Add tracing to resolve-related functions

1 files changed, 5 insertions, 1 deletions

diff --git a/compiler/rustc_const_eval/src/interpret/step.rs b/compiler/rustc_const_eval/src/interpret/step.rs
index 9df49c0f4cc..04871faa3e6 100644
--- a/compiler/rustc_const_eval/src/interpret/step.rs
+++ b/compiler/rustc_const_eval/src/interpret/step.rs
@@ -560,7 +560,11 @@ impl<'tcx, M: Machine<'tcx>> InterpCx<'tcx, M> {
                     "Async Drop must be expanded or reset to sync in runtime MIR"
                 );
                 let place = self.eval_place(place)?;
-                let instance = Instance::resolve_drop_in_place(*self.tcx, place.layout.ty);
+                let instance = {
+                    let _trace =
+                        enter_trace_span!(M, resolve::resolve_drop_in_place, ty = ?place.layout.ty);
+                    Instance::resolve_drop_in_place(*self.tcx, place.layout.ty)
+                };
                 if let ty::InstanceKind::DropGlue(_, None) = instance.def {
                     // This is the branch we enter if and only if the dropped type has no drop glue
                     // whatsoever. This can happen as a result of monomorphizing a drop of a