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121 lines
2.2 KiB
C
121 lines
2.2 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2008-2015 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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struct s
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{
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int a;
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int b;
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};
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union u
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{
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int a;
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float b;
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};
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enum e
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{
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ONE = 1,
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TWO = 2
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};
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typedef struct s *PTR;
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enum e evalue = TWO;
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struct str
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{
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int length;
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/* Variable length. */
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char text[1];
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};
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#ifdef __cplusplus
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struct Base {
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virtual int x() { return 5; }
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};
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struct Derived : public Base {
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};
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Base *base = new Derived ();
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Derived derived;
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Base &base_ref = derived;
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void ptr_ref(int*& rptr_int)
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{
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return; /* break to inspect pointer by reference. */
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}
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#endif
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void func1 ()
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{
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printf ("void function called\n");
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}
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int func2 (int arg1, int arg2)
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{
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return arg1 + arg2;
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}
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char **save_argv;
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int
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main (int argc, char *argv[])
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{
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char *cp = argv[0]; /* Prevent gcc from optimizing argv[] out. */
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struct s s;
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union u u;
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PTR x = &s;
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char st[17] = "divide et impera";
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char nullst[17] = "divide\0et\0impera";
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void (*fp1) (void) = &func1;
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int (*fp2) (int, int) = &func2;
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const char *sptr = "pointer";
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const char *embed = "embedded x\201\202\203\204";
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int a[3] = {1,2,3};
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int *p = a;
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int i = 2;
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int *ptr_i = &i;
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const char *sn = 0;
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struct str *xstr;
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s.a = 3;
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s.b = 5;
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u.a = 7;
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(*fp1) ();
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(*fp2) (10,20);
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#ifdef __cplusplus
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ptr_ref(ptr_i);
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#endif
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#define STR_LENGTH 100
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xstr = (struct str *) malloc (sizeof (*xstr) + STR_LENGTH);
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xstr->length = STR_LENGTH;
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memset (xstr->text, 'x', STR_LENGTH);
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#undef STR_LENGTH
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save_argv = argv; /* break to inspect struct and union */
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return 0;
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}
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