1 files changed, 2 insertions, 1 deletions
diff --git a/vm_core.h b/vm_core.h
index def9051006..c39bcad643 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -686,9 +686,10 @@ typedef struct rb_control_frame_struct {
     VALUE self;			/* cfp[3] / block[0] */
     const VALUE *ep;		/* cfp[4] / block[1] */
     const void *block_code;     /* cfp[5] / block[2] */ /* iseq or ifunc */
+    const VALUE *bp;		/* cfp[6] */
 
 #if VM_DEBUG_BP_CHECK
-    VALUE *bp_check;		/* cfp[6] */
+    VALUE *bp_check;		/* cfp[7] */
 #endif
 } rb_control_frame_t;