1 /* This testcase is part of GDB, the GNU debugger. 2 3 Copyright 2008-2023 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 <stdio.h> 19 20 struct s 21 { 22 int a; 23 int b; 24 }; 25 26 union u 27 { 28 int a; 29 float b; 30 }; 31 32 enum e 33 { 34 ONE = 1, 35 TWO = 2 36 }; 37 38 typedef struct s *PTR; 39 40 enum e evalue = TWO; 41 42 #ifdef __cplusplus 43 44 struct Base { 45 virtual int x() { return 5; } 46 }; 47 48 struct Derived : public Base { 49 }; 50 51 Base *base = new Derived (); 52 Derived derived; 53 Base &base_ref = derived; 54 55 void ptr_ref(int*& rptr_int) 56 { 57 return; /* break to inspect pointer by reference. */ 58 } 59 #endif 60 61 void func1 () 62 { 63 printf ("void function called\n"); 64 } 65 66 int func2 (int arg1, int arg2) 67 { 68 return arg1 + arg2; 69 } 70 71 char **save_argv; 72 73 int 74 main (int argc, char *argv[]) 75 { 76 char *cp = argv[0]; /* Prevent gcc from optimizing argv[] out. */ 77 struct s s; 78 union u u; 79 PTR x = &s; 80 char st[17] = "divide et impera"; 81 char nullst[17] = "divide\0et\0impera"; 82 void (*fp1) (void) = &func1; 83 int (*fp2) (int, int) = &func2; 84 const char *embed = "embedded x\201\202\203\204"; 85 int a[3] = {1,2,3}; 86 int *p = a; 87 int i = 2; 88 int *ptr_i = &i; 89 s.a = 3; 90 s.b = 5; 91 u.a = 7; 92 (*fp1) (); 93 (*fp2) (10,20); 94 95 #ifdef __cplusplus 96 ptr_ref(ptr_i); 97 #endif 98 99 save_argv = argv; /* break to inspect struct and union */ 100 return 0; 101 } 102