Auto merge of #142770 - tgross35:rollup-w74w39t, r=tgross35

Rollup of 8 pull requests

Successful merges:

 - rust-lang/rust#138291 (rewrite `optimize` attribute to use new attribute parsing infrastructure)
 - rust-lang/rust#140920 (Extract some shared code from codegen backend target feature handling)
 - rust-lang/rust#141990 (Implement send_signal for unix child processes)
 - rust-lang/rust#142668 (vec_deque/fmt/vec tests: remove static mut)
 - rust-lang/rust#142687 (Reduce uses of `hir_crate`.)
 - rust-lang/rust#142699 (Update books)
 - rust-lang/rust#142714 (add comment to `src/bootstrap/build.rs`)
 - rust-lang/rust#142753 (Update library dependencies)

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 5 insertions, 1 deletions

diff --git a/compiler/rustc_driver_impl/src/pretty.rs b/compiler/rustc_driver_impl/src/pretty.rs
index ec77043cd12..688307a941f 100644
--- a/compiler/rustc_driver_impl/src/pretty.rs
+++ b/compiler/rustc_driver_impl/src/pretty.rs
@@ -292,7 +292,11 @@ pub fn print<'tcx>(sess: &Session, ppm: PpMode, ex: PrintExtra<'tcx>) {
         }
         HirTree => {
             debug!("pretty printing HIR tree");
-            format!("{:#?}", ex.tcx().hir_crate(()))
+            ex.tcx()
+                .hir_crate_items(())
+                .owners()
+                .map(|owner| format!("{:#?} => {:#?}\n", owner, ex.tcx().hir_owner_nodes(owner)))
+                .collect()
         }
         Mir => {
             let mut out = Vec::new();