Adjust clippy

Author: oli-obk

src/tools/clippy/tests/ui/crashes/ice-10972-tait.rs

@@ -192,6 +192,7 @@ impl Atpit for () {
 
 type Tait = impl DerefMut;
 //~^ implied_bounds_in_impls
+#[define_opaques(Tait)]
 fn define() -> Tait {
     &mut [] as &mut [()]
 }

src/tools/clippy/tests/ui/implied_bounds_in_impls.fixed

@@ -192,6 +192,7 @@ impl Atpit for () {
 
 type Tait = impl Deref + DerefMut;
 //~^ implied_bounds_in_impls
+#[define_opaques(Tait)]
 fn define() -> Tait {
     &mut [] as &mut [()]
 }

src/tools/clippy/tests/ui/implied_bounds_in_impls.rs

@@ -207,6 +207,7 @@ mod msrv {
 mod with_ty_alias {
     type Foo = impl std::fmt::Debug;
 
+    #[define_opaques(Foo)]
     fn foo(_: Foo) {
         let _: Foo = 1;
     }

src/tools/clippy/tests/ui/missing_const_for_fn/cant_be_const.rs

@@ -17,6 +17,7 @@ mod issue10041 {
     struct Bomb2;
 
     impl Bomb2 {
+        #[define_opaques(X)]
         pub fn new() -> X {
             //~^ ERROR: overflow evaluating the requirement
             0i32

src/tools/clippy/tests/ui/new_ret_no_self_overflow.rs

@@ -1,5 +1,5 @@
 error[E0275]: overflow evaluating the requirement `<i32 as std::ops::Add>::Output == issue10041::X`
-  --> tests/ui/new_ret_no_self_overflow.rs:20:25
+  --> tests/ui/new_ret_no_self_overflow.rs:21:25
    |
 LL |         pub fn new() -> X {
    |                         ^