Introduce a no-op PlaceMention statement for let _ =.

2022-09-06 18:41:01 +02:00
parent be758ef5ab
commit 4462bb54e3
44 changed files with 139 additions and 20 deletions
--- a/compiler/rustc_mir_transform/src/separate_const_switch.rs
+++ b/compiler/rustc_mir_transform/src/separate_const_switch.rs
@@ -245,6 +245,7 @@ fn is_likely_const<'tcx>(mut tracked_place: Place<'tcx>, block: &BasicBlockData<
            | StatementKind::StorageLive(_)
            | StatementKind::Retag(_, _)
            | StatementKind::AscribeUserType(_, _)
+            | StatementKind::PlaceMention(..)
            | StatementKind::Coverage(_)
            | StatementKind::StorageDead(_)
            | StatementKind::Intrinsic(_)
@@ -315,6 +316,7 @@ fn find_determining_place<'tcx>(
            | StatementKind::StorageDead(_)
            | StatementKind::Retag(_, _)
            | StatementKind::AscribeUserType(_, _)
+            | StatementKind::PlaceMention(..)
            | StatementKind::Coverage(_)
            | StatementKind::Intrinsic(_)
            | StatementKind::ConstEvalCounter