Auto merge of #85458 - jackh726:rollup-zvvybmt, r=jackh726

Rollup of 8 pull requests

Successful merges:

 - #83366 (Stabilize extended_key_value_attributes)
 - #83767 (Fix v0 symbol mangling bug)
 - #84883 (compiletest: "fix" FileCheck with --allow-unused-prefixes)
 - #85274 (Only pass --[no-]gc-sections if linker is GNU ld.)
 - #85297 (bootstrap: build cargo only if requested in tools)
 - #85396 (rustdoc: restore header sizes)
 - #85425 (Fix must_use on `Option::is_none`)
 - #85438 (Fix escape handling)

Failed merges:

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

1 files changed, 0 insertions, 13 deletions

diff --git a/compiler/rustc_parse/src/parser/mod.rs b/compiler/rustc_parse/src/parser/mod.rs
index 35cfaae13a4..4c2bc6ebf31 100644
--- a/compiler/rustc_parse/src/parser/mod.rs
+++ b/compiler/rustc_parse/src/parser/mod.rs
@@ -1065,24 +1065,11 @@ impl<'a> Parser<'a> {
             } else if !delimited_only {
                 if self.eat(&token::Eq) {
                     let eq_span = self.prev_token.span;
-                    let mut is_interpolated_expr = false;
-                    if let token::Interpolated(nt) = &self.token.kind {
-                        if let token::NtExpr(..) = **nt {
-                            is_interpolated_expr = true;
-                        }
-                    }
 
                     // Collect tokens because they are used during lowering to HIR.
                     let expr = self.parse_expr_force_collect()?;
                     let span = expr.span;
 
-                    match &expr.kind {
-                        // Not gated to support things like `doc = $expr` that work on stable.
-                        _ if is_interpolated_expr => {}
-                        ExprKind::Lit(lit) if lit.kind.is_unsuffixed() => {}
-                        _ => self.sess.gated_spans.gate(sym::extended_key_value_attributes, span),
-                    }
-
                     let token_kind = token::Interpolated(Lrc::new(token::NtExpr(expr)));
                     MacArgs::Eq(eq_span, Token::new(token_kind, span))
                 } else {