| 1 | /* This testcase is part of GDB, the GNU debugger. |
| 2 | |
| 3 | Copyright 2008-2016 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 | #include <stdio.h> |
| 19 | #include <stdlib.h> |
| 20 | #include <string.h> |
| 21 | |
| 22 | struct s |
| 23 | { |
| 24 | int a; |
| 25 | int b; |
| 26 | }; |
| 27 | |
| 28 | union u |
| 29 | { |
| 30 | int a; |
| 31 | float b; |
| 32 | }; |
| 33 | |
| 34 | enum e |
| 35 | { |
| 36 | ONE = 1, |
| 37 | TWO = 2 |
| 38 | }; |
| 39 | |
| 40 | typedef struct s *PTR; |
| 41 | |
| 42 | enum e evalue = TWO; |
| 43 | |
| 44 | struct str |
| 45 | { |
| 46 | int length; |
| 47 | /* Variable length. */ |
| 48 | char text[1]; |
| 49 | }; |
| 50 | |
| 51 | #ifdef __cplusplus |
| 52 | |
| 53 | struct Base { |
| 54 | virtual int x() { return 5; } |
| 55 | }; |
| 56 | |
| 57 | struct Derived : public Base { |
| 58 | }; |
| 59 | |
| 60 | Base *base = new Derived (); |
| 61 | Derived derived; |
| 62 | Base &base_ref = derived; |
| 63 | |
| 64 | void ptr_ref(int*& rptr_int) |
| 65 | { |
| 66 | return; /* break to inspect pointer by reference. */ |
| 67 | } |
| 68 | #endif |
| 69 | |
| 70 | void func1 () |
| 71 | { |
| 72 | printf ("void function called\n"); |
| 73 | } |
| 74 | |
| 75 | int func2 (int arg1, int arg2) |
| 76 | { |
| 77 | return arg1 + arg2; |
| 78 | } |
| 79 | |
| 80 | char **save_argv; |
| 81 | |
| 82 | int |
| 83 | main (int argc, char *argv[]) |
| 84 | { |
| 85 | char *cp = argv[0]; /* Prevent gcc from optimizing argv[] out. */ |
| 86 | struct s s; |
| 87 | union u u; |
| 88 | PTR x = &s; |
| 89 | char st[17] = "divide et impera"; |
| 90 | char nullst[17] = "divide\0et\0impera"; |
| 91 | void (*fp1) (void) = &func1; |
| 92 | int (*fp2) (int, int) = &func2; |
| 93 | const char *sptr = "pointer"; |
| 94 | const char *embed = "embedded x\201\202\203\204"; |
| 95 | int a[3] = {1,2,3}; |
| 96 | int *p = a; |
| 97 | int i = 2; |
| 98 | int *ptr_i = &i; |
| 99 | const char *sn = 0; |
| 100 | struct str *xstr; |
| 101 | |
| 102 | s.a = 3; |
| 103 | s.b = 5; |
| 104 | u.a = 7; |
| 105 | (*fp1) (); |
| 106 | (*fp2) (10,20); |
| 107 | |
| 108 | #ifdef __cplusplus |
| 109 | ptr_ref(ptr_i); |
| 110 | #endif |
| 111 | |
| 112 | #define STR_LENGTH 100 |
| 113 | xstr = (struct str *) malloc (sizeof (*xstr) + STR_LENGTH); |
| 114 | xstr->length = STR_LENGTH; |
| 115 | memset (xstr->text, 'x', STR_LENGTH); |
| 116 | #undef STR_LENGTH |
| 117 | |
| 118 | save_argv = argv; /* break to inspect struct and union */ |
| 119 | return 0; |
| 120 | } |