diff options
Diffstat (limited to 'vm_insnhelper.c')
| -rw-r--r-- | vm_insnhelper.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/vm_insnhelper.c b/vm_insnhelper.c index 9f3a641fbe..707739e98f 100644 --- a/vm_insnhelper.c +++ b/vm_insnhelper.c @@ -295,6 +295,26 @@ rb_vm_get_cref(const rb_iseq_t *iseq, const VALUE *ep) return cref; } +void +rb_vm_rewrite_cref_stack(NODE *node, VALUE old_klass, VALUE new_klass, NODE **new_cref_ptr) +{ + NODE *new_node; + while (node) { + if (node->nd_clss == old_klass) { + new_node = NEW_CREF(new_klass); + COPY_CREF_OMOD(new_node, node); + *new_cref_ptr = new_node; + return; + } + new_node = NEW_CREF(node->nd_clss); + COPY_CREF_OMOD(new_node, node); + node = node->nd_next; + *new_cref_ptr = new_node; + new_cref_ptr = &new_node->nd_next; + } + *new_cref_ptr = NULL; +} + static NODE * vm_cref_push(rb_thread_t *th, VALUE klass, int noex, rb_block_t *blockptr) { |