Fix warnings

reid-llvm-lib/src/builder.rs

@@ -7,8 +7,7 @@ use crate::{
     BlockData, CustomTypeKind, FunctionData, Instr, InstructionData, ModuleData, NamedStruct,
     TerminatorKind, Type, TypeData,
     debug_information::{
-        DebugFileData, DebugInformation, DebugLocation, DebugLocationValue, DebugMetadataValue,
-        DebugProgramValue,
+        DebugInformation, DebugLocationValue, DebugMetadataValue, DebugProgramValue,
     },
     util::match_types,
 };

reid-llvm-lib/src/compile.rs

@@ -2,10 +2,7 @@
 //! LLIR ([`Context`]) into LLVM IR. This module is the only one that interfaces
 //! with the LLVM API.
 
-use std::{
-    collections::HashMap,
-    ptr::{null, null_mut},
-};
+use std::{collections::HashMap, ptr::null_mut};
 
 use llvm_sys::{
     LLVMIntPredicate, LLVMLinkage, LLVMValueKind,

reid-llvm-lib/src/debug_information.rs

@@ -1,7 +1,4 @@
-use std::{
-    cell::{RefCell, RefMut},
-    rc::Rc,
-};
+use std::{cell::RefCell, rc::Rc};
 
 #[derive(Debug, Clone, Hash, PartialEq, Eq)]
 pub struct DebugScopeValue(pub Vec<usize>);

reid-llvm-lib/src/lib.rs

@@ -7,8 +7,7 @@ use std::{fmt::Debug, marker::PhantomData};
 use builder::{BlockValue, Builder, FunctionValue, InstructionValue, ModuleValue, TypeValue};
 use debug::PrintableModule;
 use debug_information::{
-    DebugFileData, DebugInformation, DebugLocation, DebugLocationValue, DebugMetadataValue,
-    DebugProgramValue, DebugScopeValue,
+    DebugFileData, DebugInformation, DebugLocationValue, DebugMetadataValue, DebugProgramValue,
 };
 use util::match_types;