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-rw-r--r--compiler/rustc_middle/src/ty/sty.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/ty/sty.rs b/compiler/rustc_middle/src/ty/sty.rs
index d5617adf26b..e46ab302be2 100644
--- a/compiler/rustc_middle/src/ty/sty.rs
+++ b/compiler/rustc_middle/src/ty/sty.rs
@@ -342,6 +342,7 @@ impl ParamConst {
         ParamConst::new(def.index, def.name)
     }
 
+    #[instrument(level = "debug")]
     pub fn find_ty_from_env<'tcx>(self, env: ParamEnv<'tcx>) -> Ty<'tcx> {
         let mut candidates = env.caller_bounds().iter().filter_map(|clause| {
             // `ConstArgHasType` are never desugared to be higher ranked.