1 /* Copyright 2015-2019 Free Software Foundation, Inc. 2 3 This program is free software; you can redistribute it and/or modify 4 it under the terms of the GNU General Public License as published by 5 the Free Software Foundation; either version 3 of the License, or 6 (at your option) any later version. 7 8 This program is distributed in the hope that it will be useful, 9 but WITHOUT ANY WARRANTY; without even the implied warranty of 10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 GNU General Public License for more details. 12 13 You should have received a copy of the GNU General Public License 14 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 15 16 class A; 17 static int get_value (const A* a); 18 19 class A 20 { 21 public: 22 typedef int ATYPE; 23 24 A () : a_ (21) {} 25 ATYPE get_var () { return a_; } 26 ATYPE get_var (unsigned long a) { return 100; } 27 ATYPE get_var (ATYPE a) { return 101; } 28 ATYPE get_var (float a) { return 102; } 29 ATYPE get_var (void *a) { return 103;} 30 ATYPE get_var (A& lr) { return 104; } 31 ATYPE get_var (A const& lr) { return 105; } 32 33 ATYPE get_var1 (int n) { return a_ << n; } 34 ATYPE get_var2 (int incr, unsigned n) { return (a_ + incr) << n; } 35 36 static ATYPE get_1 (int a) { return a + 1; } 37 static ATYPE get_2 (int a, int b) { return a + b + 2; } 38 39 friend ATYPE get_value (const A*); 40 41 private: 42 ATYPE a_; 43 }; 44 45 static A::ATYPE 46 get_value (A::ATYPE a) 47 { 48 return a; 49 } 50 51 static A::ATYPE 52 get_value (const A* a) 53 { 54 return a->a_; 55 } 56 57 static A::ATYPE 58 get_value () 59 { 60 return 200; 61 } 62 63 typedef int (A::*PMF) (A::ATYPE); 64 65 int 66 main () 67 { 68 A *a = new A (); 69 int var = 1234; 70 float f = 1.23; 71 unsigned long ul = 0xdeadbeef; 72 A const* ac = a; 73 74 PMF pmf = &A::get_var; 75 PMF *pmf_p = &pmf; 76 77 var -= a->get_var (); // break here 78 var -= a->get_var (1); 79 var -= a->get_var (ul); 80 var -= a->get_var (f); 81 var -= a->get_var (a); 82 var -= a->get_var (*a); 83 var -= a->get_var (*ac); 84 var -= a->get_var1 (1); 85 var -= a->get_var2 (1, 2); 86 var += (a->*pmf) (1); 87 var -= (a->**pmf_p) (1); 88 89 return var - A::get_1 (1) + A::get_2 (1, 2) + get_value () 90 + get_value (get_value ()) + get_value (a); 91 } 92