Fix compaction for generic ivars

When generic instance variable has a shape, it is marked movable. If it
it transitions to too complex, it needs to update references otherwise
it may have incorrect references.

1 files changed, 8 insertions, 2 deletions

diff --git a/gc.c b/gc.c
index 260b891b1e..2d7eb4de93 100644
--- a/gc.c
+++ b/gc.c
@@ -7255,7 +7255,7 @@ gc_mark_children(rb_objspace_t *objspace, VALUE obj)
     gc_mark_set_parent(objspace, obj);
 
     if (FL_TEST(obj, FL_EXIVAR)) {
-        rb_mark_and_update_generic_ivar(obj);
+        rb_mark_generic_ivar(obj);
     }
 
     switch (BUILTIN_TYPE(obj)) {
@@ -10249,6 +10249,12 @@ gc_ref_update_table_values_only(rb_objspace_t *objspace, st_table *tbl)
     }
 }
 
+void
+rb_gc_ref_update_table_values_only(st_table *tbl)
+{
+    gc_ref_update_table_values_only(&rb_objspace, tbl);
+}
+
 static void
 gc_update_table_refs(rb_objspace_t * objspace, st_table *tbl)
 {
@@ -10623,7 +10629,7 @@ gc_update_object_references(rb_objspace_t *objspace, VALUE obj)
     gc_report(4, objspace, "update-refs: %p ->\n", (void *)obj);
 
     if (FL_TEST(obj, FL_EXIVAR)) {
-        rb_mark_and_update_generic_ivar(obj);
+        rb_ref_update_generic_ivar(obj);
     }
 
     switch (BUILTIN_TYPE(obj)) {