re PR tree-optimization/51737 (g++ crashes (internal compiler error: Segmentation...
[gcc.git] / gcc / testsuite / g++.dg / torture / pr51737.C
1 // { dg-do compile }
2 template<class T> class intrusive_ptr {
3 public:
4 ~intrusive_ptr() { intrusive_ptr_release( px ); }
5 T * px;
6 };
7 template <typename T> struct intrusive_base {
8 friend void intrusive_ptr_release(T* ptr) { delete ptr; }
9 };
10 struct section_info;
11 struct file_info : intrusive_base<file_info> {
12 intrusive_ptr<file_info> parent;
13 intrusive_ptr<section_info> switched_section;
14 };
15 struct section_info : intrusive_base<section_info> {
16 intrusive_ptr<section_info> parent;
17 };
18 struct id_state {
19 void * start_file(void);
20 };
21 void * id_state::start_file(void) {
22 intrusive_ptr<file_info> parent;
23 }
24 struct id_generation_data : intrusive_base<id_generation_data> {
25 void child_length() const {}
26 };
27 void generate_id(id_generation_data& generation_data)
28 {
29 generation_data.child_length();
30 }