 
 |   --> $DIR/try-block-unused-delims.rs:17:11 | 
 |    | | 
 | LL |     match (try {}) { | 
 |    |           ^      ^ | 
 |    | | 
 | help: remove these parentheses | 
 |    | | 
 | LL -     match (try {}) { | 
 | LL +     match try {} { | 
 |    | | 
 |  | 
 | warning: unnecessary parentheses around `let` scrutinee expression | 
 |   --> $DIR/try-block-unused-delims.rs:22:22 | 
 |    | | 
 | LL |     if let Err(()) = (try {}) {} | 
 |    |                      ^      ^ | 
 |    | | 
 | help: remove these parentheses | 
 |    | | 
 | LL -     if let Err(()) = (try {}) {} | 
 | LL +     if let Err(()) = try {} {} | 
 |    | | 
 |  | 
 | warning: unnecessary parentheses around `match` scrutinee expression | 
 |   --> $DIR/try-block-unused-delims.rs:25:11 | 
 |    | | 
 | LL |     match (try {}) { | 
 |    |           ^      ^ | 
 |    | | 
 | help: remove these parentheses | 
 |    | | 
 | LL -     match (try {}) { | 
 | LL +     match try {} { | 
 |    | | 
 |  | 
 | warning: 5 warnings emitted | 
 |  |