Auto merge of #121240 - matthiaskrgr:rollup-lfb5i9w, r=matthiaskrgr

Rollup of 9 pull requests

Successful merges:

 - #120952 (Don't use mem::zeroed in vec::IntoIter)
 - #121085 (errors: only eagerly translate subdiagnostics)
 - #121091 (use build.rustc config and skip-stage0-validation flag)
 - #121149 (Fix typo in VecDeque::handle_capacity_increase() doc comment.)
 - #121193 (Use fulfillment in next trait solver coherence)
 - #121209 (Make `CodegenBackend::join_codegen` infallible.)
 - #121210 (Fix `cfg(target_abi = "sim")` on `i386-apple-ios`)
 - #121228 (create stamp file for clippy)
 - #121231 (remove a couple of redundant clones)

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

1 files changed, 0 insertions, 3 deletions

diff --git a/compiler/rustc_errors/src/diagnostic_builder.rs b/compiler/rustc_errors/src/diagnostic_builder.rs
index e484bef0e0b..0572df69ca9 100644
--- a/compiler/rustc_errors/src/diagnostic_builder.rs
+++ b/compiler/rustc_errors/src/diagnostic_builder.rs
@@ -404,9 +404,6 @@ impl<'a, G: EmissionGuarantee> DiagnosticBuilder<'a, G> {
         name: impl Into<Cow<'static, str>>, arg: impl IntoDiagnosticArg,
     ));
     forward!((subdiagnostic, with_subdiagnostic)(
-        subdiagnostic: impl crate::AddToDiagnostic,
-    ));
-    forward!((eager_subdiagnostic, with_eager_subdiagnostic)(
         dcx: &DiagCtxt,
         subdiagnostic: impl crate::AddToDiagnostic,
     ));