Remove unnecessary sigils around `Symbol::as_str()` calls.

3 files changed, 3 insertions, 3 deletions

diff --git a/src/tools/clippy/clippy_utils/src/attrs.rs b/src/tools/clippy/clippy_utils/src/attrs.rs
index 7ae9615d560..25a84d16650 100644
--- a/src/tools/clippy/clippy_utils/src/attrs.rs
+++ b/src/tools/clippy/clippy_utils/src/attrs.rs
@@ -113,7 +113,7 @@ pub fn get_attr<'a>(
 fn parse_attrs<F: FnMut(u64)>(sess: &Session, attrs: &[ast::Attribute], name: &'static str, mut f: F) {
     for attr in get_attr(sess, attrs, name) {
         if let Some(ref value) = attr.value_str() {
-            if let Ok(value) = FromStr::from_str(&value.as_str()) {
+            if let Ok(value) = FromStr::from_str(value.as_str()) {
                 f(value);
             } else {
                 sess.span_err(attr.span, "not a number");
diff --git a/src/tools/clippy/clippy_utils/src/eager_or_lazy.rs b/src/tools/clippy/clippy_utils/src/eager_or_lazy.rs
index c2645ac730a..61e529a6079 100644
--- a/src/tools/clippy/clippy_utils/src/eager_or_lazy.rs
+++ b/src/tools/clippy/clippy_utils/src/eager_or_lazy.rs
@@ -47,7 +47,7 @@ impl ops::BitOrAssign for EagernessSuggestion {
 /// Determine the eagerness of the given function call.
 fn fn_eagerness(cx: &LateContext<'tcx>, fn_id: DefId, name: Symbol, args: &'tcx [Expr<'_>]) -> EagernessSuggestion {
     use EagernessSuggestion::{Eager, Lazy, NoChange};
-    let name = &*name.as_str();
+    let name = name.as_str();
 
     let ty = match cx.tcx.impl_of_method(fn_id) {
         Some(id) => cx.tcx.type_of(id),
diff --git a/src/tools/clippy/clippy_utils/src/qualify_min_const_fn.rs b/src/tools/clippy/clippy_utils/src/qualify_min_const_fn.rs
index e6d8ba3f02e..1a4da1627b7 100644
--- a/src/tools/clippy/clippy_utils/src/qualify_min_const_fn.rs
+++ b/src/tools/clippy/clippy_utils/src/qualify_min_const_fn.rs
@@ -372,7 +372,7 @@ fn is_const_fn(tcx: TyCtxt<'_>, def_id: DefId, msrv: Option<&RustcVersion>) -> b
                 // as a part of an unimplemented MSRV check https://github.com/rust-lang/rust/issues/65262.
                 crate::meets_msrv(
                     msrv,
-                    &RustcVersion::parse(&since.as_str())
+                    &RustcVersion::parse(since.as_str())
                         .expect("`rustc_attr::StabilityLevel::Stable::since` is ill-formatted"),
                 )
             } else {