1 files changed, 5 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/thir.rs b/compiler/rustc_middle/src/thir.rs
index 7d79a13d3fd..084446697cb 100644
--- a/compiler/rustc_middle/src/thir.rs
+++ b/compiler/rustc_middle/src/thir.rs
@@ -481,6 +481,11 @@ pub enum ExprKind<'tcx> {
     },
     /// Inline assembly, i.e. `asm!()`.
     InlineAsm(Box<InlineAsmExpr<'tcx>>),
+    /// Field offset (`offset_of!`)
+    OffsetOf {
+        container: Ty<'tcx>,
+        fields: Vec<FieldIdx>,
+    },
     /// An expression taking a reference to a thread local.
     ThreadLocalRef(DefId),
     /// A `yield` expression.