minor changes

fix/Cargo.toml

@@ -23,7 +23,6 @@ miette = { version = "7.4", features = ["fancy"] }
 
 # Data Structure
 hashbrown = { workspace = true }
-smallvec = { workspace = true }
 string-interner = { workspace = true }
 
 # Memory Management

fix/src/lib.rs

@@ -509,6 +509,9 @@ struct OwnedIr {
 }
 
 impl OwnedIr {
+    /// # Safety
+    ///
+    /// `ir` must be allocated from `bump`.
     unsafe fn new(ir: RawIrRef<'_>, bump: Bump) -> Self {
         Self {
             _bump: bump,