Auto merge of #128413 - matthiaskrgr:rollup-nrfcvdq, r=matthiaskrgr

Rollup of 7 pull requests

Successful merges:

 - #128357 (Detect non-lifetime binder params shadowing item params)
 - #128367 (CI: rfl: build the generated doctests and documentation)
 - #128376 (Mark `Parser::eat`/`check` methods as `#[must_use]`)
 - #128379 (the output in stderr expects panic-unwind)
 - #128380 (make `///` doc comments compatible with naked functions)
 - #128382 (cargo-miri: better error when we seem to run inside bootstrap but something is wrong)
 - #128398 (tidy: Fix quote in error message)

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

1 files changed, 3 insertions, 2 deletions

diff --git a/compiler/rustc_parse/src/parser/expr.rs b/compiler/rustc_parse/src/parser/expr.rs
index a242dc5cd58..a4d9d97045d 100644
--- a/compiler/rustc_parse/src/parser/expr.rs
+++ b/compiler/rustc_parse/src/parser/expr.rs
@@ -3153,7 +3153,8 @@ impl<'a> Parser<'a> {
 
                 if !require_comma {
                     arm_body = Some(expr);
-                    this.eat(&token::Comma);
+                    // Eat a comma if it exists, though.
+                    let _ = this.eat(&token::Comma);
                     Ok(Recovered::No)
                 } else if let Some((span, guar)) =
                     this.parse_arm_body_missing_braces(&expr, arrow_span)
@@ -3654,7 +3655,7 @@ impl<'a> Parser<'a> {
                         fields.push(f);
                     }
                     self.recover_stmt_(SemiColonMode::Comma, BlockMode::Ignore);
-                    self.eat(&token::Comma);
+                    let _ = self.eat(&token::Comma);
                 }
             }
         }