Auto merge of #139996 - matthiaskrgr:rollup-0nka2hw, r=matthiaskrgr

Rollup of 7 pull requests

Successful merges:

 - #138528 (deref patterns: implement implicit deref patterns)
 - #139393 (rustdoc-json: Output target feature information)
 - #139553 (sync::mpsc: prevent double free on `Drop`)
 - #139615 (Remove `name_or_empty`)
 - #139853 (Disable combining LLD with external llvm-config)
 - #139913 (rustdoc/clean: Fix lowering of fn params (fixes correctness & HIR vs. middle parity regressions))
 - #139942 (Ignore aix for tests/ui/erros/pic-linker.rs)

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

Author: bors

clippy_lints/src/pattern_type_mismatch.rs

@@ -179,7 +179,7 @@ fn find_first_mismatch(cx: &LateContext<'_>, pat: &Pat<'_>) -> Option<(Span, Mut
         };
         if let Some(adjustments) = cx.typeck_results().pat_adjustments().get(adjust_pat.hir_id) {
             if let [first, ..] = **adjustments {
-                if let ty::Ref(.., mutability) = *first.kind() {
+                if let ty::Ref(.., mutability) = *first.source.kind() {
                     let level = if p.hir_id == pat.hir_id {
                         Level::Top
                     } else {

clippy_utils/src/lib.rs

@@ -2363,14 +2363,14 @@ pub fn is_no_std_crate(cx: &LateContext<'_>) -> bool {
     cx.tcx
         .hir_attrs(hir::CRATE_HIR_ID)
         .iter()
-        .any(|attr| attr.name_or_empty() == sym::no_std)
+        .any(|attr| attr.has_name(sym::no_std))
 }
 
 pub fn is_no_core_crate(cx: &LateContext<'_>) -> bool {
     cx.tcx
         .hir_attrs(hir::CRATE_HIR_ID)
         .iter()
-        .any(|attr| attr.name_or_empty() == sym::no_core)
+        .any(|attr| attr.has_name(sym::no_core))
 }
 
 /// Check if parent of a hir node is a trait implementation block.