Update test suite to nightly-2025-12-15

Author: dtolnay

tests/common/eq.rs

@@ -42,6 +42,8 @@ use rustc_ast::ast::Defaultness;
 use rustc_ast::ast::Delegation;
 use rustc_ast::ast::DelegationMac;
 use rustc_ast::ast::DelimArgs;
+use rustc_ast::ast::EiiExternTarget;
+use rustc_ast::ast::EiiImpl;
 use rustc_ast::ast::EnumDef;
 use rustc_ast::ast::Expr;
 use rustc_ast::ast::ExprField;
@@ -493,11 +495,13 @@ spanless_eq_struct!(Delegation; id qself path ident rename body from_glob);
 spanless_eq_struct!(DelegationMac; qself prefix suffixes body);
 spanless_eq_struct!(DelimArgs; dspan delim tokens);
 spanless_eq_struct!(DelimSpacing; open close);
+spanless_eq_struct!(EiiExternTarget; extern_item_path impl_unsafe span);
+spanless_eq_struct!(EiiImpl; node_id eii_macro_path impl_safety span inner_span is_default);
 spanless_eq_struct!(EnumDef; variants);
 spanless_eq_struct!(Expr; id kind span attrs !tokens);
 spanless_eq_struct!(ExprField; attrs id span ident expr is_shorthand is_placeholder);
 spanless_eq_struct!(FieldDef; attrs id span vis safety ident ty default is_placeholder);
-spanless_eq_struct!(Fn; defaultness ident generics sig contract define_opaque body);
+spanless_eq_struct!(Fn; defaultness ident generics sig contract define_opaque body eii_impls);
 spanless_eq_struct!(FnContract; declarations requires ensures);
 spanless_eq_struct!(FnDecl; inputs output);
 spanless_eq_struct!(FnHeader; constness coroutine_kind safety ext);
@@ -521,7 +525,7 @@ spanless_eq_struct!(Lit; kind symbol suffix);
 spanless_eq_struct!(Local; id super_ pat ty kind span colon_sp attrs !tokens);
 spanless_eq_struct!(MacCall; path args);
 spanless_eq_struct!(MacCallStmt; mac style attrs tokens);
-spanless_eq_struct!(MacroDef; body macro_rules);
+spanless_eq_struct!(MacroDef; body macro_rules eii_extern_target);
 spanless_eq_struct!(MetaItem; unsafety path kind span);
 spanless_eq_struct!(MetaItemLit; symbol suffix kind span);
 spanless_eq_struct!(MethodCall; seg receiver args !span);