libstdc++-v3/testsuite/libstdc++-xmethods/shared_ptr.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-options "-g -O0" }
   3 // { dg-require-effective-target hosted }
   4
   5 // Copyright (C) 2016-2025 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 #include <memory>
  23
  24 struct x_struct
  25 {
  26   int y;
  27 };
  28
  29 int
  30 main ()
  31 {
  32   std::shared_ptr<int> p(new int(10));
  33
  34   std::shared_ptr<x_struct> q(new x_struct{23});
  35
  36   std::shared_ptr<x_struct[]> r(new x_struct[2]{ {46}, {69} });
  37
  38   std::shared_ptr<x_struct[3]> s(new x_struct[2]{ {92}, {115} });
  39
  40   auto qq = q;
  41
  42 // { dg-final { note-test *p 10 } }
  43 // { dg-final { regexp-test p.get() 0x.* } }
  44
  45 // { dg-final { whatis-test *p int } }
  46 // { dg-final { whatis-test p.get() "int \*" } }
  47
  48 // { dg-final { note-test *q {\{y = 23\}} } }
  49 // { dg-final { regexp-test q.get() 0x.* } }
  50 // { dg-final { note-test q->y 23 } }
  51
  52 // { dg-final { whatis-test *q x_struct } }
  53 // { dg-final { whatis-test q.get() "x_struct \*" } }
  54 // { dg-final { whatis-test q->y int } }
  55
  56 // { dg-final { note-test r\[1] {\{y = 69\}} } }
  57 // { dg-final { regexp-test r.get() 0x.* } }
  58 // { dg-final { note-test r\[1].y 69 } }
  59
  60 // { dg-final { whatis-test r\[1] x_struct } }
  61 // { dg-final { whatis-test r.get() "x_struct \*" } }
  62 // { dg-final { whatis-test r\[1].y int } }
  63
  64 // { dg-final { note-test s\[1] {\{y = 115\}} } }
  65 // { dg-final { regexp-test s.get() 0x.* } }
  66 // { dg-final { note-test s\[1].y 115 } }
  67
  68 // { dg-final { whatis-test s\[1] x_struct } }
  69 // { dg-final { whatis-test s.get() "x_struct \*" } }
  70 // { dg-final { whatis-test s\[1].y int } }
  71
  72 // { dg-final { note-test p.use_count() 1 } }
  73 // { dg-final { note-test p.unique() true } }
  74 // { dg-final { note-test q.use_count() 2 } }
  75 // { dg-final { note-test q.unique() false } }
  76
  77   return 0;  // Mark SPOT
  78 }
  79
  80 // { dg-final { gdb-test SPOT {} 1 } }