Treat iseq as PPP again.

wks · wks · commit 68a6bbf8b5dc · 2024-01-29T17:09:55.000+08:00
An upstream change made iseq pin the operands of the INSN instances allocated in `ISEQ_COMPILE_DATA(iseq)->insn.storage_head`. We now need to pin those operands, too. Fixes: mmtk/mmtk-ruby#49
diff --git a/mmtk_support.c b/mmtk_support.c
@@ -554,6 +554,7 @@ rb_mmtk_is_ppp(VALUE obj) {
         return true;
       case T_IMEMO:
         switch (imemo_type(obj)) {
+          case imemo_iseq:
           case imemo_tmpbuf:
           case imemo_ast:
           case imemo_ifunc:
