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-rw-r--r--compiler/rustc_hir_analysis/src/check/region.rs3
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/rustc_hir_analysis/src/check/region.rs b/compiler/rustc_hir_analysis/src/check/region.rs
index e2f15af68c3..c458878da15 100644
--- a/compiler/rustc_hir_analysis/src/check/region.rs
+++ b/compiler/rustc_hir_analysis/src/check/region.rs
@@ -755,6 +755,9 @@ fn resolve_local<'tcx>(
             }
             hir::ExprKind::Call(func, args) => {
                 // Recurse into tuple constructors, such as `Some(&temp())`.
+                //
+                // That way, there is no difference between `Some(..)` and `Some { 0: .. }`,
+                // even though the former is syntactically a function call.
                 if let hir::ExprKind::Path(path) = &func.kind
                     && let hir::QPath::Resolved(None, path) = path
                     && let Res::SelfCtor(_) | Res::Def(DefKind::Ctor(_, CtorKind::Fn), _) = path.res