Resolve clippy::op_ref

    error: taken reference of right operand
      --> src/shims/env.rs:53:63
       |
    53 |                     true => !excluded_env_vars.iter().any(|v| v.as_str() == &name),
       |                                                               ^^^^^^^^^^^^^^-----
       |                                                                             |
       |                                                                             help: use the right value directly: `name`
       |
       = note: `-D clippy::op-ref` implied by `-D clippy::all`
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref

    error: taken reference of right operand
      --> src/shims/env.rs:54:71
       |
    54 |                     false => config.forwarded_env_vars.iter().any(|v| v.as_str() == &name),
       |                                                                       ^^^^^^^^^^^^^^-----
       |                                                                                     |
       |                                                                                     help: use the right value directly: `name`
       |
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref

Author: dtolnay

src/lib.rs

@@ -20,7 +20,6 @@
     clippy::manual_map,
     clippy::needless_lifetimes,
     clippy::new_without_default,
-    clippy::op_ref,
     clippy::redundant_closure,
     clippy::redundant_field_names,
     clippy::single_char_add_str,

src/shims/env.rs

@@ -50,8 +50,8 @@ impl<'tcx> EnvVars<'tcx> {
         if ecx.machine.communicate() || !config.forwarded_env_vars.is_empty() {
             for (name, value) in env::vars_os() {
                 let forward = match ecx.machine.communicate() {
-                    true => !excluded_env_vars.iter().any(|v| v.as_str() == &name),
-                    false => config.forwarded_env_vars.iter().any(|v| v.as_str() == &name),
+                    true => !excluded_env_vars.iter().any(|v| **v == name),
+                    false => config.forwarded_env_vars.iter().any(|v| **v == name),
                 };
                 if forward {
                     let var_ptr = match target_os {