Auto merge of #103739 - Mark-Simulacrum:beta-next, r=Mark-Simulacrum

[beta] backport rollup

* poll_fn and Unpin: fix pinning #102737
* Support raw-dylib functions being used inside inlined functions #102988
* Fix line numbers for MIR inlined code #103071
* Add architectures to fn create_object_file #103240
* Add eval hack in super_relate_consts back #103279
* Mark std::os::wasi::io::AsFd etc. as stable. #103308
* Truncate thread names on Linux and Apple targets #103379
* Do not consider repeated lifetime params for elision. #103450
* rustdoc: add missing URL redirect #103588
* Remove commit_if_ok probe from NLL type relation #103601

Also includes a copy of the release notes.

r? `@ghost`

1 files changed, 7 insertions, 1 deletions

diff --git a/compiler/rustc_span/src/lib.rs b/compiler/rustc_span/src/lib.rs
index ada3bae6150..da31b346293 100644
--- a/compiler/rustc_span/src/lib.rs
+++ b/compiler/rustc_span/src/lib.rs
@@ -558,7 +558,7 @@ impl Span {
         self.data_untracked().is_dummy()
     }
 
-    /// Returns `true` if this span comes from a macro or desugaring.
+    /// Returns `true` if this span comes from any kind of macro, desugaring or inlining.
     #[inline]
     pub fn from_expansion(self) -> bool {
         self.ctxt() != SyntaxContext::root()
@@ -571,6 +571,12 @@ impl Span {
         matches!(outer_expn.kind, ExpnKind::Macro(..)) && outer_expn.collapse_debuginfo
     }
 
+    /// Returns `true` if this span comes from MIR inlining.
+    pub fn is_inlined(self) -> bool {
+        let outer_expn = self.ctxt().outer_expn_data();
+        matches!(outer_expn.kind, ExpnKind::Inlined)
+    }
+
     /// Returns `true` if `span` originates in a derive-macro's expansion.
     pub fn in_derive_expansion(self) -> bool {
         matches!(self.ctxt().outer_expn_data().kind, ExpnKind::Macro(MacroKind::Derive, _))