1 files changed, 5 insertions, 17 deletions
diff --git a/compiler/rustc_codegen_llvm/src/lib.rs b/compiler/rustc_codegen_llvm/src/lib.rs
index 5aab06febe4..d283299ac46 100644
--- a/compiler/rustc_codegen_llvm/src/lib.rs
+++ b/compiler/rustc_codegen_llvm/src/lib.rs
@@ -28,7 +28,7 @@ pub use llvm_util::target_features;
 use rustc_ast::expand::allocator::AllocatorKind;
 use rustc_codegen_ssa::back::lto::{LtoModuleCodegen, SerializedModule, ThinModule};
 use rustc_codegen_ssa::back::write::{
-    CodegenContext, FatLTOInput, ModuleConfig, TargetMachineFactoryConfig, TargetMachineFactoryFn,
+    CodegenContext, FatLtoInput, ModuleConfig, TargetMachineFactoryConfig, TargetMachineFactoryFn,
 };
 use rustc_codegen_ssa::traits::*;
 use rustc_codegen_ssa::ModuleCodegen;
@@ -141,18 +141,6 @@ impl ExtraBackendMethods for LlvmCodegenBackend {
         back::write::target_machine_factory(sess, optlvl, target_features)
     }
 
-    fn spawn_thread<F, T>(time_trace: bool, f: F) -> std::thread::JoinHandle<T>
-    where
-        F: FnOnce() -> T,
-        F: Send + 'static,
-        T: Send + 'static,
-    {
-        std::thread::spawn(move || {
-            let _profiler = TimeTraceProfiler::new(time_trace);
-            f()
-        })
-    }
-
     fn spawn_named_thread<F, T>(
         time_trace: bool,
         name: String,
@@ -212,7 +200,7 @@ impl WriteBackendMethods for LlvmCodegenBackend {
     }
     fn run_fat_lto(
         cgcx: &CodegenContext<Self>,
-        modules: Vec<FatLTOInput<Self>>,
+        modules: Vec<FatLtoInput<Self>>,
         cached_modules: Vec<(SerializedModule<Self::ModuleBuffer>, WorkProduct)>,
     ) -> Result<LtoModuleCodegen<Self>, FatalError> {
         back::lto::run_fat(cgcx, modules, cached_modules)
@@ -298,21 +286,21 @@ impl CodegenBackend for LlvmCodegenBackend {
                     "ropi-rwpi",
                     "default",
                 ] {
-                    writeln!(out, "    {}", name);
+                    writeln!(out, "    {name}");
                 }
                 writeln!(out);
             }
             PrintKind::CodeModels => {
                 writeln!(out, "Available code models:");
                 for name in &["tiny", "small", "kernel", "medium", "large"] {
-                    writeln!(out, "    {}", name);
+                    writeln!(out, "    {name}");
                 }
                 writeln!(out);
             }
             PrintKind::TlsModels => {
                 writeln!(out, "Available TLS models:");
                 for name in &["global-dynamic", "local-dynamic", "initial-exec", "local-exec"] {
-                    writeln!(out, "    {}", name);
+                    writeln!(out, "    {name}");
                 }
                 writeln!(out);
             }