Add missing write barriers to ibf_load

Found by wbcheck

1 files changed, 7 insertions, 3 deletions

diff --git a/compile.c b/compile.c
index 22eadc8d25..82671ec348 100644
--- a/compile.c
+++ b/compile.c
@@ -12698,9 +12698,13 @@ ibf_load_iseq_each(struct ibf_load *load, rb_iseq_t *iseq, ibf_offset_t offset)
     load_body->insns_info.positions = ibf_load_insns_info_positions(load, insns_info_positions_offset, insns_info_size);
     load_body->local_table          = ibf_load_local_table(load, local_table_offset, local_table_size);
     load_body->catch_table          = ibf_load_catch_table(load, catch_table_offset, catch_table_size);
-    load_body->parent_iseq          = ibf_load_iseq(load, (const rb_iseq_t *)(VALUE)parent_iseq_index);
-    load_body->local_iseq           = ibf_load_iseq(load, (const rb_iseq_t *)(VALUE)local_iseq_index);
-    load_body->mandatory_only_iseq  = ibf_load_iseq(load, (const rb_iseq_t *)(VALUE)mandatory_only_iseq_index);
+    const rb_iseq_t *parent_iseq = ibf_load_iseq(load, (const rb_iseq_t *)(VALUE)parent_iseq_index);
+    const rb_iseq_t *local_iseq = ibf_load_iseq(load, (const rb_iseq_t *)(VALUE)local_iseq_index);
+    const rb_iseq_t *mandatory_only_iseq = ibf_load_iseq(load, (const rb_iseq_t *)(VALUE)mandatory_only_iseq_index);
+
+    RB_OBJ_WRITE(iseq, &load_body->parent_iseq, parent_iseq);
+    RB_OBJ_WRITE(iseq, &load_body->local_iseq, local_iseq);
+    RB_OBJ_WRITE(iseq, &load_body->mandatory_only_iseq, mandatory_only_iseq);
 
     ibf_load_code(load, iseq, bytecode_offset, bytecode_size, iseq_size);
 #if VM_INSN_INFO_TABLE_IMPL == 2