move generics_of call outside of iter

Author: BoxyUwU

compiler/rustc_lint/src/builtin.rs

@@ -1998,6 +1998,8 @@ impl ExplicitOutlivesRequirements {
     ) -> Vec<(usize, Span)> {
         use rustc_middle::middle::resolve_bound_vars::ResolvedArg;
 
+        let item_generics = tcx.generics_of(item);
+
         bounds
             .iter()
             .enumerate()
@@ -2009,7 +2011,7 @@ impl ExplicitOutlivesRequirements {
                 let is_inferred = match tcx.named_bound_var(lifetime.hir_id) {
                     Some(ResolvedArg::EarlyBound(def_id)) => inferred_outlives
                         .iter()
-                        .any(|r| matches!(**r, ty::ReEarlyParam(ebr) if { tcx.generics_of(item).region_param(ebr, tcx).def_id == def_id })),
+                        .any(|r| matches!(**r, ty::ReEarlyParam(ebr) if { item_generics.region_param(ebr, tcx).def_id == def_id })),
                     _ => false,
                 };