error: equality checks against true are unnecessary --> bool_comparison.rs:7:8 | 7 | if x == true { "yes" } else { "no" }; | ^^^^^^^^^ help: try simplifying it as shown: `x` | = note: `-D bool-comparison` implied by `-D warnings` error: equality checks against false can be replaced by a negation --> bool_comparison.rs:8:8 | 8 | if x == false { "yes" } else { "no" }; | ^^^^^^^^^^ help: try simplifying it as shown: `!x` error: equality checks against true are unnecessary --> bool_comparison.rs:9:8 | 9 | if true == x { "yes" } else { "no" }; | ^^^^^^^^^ help: try simplifying it as shown: `x` error: equality checks against false can be replaced by a negation --> bool_comparison.rs:10:8 | 10 | if false == x { "yes" } else { "no" }; | ^^^^^^^^^^ help: try simplifying it as shown: `!x` error: aborting due to 4 previous errors To learn more, run the command again with --verbose.