Revert "vm_args.c (rb_warn_check): Use iseq_unique_id instead of its pointer"

This reverts commit 036bc1da6c6c9b0fa9b7f5968d897a9554dd770e.

This caused a failure on iseq_binary mode.
http://ci.rvm.jp/results/trunk-iseq_binary@silicon-docker/2474587

Numbering iseqs is not trivial due to dump/load.

1 files changed, 0 insertions, 2 deletions

diff --git a/vm_core.h b/vm_core.h
index 4b1b9e43d0..f7ec156cc5 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -447,8 +447,6 @@ struct rb_iseq_constant_body {
     long unsigned total_calls; /* number of total calls with `mjit_exec()` */
     struct rb_mjit_unit *jit_unit;
 #endif
-
-    unsigned long iseq_unique_id; /* -- Remove In 3.0 -- */
 };
 
 /* T_IMEMO/iseq */