Remove FnPtr hack from trait_ref_is_knowable

compiler-errors · compiler-errors · commit 258692d3e1c4 · 2023-10-23T23:35:27.000Z
diff --git a/core/src/lib.rs b/core/src/lib.rs
@@ -253,6 +253,7 @@
 #![feature(try_blocks)]
 #![feature(unboxed_closures)]
 #![feature(unsized_fn_params)]
+#![feature(with_negative_coherence)]
 // tidy-alphabetical-end
 //
 // Target features:
