Auto merge of #124258 - GuillaumeGomez:rollup-2d3albo, r=GuillaumeGomez

Rollup of 5 pull requests

Successful merges:

 - #104087 (Stabilise inline_const)
 - #123792 (Require explicitly marking closures as coroutines)
 - #124057 (Fix ICE when ADT tail has type error)
 - #124178 ([cleanup] [llvm backend] Prevent creating the same `Instance::mono` multiple times)
 - #124220 (Miri: detect wrong vtables in wide pointers)

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

Author: bors

compiler/rustc_ast_lowering/messages.ftl

@@ -163,3 +163,6 @@ ast_lowering_underscore_expr_lhs_assign =
     .label = `_` not allowed here
 
 ast_lowering_use_angle_brackets = use angle brackets instead
+ast_lowering_yield_in_closure =
+    `yield` can only be used in `#[coroutine]` closures, or `gen` blocks
+    .suggestion = use `#[coroutine]` to make this closure a coroutine

compiler/rustc_ast_lowering/src/errors.rs

@@ -421,3 +421,12 @@ pub(crate) struct NoPreciseCapturesOnApit {
     #[primary_span]
     pub span: Span,
 }
+
+#[derive(Diagnostic)]
+#[diag(ast_lowering_yield_in_closure)]
+pub(crate) struct YieldInClosure {
+    #[primary_span]
+    pub span: Span,
+    #[suggestion(code = "#[coroutine] ", applicability = "maybe-incorrect", style = "verbose")]
+    pub suggestion: Option<Span>,
+}