filter out trailing effect param in own_args_no_defaults

abao168899 · Dec 10, 2023 · 2f457d9 · 2f457d9
1 parent e03c18b
commit 2f457d9
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/compiler/rustc_middle/src/ty/generics.rs b/compiler/rustc_middle/src/ty/generics.rs
@@ -342,6 +342,8 @@ impl<'tcx> Generics {
  param.default_value(tcx).is_some_and(|default| {
  default.instantiate(tcx, args) == args[param.index as usize]
  })
+ // filter out trailing effect params
+ || matches!(param.kind, GenericParamDefKind::Const { is_host_effect: true, .. })
  })
  .count();
  own_params.end -= num_default_params;