Add write barrier to rb_cArray_empty_frozen

jhawthorn · k0kubun · commit 7de09550dad4 · 2025-09-05T09:05:06.000-07:00
Found by wbcheck
diff --git a/compile.c b/compile.c
@@ -3476,7 +3476,7 @@ iseq_peephole_optimize(rb_iseq_t *iseq, LINK_ELEMENT *list, const int do_tailcal
                 iobj->insn_id = BIN(opt_ary_freeze);
                 iobj->operand_size = 2;
                 iobj->operands = compile_data_calloc2(iseq, iobj->operand_size, sizeof(VALUE));
-                iobj->operands[0] = rb_cArray_empty_frozen;
+                RB_OBJ_WRITE(iseq, &iobj->operands[0], rb_cArray_empty_frozen);
                 iobj->operands[1] = (VALUE)ci;
                 ELEM_REMOVE(next);
             }

Original file line number	Diff line number	Diff line change
`@@ -3476,7 +3476,7 @@ iseq_peephole_optimize(rb_iseq_t iseq, LINK_ELEMENT list, const int do_tailcal`
`3476`	`3476`	`iobj->insn_id = BIN(opt_ary_freeze);`
`3477`	`3477`	`iobj->operand_size = 2;`
`3478`	`3478`	`iobj->operands = compile_data_calloc2(iseq, iobj->operand_size, sizeof(VALUE));`
`3479`		`- iobj->operands[0] = rb_cArray_empty_frozen;`
	`3479`	`+ RB_OBJ_WRITE(iseq, &iobj->operands[0], rb_cArray_empty_frozen);`
`3480`	`3480`	`iobj->operands[1] = (VALUE)ci;`
`3481`	`3481`	`ELEM_REMOVE(next);`
`3482`	`3482`	`}`