More robust debug assertions for Instance::resolve on built-in traits with custom items

2023-05-06 05:58:00 +00:00
parent 82cd953c7c
commit 2a1ef34223
3 changed files with 73 additions and 14 deletions
--- a/compiler/rustc_middle/src/ty/instance.rs
+++ b/compiler/rustc_middle/src/ty/instance.rs
@@ -385,7 +385,7 @@ impl<'tcx> Instance<'tcx> {
    /// couldn't complete due to errors elsewhere - this is distinct
    /// from `Ok(None)` to avoid misleading diagnostics when an error
    /// has already been/will be emitted, for the original cause
-    #[instrument(level = "debug", skip(tcx))]
+    #[instrument(level = "debug", skip(tcx), ret)]
    pub fn resolve(
        tcx: TyCtxt<'tcx>,
        param_env: ty::ParamEnv<'tcx>,