1 files changed, 5 insertions, 5 deletions
diff --git a/compiler/rustc_codegen_gcc/build_system/src/fmt.rs b/compiler/rustc_codegen_gcc/build_system/src/fmt.rs
index de310a6a30f..7e6594f50f9 100644
--- a/compiler/rustc_codegen_gcc/build_system/src/fmt.rs
+++ b/compiler/rustc_codegen_gcc/build_system/src/fmt.rs
@@ -16,21 +16,21 @@ fn show_usage() {
 pub fn run() -> Result<(), String> {
     let mut check = false;
     // We skip binary name and the `info` command.
-    let mut args = std::env::args().skip(2);
-    while let Some(arg) = args.next() {
+    let args = std::env::args().skip(2);
+    for arg in args {
         match arg.as_str() {
             "--help" => {
                 show_usage();
                 return Ok(());
             }
             "--check" => check = true,
-            _ => return Err(format!("Unknown option {}", arg)),
+            _ => return Err(format!("Unknown option {arg}")),
         }
     }
 
     let cmd: &[&dyn AsRef<OsStr>] =
         if check { &[&"cargo", &"fmt", &"--check"] } else { &[&"cargo", &"fmt"] };
 
-    run_command_with_output(cmd, Some(&Path::new(".")))?;
-    run_command_with_output(cmd, Some(&Path::new("build_system")))
+    run_command_with_output(cmd, Some(Path::new(".")))?;
+    run_command_with_output(cmd, Some(Path::new("build_system")))
 }