Auto merge of #138366 - matthiaskrgr:rollup-cn16m7q, r=matthiaskrgr

Rollup of 10 pull requests

Successful merges:

 - #137715 (Allow int literals for pattern types with int base types)
 - #138002 (Disable CFI for weakly linked syscalls)
 - #138051 (Add support for downloading GCC from CI)
 - #138231 (Prevent ICE in autodiff validation by emitting user-friendly errors)
 - #138245 (stabilize `ci_rustc_if_unchanged_logic` test for local environments)
 - #138256 (Do not feed anon const a type that references generics that it does not have)
 - #138284 (Do not write user type annotation for const param value path)
 - #138296 (Remove `AdtFlags::IS_ANONYMOUS` and `Copy`/`Clone` condition for anonymous ADT)
 - #138352 (miri native_calls: ensure we actually expose *mutable* provenance to the memory FFI can access)
 - #138354 (remove redundant `body`  arguments)

r? `@ghost`
`@rustbot` modify labels: rollup

compiler/rustc_trait_selection/src/traits/select/mod.rs

@@ -2231,15 +2231,6 @@ impl<'tcx> SelectionContext<'_, 'tcx> {
                 }
             }
 
-            // `Copy` and `Clone` are automatically implemented for an anonymous adt
-            // if all of its fields are `Copy` and `Clone`
-            ty::Adt(adt, args) if adt.is_anonymous() => {
-                // (*) binder moved here
-                Where(obligation.predicate.rebind(
-                    adt.non_enum_variant().fields.iter().map(|f| f.ty(self.tcx(), args)).collect(),
-                ))
-            }
-
             ty::Adt(..) | ty::Alias(..) | ty::Param(..) | ty::Placeholder(..) => {
                 // Fallback to whatever user-defined impls exist in this case.
                 None