1 files changed, 11 insertions, 0 deletions
diff --git a/internal.h b/internal.h
index 9172fb1892..0a4bcba5fa 100644
--- a/internal.h
+++ b/internal.h
@@ -532,6 +532,7 @@ struct RIMemo {
 enum imemo_type {
     imemo_none,
     imemo_cref,
+    imemo_svar,
     imemo_mask = 0x07
 };
 
@@ -634,6 +635,16 @@ CREF_OMOD_SHARED_UNSET(rb_cref_t *cref)
     cref->flags &= ~NODE_FL_CREF_OMOD_SHARED_;
 }
 
+/* SVAR */
+
+struct vm_svar {
+    VALUE flags;
+    const rb_cref_t * const cref;
+    const VALUE lastline;
+    const VALUE backref;
+    const VALUE others;
+};
+
 /* MEMO */
 
 struct MEMO {