Create two methods to fix `find_oldest_ancestor_in_same_ctxt`

Signed-off-by: xizheyin <xizheyin@smail.nju.edu.cn>

1 files changed, 1 insertions, 1 deletions

diff --git a/compiler/rustc_borrowck/src/diagnostics/explain_borrow.rs b/compiler/rustc_borrowck/src/diagnostics/explain_borrow.rs
index a10da08ddf3..fdca6b56540 100644
--- a/compiler/rustc_borrowck/src/diagnostics/explain_borrow.rs
+++ b/compiler/rustc_borrowck/src/diagnostics/explain_borrow.rs
@@ -341,7 +341,7 @@ impl<'tcx> BorrowExplanation<'tcx> {
                                 }
                             }
                         } else if let LocalInfo::BlockTailTemp(info) = local_decl.local_info() {
-                            let sp = info.span.find_oldest_ancestor_in_same_ctxt();
+                            let sp = info.span.find_ancestor_not_from_macro().unwrap_or(info.span);
                             if info.tail_result_is_ignored {
                                 // #85581: If the first mutable borrow's scope contains
                                 // the second borrow, this suggestion isn't helpful.