Add lint for unnecessary casts (cast to same type)

2017-02-15 22:20:20 +08:00
parent c76517d6c4
commit afce85e96d
6 changed files with 71 additions and 2 deletions
--- a/clippy_lints/src/lib.rs
+++ b/clippy_lints/src/lib.rs
@@ -488,6 +488,7 @@ pub fn register_plugins(reg: &mut rustc_plugin::Registry) {
        transmute::WRONG_TRANSMUTE,
        types::ABSURD_EXTREME_COMPARISONS,
        types::BOX_VEC,
+        types::CAST_UNNECESSARY,
        types::CHAR_LIT_AS_U8,
        types::LET_UNIT_VALUE,
        types::LINKEDLIST,