gdb/testsuite/gdb.python/py-value-cc.cc

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2012-2020 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 class A {
  19  public:
  20   int operator+ (const int a1);
  21
  22  public:
  23   int a;
  24 };
  25
  26 int
  27 A::operator+ (const int a1)
  28 {
  29   return a + a1;
  30 }
  31
  32 union U {
  33   int a;
  34   char c;
  35 };
  36
  37 class B : public A {
  38  public:
  39   char a;
  40 };
  41
  42 struct X
  43 {
  44   union { int x; char y; };
  45   union { int a; char b; };
  46 };
  47
  48 union UU
  49 {
  50   union { int x; char y; };
  51   union { int a; char b; };
  52 };
  53
  54 typedef B Btd;
  55 typedef int *int_ptr;
  56 typedef X Xtd;
  57
  58 int
  59 func (const A &a)
  60 {
  61   int val = 10;
  62   int &int_ref = val;
  63   int_ptr ptr = &val;
  64   int_ptr &int_ptr_ref = ptr;
  65
  66   B b;
  67   B b1;
  68
  69   b.a = 'a';
  70   b.A::a = 10;
  71
  72   B *b_obj = &b1;
  73   b_obj->a = 'b';
  74   b_obj->A::a = 100;
  75
  76   B &b_ref = b1;
  77   Btd &b_td = b1;
  78
  79   U u;
  80   u.a = 99;
  81
  82   X x;
  83   x.x = 101;
  84   x.a = 102;
  85
  86   UU uu;
  87   uu.x = 1000;
  88
  89   X *x_ptr = &x;
  90   Xtd *xtd = &x;
  91
  92   return 0; /* Break here.  */
  93 }
  94
  95 int
  96 main ()
  97 {
  98   A obj;
  99
 100   obj.a = 5;
 101
 102   return func (obj);
 103 }