1 files changed, 4 insertions, 0 deletions
diff --git a/src/vm.c b/src/vm.c
index a12763b33..c044d5af1 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -2113,11 +2113,15 @@ mrb_context_run(mrb_state *mrb, struct RProc *proc, mrb_value self, unsigned int
 
     CASE(OP_DEBUG) {
       /* A      debug print R(A),R(B),R(C) */
+#ifdef ENABLE_DEBUG
+      mrb->debug_op_hook(mrb, irep, pc, regs);
+#else
 #ifdef ENABLE_STDIO
       printf("OP_DEBUG %d %d %d\n", GETARG_A(i), GETARG_B(i), GETARG_C(i));
 #else
       abort();
 #endif
+#endif
       NEXT;
     }