X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_trait_selection%2Fsrc%2Ftraits%2Ferror_reporting%2Fmod.rs;h=82449a36b1d54115320fbc52c17d5f7ebdcdf5de;hb=b397bc0727ad27340466166455c6edd327a589c4;hp=dda7b2b2fa5b0b392ce3d19f080c236152a8284e;hpb=b6852428a8ea9728369b64b9964cad8e258403d3;p=rust.git

diff --git a/compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs b/compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs
index dda7b2b2fa5..82449a36b1d 100644
--- a/compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs
+++ b/compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs
@@ -597,6 +597,7 @@ fn report_selection_error(
                 // can get a better error message by performing HIR-based well-formedness checking.
                 if let ObligationCauseCode::WellFormed(Some(wf_loc)) =
                     root_obligation.cause.code().peel_derives()
+                    && !obligation.predicate.has_non_region_infer()
                 {
                     if let Some(cause) = self
                         .tcx