libstdc++-v3/testsuite/libstdc++-prettyprinters/libfundts.cc

   1 // { dg-do run { target c++14 } }
   2 // { dg-options "-g -O0" }
   3
   4 // Copyright (C) 2014-2024 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 #include <experimental/any>
  22 #include <experimental/optional>
  23 #include <experimental/string_view>
  24 #include <string>
  25 #include <map>
  26 #include <iostream>
  27
  28 using std::experimental::any;
  29 using std::experimental::optional;
  30 using std::experimental::string_view;
  31
  32 int
  33 main()
  34 {
  35   // Ensure debug info for std::string is issued in the local
  36   // translation unit, so that GDB won't pick up any alternate
  37   // std::string notion that might be present in libstdc++.so.
  38   std::string bah = "hi";
  39   (void)bah;
  40
  41   string_view str = "string";
  42 // { dg-final { note-test str "\"string\"" } }
  43
  44   optional<int> o;
  45 // { dg-final { note-test o {std::experimental::optional [no contained value]} } }
  46   optional<bool> ob{false};
  47 // { dg-final { note-test ob {std::experimental::optional = {[contained value] = false}} } }
  48   optional<int> oi{5};
  49 // { dg-final { note-test oi {std::experimental::optional = {[contained value] = 5}} } }
  50   optional<void*> op{nullptr};
  51 // { dg-final { note-test op {std::experimental::optional = {[contained value] = 0x0}} } }
  52   optional<std::map<int, double>> om;
  53   om = std::map<int, double>{ {1, 2.}, {3, 4.}, {5, 6.} };
  54 // { dg-final { regexp-test om {std::experimental::optional containing std::(__debug::)?map with 3 elements = {\[1\] = 2, \[3\] = 4, \[5\] = 6}} } }
  55   optional<std::string> os{ "stringy" };
  56 // { dg-final { note-test os {std::experimental::optional = {[contained value] = "stringy"}} } }
  57
  58   any a;
  59 // { dg-final { note-test a {std::experimental::any [no contained value]} } }
  60   any ab(false);
  61 // { dg-final { note-test ab {std::experimental::any containing bool = {[contained value] = false}} } }
  62   any ai(6);
  63 // { dg-final { note-test ai {std::experimental::any containing int = {[contained value] = 6}} } }
  64   any ap = (void*)nullptr;
  65 // { dg-final { note-test ap {std::experimental::any containing void * = {[contained value] = 0x0}} } }
  66   any as = *os;
  67 // { dg-final { note-test as {std::experimental::any containing std::string = {[contained value] = "stringy"}} } }
  68   any as2("stringiest");
  69 // { dg-final { regexp-test as2 {std::experimental::any containing const char \* = {\[contained value\] = 0x[[:xdigit:]]+ "stringiest"}} } }
  70   any am = *om;
  71 // { dg-final { regexp-test am {std::experimental::any containing std::(__debug::)?map with 3 elements = {\[1\] = 2, \[3\] = 4, \[5\] = 6}} } }
  72
  73   std::cout << "\n";
  74   return 0;                     // Mark SPOT
  75 }
  76
  77 // { dg-final { gdb-test SPOT } }