1 /* This testcase is part of GDB, the GNU debugger. 2 3 Copyright 2020-2023 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 #include <stdlib.h> 19 20 struct no_size 21 { 22 int n; 23 int items[]; 24 }; 25 26 struct zero_size 27 { 28 int n; 29 int items[0]; 30 }; 31 32 struct zero_size_only 33 { 34 int items[0]; 35 }; 36 37 struct no_size *ns; 38 struct zero_size *zs; 39 struct zero_size_only *zso; 40 41 static void 42 break_here (void) 43 { 44 } 45 46 int 47 main (void) 48 { 49 ns = (struct no_size *) malloc (sizeof (*ns) + 3 * sizeof (int)); 50 zs = (struct zero_size *) malloc (sizeof (*zs) + 3 * sizeof (int)); 51 zso = (struct zero_size_only *) malloc (sizeof (*zso) + 3 * sizeof (int)); 52 53 ns->n = 3; 54 ns->items[0] = 101; 55 ns->items[1] = 102; 56 ns->items[2] = 103; 57 58 zs->n = 3; 59 zs->items[0] = 201; 60 zs->items[1] = 202; 61 zs->items[2] = 203; 62 63 zso->items[0] = 301; 64 zso->items[1] = 302; 65 zso->items[2] = 303; 66 67 break_here (); 68 69 return 0; 70 } 71