Only cache local adt_def results on disk

Aaron1011 · Aaron1011 · commit 00ce6dc7187a · 2021-12-16T18:32:00.000-05:00
An `AdtDef` contains `Span`s, and we don't appear
to actually encode the `SourceFile` for foreign
spans in the incremental cache in some cases.
diff --git a/compiler/rustc_middle/src/query/mod.rs b/compiler/rustc_middle/src/query/mod.rs
@@ -522,7 +522,7 @@ rustc_queries! {
     }
     query adt_def(key: DefId) -> &'tcx ty::AdtDef {
         desc { |tcx| "computing ADT definition for `{}`", tcx.def_path_str(key) }
-        cache_on_disk_if { true }
+        cache_on_disk_if { key.is_local() }
         separate_provide_extern
     }
     query adt_destructor(key: DefId) -> Option<ty::Destructor> {

Original file line number	Diff line number	Diff line change
`@@ -522,7 +522,7 @@ rustc_queries! {`
`522`	`522`	`}`
`523`	`523`	`query adt_def(key: DefId) -> &'tcx ty::AdtDef {`
`524`	`524`	desc { \|tcx\| "computing ADT definition for `{}`", tcx.def_path_str(key) }
`525`		`- cache_on_disk_if { true }`
	`525`	`+ cache_on_disk_if { key.is_local() }`
`526`	`526`	`separate_provide_extern`
`527`	`527`	`}`
`528`	`528`	`query adt_destructor(key: DefId) -> Option<ty::Destructor> {`