diff options
Diffstat (limited to 'vm.c')
-rw-r--r-- | vm.c | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -523,7 +523,9 @@ invoke_block_from_c(rb_thread_t *th, const rb_block_t *block, VALUE self, int argc, const VALUE *argv, const rb_block_t *blockptr, const NODE *cref) { - if (BUILTIN_TYPE(block->iseq) != T_NODE) { + if (SPECIAL_CONST_P(block->iseq)) + return Qnil; + else if (BUILTIN_TYPE(block->iseq) != T_NODE) { const rb_iseq_t *iseq = block->iseq; const rb_control_frame_t *cfp; int i, opt_pc, arg_size = iseq->arg_size; |