check USE_MJIT

iseq->body->jit_unit is not available if USE_MJIT==0 .

1 files changed, 2 insertions, 0 deletions

diff --git a/iseq.c b/iseq.c
index c6c5c6e127..25f45a767f 100644
--- a/iseq.c
+++ b/iseq.c
@@ -358,6 +358,7 @@ rb_iseq_mark(const rb_iseq_t *iseq)
 	    }
 	}
 
+#if USE_MJIT
         if (body->jit_unit && body->jit_unit->cc_entries != NULL) {
             // TODO: move to mjit.c?
             for (unsigned int i=0; i<body->ci_size; i++) {
@@ -365,6 +366,7 @@ rb_iseq_mark(const rb_iseq_t *iseq)
                 rb_gc_mark((VALUE)cc); // pindown
             }
         }
+#endif
     }
 
     if (FL_TEST_RAW(iseq, ISEQ_NOT_LOADED_YET)) {