Auto merge of #133261 - matthiaskrgr:rollup-ekui4we, r=matthiaskrgr

Rollup of 6 pull requests

Successful merges:

 - #129838 (uefi: process: Add args support)
 - #130800 (Mark `get_mut` and `set_position` in `std::io::Cursor` as const.)
 - #132708 (Point at `const` definition when used instead of a binding in a `let` statement)
 - #133226 (Make `PointerLike` opt-in instead of built-in)
 - #133244 (Account for `wasm32v1-none` when exporting TLS symbols)
 - #133257 (Add `UnordMap::clear` method)

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

Author: bors

compiler/rustc_codegen_ssa/src/back/linker.rs

@@ -1279,7 +1279,7 @@ impl<'a> WasmLd<'a> {
         let mut wasm_ld = WasmLd { cmd, sess };
         if sess.target_features.contains(&sym::atomics) {
             wasm_ld.link_args(&["--shared-memory", "--max-memory=1073741824", "--import-memory"]);
-            if sess.target.os == "unknown" {
+            if sess.target.os == "unknown" || sess.target.os == "none" {
                 wasm_ld.link_args(&[
                     "--export=__wasm_init_tls",
                     "--export=__tls_size",
@@ -1403,7 +1403,7 @@ impl<'a> Linker for WasmLd<'a> {
         // symbols explicitly passed via the `--export` flags above and hides all
         // others. Various bits and pieces of wasm32-unknown-unknown tooling use
         // this, so be sure these symbols make their way out of the linker as well.
-        if self.sess.target.os == "unknown" {
+        if self.sess.target.os == "unknown" || self.sess.target.os == "none" {
             self.link_args(&["--export=__heap_base", "--export=__data_end"]);
         }
     }

compiler/rustc_data_structures/src/unord.rs

@@ -602,6 +602,11 @@ impl<K: Eq + Hash, V> UnordMap<K, V> {
             .into_iter()
             .map(|(_, v)| v)
     }
+
+    #[inline]
+    pub fn clear(&mut self) {
+        self.inner.clear()
+    }
 }
 
 impl<K, Q: ?Sized, V> Index<&Q> for UnordMap<K, V>