Merge commit 'f712eb5cdc' into clippy-subtree-update

clippy_lints/src/operators/float_cmp.rs

@@ -107,7 +107,7 @@ fn is_signum(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool {
     }
 
     if let ExprKind::MethodCall(method_name, self_arg, [], _) = expr.kind
-        && sym!(signum) == method_name.ident.name
+        && method_name.ident.name.as_str() == "signum"
     // Check that the receiver of the signum() is a float (expressions[0] is the receiver of
     // the method call)
     {