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Rollup merge of #100392 - nnethercote:simplify-visitors, r=cjgillot

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Simplify visitors

By removing some unused arguments.

r? `@cjgillot`
This commit is contained in:
Matthias Krüger 2022-08-11 22:53:08 +02:00 • committed by GitHub
commit 8237efc52d
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20 changed files with 60 additions and 180 deletions
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8
compiler/rustc_builtin_macros/src/deriving/generic/mod.rs
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@ -383,16 +383,12 @@ fn find_type_parameters(
}
// Place bound generic params on a stack, to extract them when a type is encountered.
fn visit_poly_trait_ref(
&mut self,
trait_ref: &'a ast::PolyTraitRef,
modifier: &'a ast::TraitBoundModifier,
) {
fn visit_poly_trait_ref(&mut self, trait_ref: &'a ast::PolyTraitRef) {
let stack_len = self.bound_generic_params_stack.len();
self.bound_generic_params_stack
.extend(trait_ref.bound_generic_params.clone().into_iter());
visit::walk_poly_trait_ref(self, trait_ref, modifier);
visit::walk_poly_trait_ref(self, trait_ref);
self.bound_generic_params_stack.truncate(stack_len);
}