| 1 | /* This testcase is part of GDB, the GNU debugger. |
| 2 | |
| 3 | Copyright 2003-2016 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 | struct A |
| 19 | { |
| 20 | virtual ~A (); |
| 21 | int a1; |
| 22 | }; |
| 23 | |
| 24 | A::~A() |
| 25 | { |
| 26 | a1 = 800; |
| 27 | } |
| 28 | |
| 29 | struct B : public A |
| 30 | { |
| 31 | virtual ~B (); |
| 32 | int b1; |
| 33 | int b2; |
| 34 | }; |
| 35 | |
| 36 | B::~B() |
| 37 | { |
| 38 | a1 = 900; |
| 39 | b1 = 901; |
| 40 | b2 = 902; |
| 41 | } |
| 42 | |
| 43 | struct C : public B |
| 44 | { |
| 45 | A *c1; |
| 46 | A *c2; |
| 47 | }; |
| 48 | |
| 49 | /* Use a typedef for the baseclass, with a virtual method, to exercise |
| 50 | gnu-v3-abi.c:gnuv3_dynamic_class recursion. It's important that the |
| 51 | class itself have no name to make sure the typedef makes it through |
| 52 | to the recursive call. */ |
| 53 | typedef class { |
| 54 | public: |
| 55 | /* This class has no members as gcc 4.9.x doesn't emit the debug info |
| 56 | for them. */ |
| 57 | virtual int get () { return 42; } |
| 58 | } Dbase; |
| 59 | |
| 60 | class D : public Dbase |
| 61 | { |
| 62 | public: |
| 63 | int d1; |
| 64 | }; |
| 65 | |
| 66 | // Stop the compiler from optimizing away data. |
| 67 | void refer (A *) |
| 68 | { |
| 69 | ; |
| 70 | } |
| 71 | |
| 72 | struct empty {}; |
| 73 | |
| 74 | // Stop the compiler from optimizing away data. |
| 75 | void refer (empty *) |
| 76 | { |
| 77 | ; |
| 78 | } |
| 79 | |
| 80 | int main (void) |
| 81 | { |
| 82 | A alpha, *aap, *abp, *acp; |
| 83 | B beta, *bbp; |
| 84 | C gamma; |
| 85 | D delta; |
| 86 | empty e; |
| 87 | A &aref (alpha); |
| 88 | |
| 89 | alpha.a1 = 100; |
| 90 | beta.a1 = 200; beta.b1 = 201; beta.b2 = 202; |
| 91 | gamma.c1 = 0; gamma.c2 = (A *) ~0UL; |
| 92 | delta.d1 = 400; |
| 93 | |
| 94 | aap = α refer (aap); |
| 95 | abp = β refer (abp); |
| 96 | bbp = β refer (bbp); |
| 97 | acp = γ refer (acp); |
| 98 | refer (&e); |
| 99 | |
| 100 | return 0; // marker return 0 |
| 101 | } // marker close brace |