diff options
| -rw-r--r-- | gc/default/default.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gc/default/default.c b/gc/default/default.c index 9b40fed097..c23adae062 100644 --- a/gc/default/default.c +++ b/gc/default/default.c @@ -6044,6 +6044,7 @@ rb_gc_impl_writebarrier(void *objspace_ptr, VALUE a, VALUE b) if (SPECIAL_CONST_P(b)) return; + GC_ASSERT(!during_gc); GC_ASSERT(RB_BUILTIN_TYPE(a) != T_NONE); GC_ASSERT(RB_BUILTIN_TYPE(a) != T_MOVED); GC_ASSERT(RB_BUILTIN_TYPE(a) != T_ZOMBIE); |