Make Range implementation safe

2021-04-01 05:06:28 -04:00
parent 641c8cd875
commit a875876027
3 changed files with 24 additions and 31 deletions
--- a/compiler/rustc_index/src/vec.rs
+++ b/compiler/rustc_index/src/vec.rs
@@ -184,7 +184,7 @@ macro_rules! newtype_index {
            }
        }

-        unsafe impl ::std::iter::Step for $type {
+        impl ::std::iter::Step for $type {
            #[inline]
            fn steps_between(start: &Self, end: &Self) -> Option<usize> {
                <usize as ::std::iter::Step>::steps_between(