Auto merge of #141773 - oli-obk:coro-borrow-parallel-loop, r=compiler-errors

bors · bors · commit 91fad92585b2 · 2025-06-02T04:18:14.000Z
Merge coroutine obligation checking into borrowck parallel loop

r? `@ghost`

attempts at increasing parallelism in parallel rustc by merging parallel blocks that run in sequence
diff --git a/compiler/rustc_interface/src/passes.rs b/compiler/rustc_interface/src/passes.rs
@@ -1012,10 +1012,6 @@ fn run_required_analyses(tcx: TyCtxt<'_>) {
             {
                 tcx.ensure_ok().mir_drops_elaborated_and_const_checked(def_id);
             }
-        });
-    });
-    sess.time("coroutine_obligations", || {
-        tcx.par_hir_body_owners(|def_id| {
             if tcx.is_coroutine(def_id.to_def_id()) {
                 tcx.ensure_ok().mir_coroutine_witnesses(def_id);
                 let _ = tcx.ensure_ok().check_coroutine_obligations(

Original file line number	Diff line number	Diff line change
`@@ -1012,10 +1012,6 @@ fn run_required_analyses(tcx: TyCtxt<'_>) {`
`1012`	`1012`	`{`
`1013`	`1013`	`tcx.ensure_ok().mir_drops_elaborated_and_const_checked(def_id);`
`1014`	`1014`	`}`
`1015`		`- });`
`1016`		`- });`
`1017`		`- sess.time("coroutine_obligations", \|\| {`
`1018`		`- tcx.par_hir_body_owners(\|def_id\| {`
`1019`	`1015`	`if tcx.is_coroutine(def_id.to_def_id()) {`
`1020`	`1016`	`tcx.ensure_ok().mir_coroutine_witnesses(def_id);`
`1021`	`1017`	`let _ = tcx.ensure_ok().check_coroutine_obligations(`