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-rw-r--r--compiler/rustc_borrowck/src/invalidation.rs26
1 files changed, 15 insertions, 11 deletions
diff --git a/compiler/rustc_borrowck/src/invalidation.rs b/compiler/rustc_borrowck/src/invalidation.rs
index ec521b1cf..3157f861d 100644
--- a/compiler/rustc_borrowck/src/invalidation.rs
+++ b/compiler/rustc_borrowck/src/invalidation.rs
@@ -1,6 +1,6 @@
use rustc_data_structures::graph::dominators::Dominators;
use rustc_middle::mir::visit::Visitor;
-use rustc_middle::mir::{BasicBlock, Body, Location, Place, Rvalue};
+use rustc_middle::mir::{self, BasicBlock, Body, Location, NonDivergingIntrinsic, Place, Rvalue};
use rustc_middle::mir::{BorrowKind, Mutability, Operand};
use rustc_middle::mir::{InlineAsmOperand, Terminator, TerminatorKind};
use rustc_middle::mir::{Statement, StatementKind};
@@ -63,23 +63,24 @@ impl<'cx, 'tcx> Visitor<'tcx> for InvalidationGenerator<'cx, 'tcx> {
StatementKind::FakeRead(box (_, _)) => {
// Only relevant for initialized/liveness/safety checks.
}
- StatementKind::CopyNonOverlapping(box rustc_middle::mir::CopyNonOverlapping {
+ StatementKind::Intrinsic(box NonDivergingIntrinsic::Assume(op)) => {
+ self.consume_operand(location, op);
+ }
+ StatementKind::Intrinsic(box NonDivergingIntrinsic::CopyNonOverlapping(mir::CopyNonOverlapping {
ref src,
ref dst,
ref count,
- }) => {
+ })) => {
self.consume_operand(location, src);
self.consume_operand(location, dst);
self.consume_operand(location, count);
}
- StatementKind::Nop
+ // Only relevant for mir typeck
+ StatementKind::AscribeUserType(..)
+ // Doesn't have any language semantics
| StatementKind::Coverage(..)
- | StatementKind::AscribeUserType(..)
- | StatementKind::Retag { .. }
- | StatementKind::StorageLive(..) => {
- // `Nop`, `AscribeUserType`, `Retag`, and `StorageLive` are irrelevant
- // to borrow check.
- }
+ // Does not actually affect borrowck
+ | StatementKind::StorageLive(..) => {}
StatementKind::StorageDead(local) => {
self.access_place(
location,
@@ -88,7 +89,10 @@ impl<'cx, 'tcx> Visitor<'tcx> for InvalidationGenerator<'cx, 'tcx> {
LocalMutationIsAllowed::Yes,
);
}
- StatementKind::Deinit(..) | StatementKind::SetDiscriminant { .. } => {
+ StatementKind::Nop
+ | StatementKind::Retag { .. }
+ | StatementKind::Deinit(..)
+ | StatementKind::SetDiscriminant { .. } => {
bug!("Statement not allowed in this MIR phase")
}
}