clippy::useless_format

[rust.git] / compiler / rustc_mir / src / transform / lower_intrinsics.rs

diff --git a/compiler/rustc_mir/src/transform/lower_intrinsics.rs b/compiler/rustc_mir/src/transform/lower_intrinsics.rs
index 6d7e4cdb1c6efcd282c64f293a03aadb97de9167..aff2df31b1c96cb4f0ae80e2419761f7e2652668 100644 (file)
--- a/compiler/rustc_mir/src/transform/lower_intrinsics.rs
+++ b/compiler/rustc_mir/src/transform/lower_intrinsics.rs
@@ -147,8 +147,8 @@ fn validate_simd_shuffle(tcx: TyCtxt<'tcx>, args: &[Operand<'tcx>], span: Span)
     match &args[2] {
         Operand::Constant(_) => {} // all good
         _ => {
-            let msg = format!("last argument of `simd_shuffle` is required to be a `const` item");
-            tcx.sess.span_err(span, &msg);
+            let msg = "last argument of `simd_shuffle` is required to be a `const` item";
+            tcx.sess.span_err(span, msg);
         }
     }
 }