Auto merge of #94225 - matthiaskrgr:rollup-0728x8n, r=matthiaskrgr

Rollup of 10 pull requests

Successful merges:

 - #91192 (Some improvements to the async docs)
 - #94143 (rustc_const_eval: adopt let else in more places)
 - #94156 (Gracefully handle non-UTF-8 string slices when pretty printing)
 - #94186 (Update pin_static_ref stabilization version.)
 - #94189 (Implement LowerHex on Scalar to clean up their display in rustdoc)
 - #94190 (Use Metadata::modified instead of FileTime::from_last_modification_ti…)
 - #94203 (CTFE engine: Scalar: expose size-generic to_(u)int methods)
 - #94211 (Better error if the user tries to do assignment ... else)
 - #94215 (trait system: comments and small nonfunctional changes)
 - #94220 (Correctly handle miniz_oxide extern crate declaration)

Failed merges:

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

1 files changed, 6 insertions, 9 deletions

diff --git a/compiler/rustc_const_eval/src/const_eval/machine.rs b/compiler/rustc_const_eval/src/const_eval/machine.rs
index e157b584052..b2019ce40c3 100644
--- a/compiler/rustc_const_eval/src/const_eval/machine.rs
+++ b/compiler/rustc_const_eval/src/const_eval/machine.rs
@@ -318,15 +318,12 @@ impl<'mir, 'tcx> interpret::Machine<'mir, 'tcx> for CompileTimeInterpreter<'mir,
         let intrinsic_name = ecx.tcx.item_name(instance.def_id());
 
         // CTFE-specific intrinsics.
-        let (dest, ret) = match ret {
-            None => {
-                return Err(ConstEvalErrKind::NeedsRfc(format!(
-                    "calling intrinsic `{}`",
-                    intrinsic_name
-                ))
-                .into());
-            }
-            Some(p) => p,
+        let Some((dest, ret)) = ret else {
+            return Err(ConstEvalErrKind::NeedsRfc(format!(
+                "calling intrinsic `{}`",
+                intrinsic_name
+            ))
+            .into());
         };
         match intrinsic_name {
             sym::ptr_guaranteed_eq | sym::ptr_guaranteed_ne => {