Auto merge of #122822 - matthiaskrgr:rollup-rjgmnbe, r=matthiaskrgr

Rollup of 8 pull requests

Successful merges:

 - #122222 (deref patterns: bare-bones feature gate and typechecking)
 - #122358 (Don't ICE when encountering bound regions in generator interior type)
 - #122696 (Add bare metal riscv32 target.)
 - #122773 (make "expected paren or brace" error translatable)
 - #122795 (Inherit `RUSTC_BOOTSTRAP` when testing wasm)
 - #122799 (Replace closures with `_` when suggesting fully qualified path for method call)
 - #122801 (Fix misc printing issues in emit=stable_mir)
 - #122806 (Make `type_ascribe!` not a built-in)

Failed merges:

 - #122771 (add some comments to hir::ModuleItems)

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

1 files changed, 6 insertions, 0 deletions

diff --git a/compiler/rustc_pattern_analysis/src/rustc.rs b/compiler/rustc_pattern_analysis/src/rustc.rs
index eedc00a5613..4cb306b1950 100644
--- a/compiler/rustc_pattern_analysis/src/rustc.rs
+++ b/compiler/rustc_pattern_analysis/src/rustc.rs
@@ -462,6 +462,12 @@ impl<'p, 'tcx: 'p> RustcPatCtxt<'p, 'tcx> {
                     _ => bug!("pattern has unexpected type: pat: {:?}, ty: {:?}", pat, ty),
                 };
             }
+            PatKind::DerefPattern { .. } => {
+                // FIXME(deref_patterns): At least detect that `box _` is irrefutable.
+                fields = vec![];
+                arity = 0;
+                ctor = Opaque(OpaqueId::new());
+            }
             PatKind::Leaf { subpatterns } | PatKind::Variant { subpatterns, .. } => {
                 match ty.kind() {
                     ty::Tuple(fs) => {