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      1 /* initpri1.c -- test constructor priorities.
      2 
      3    Copyright (C) 2007-2016 Free Software Foundation, Inc.
      4    Copied from the gcc testsuite, where the test was contributed by
      5    Mark Mitchell <mark (at) codesourcery.com>.
      6 
      7    This file is part of gold.
      8 
      9    This program is free software; you can redistribute it and/or modify
     10    it under the terms of the GNU General Public License as published by
     11    the Free Software Foundation; either version 3 of the License, or
     12    (at your option) any later version.
     13 
     14    This program is distributed in the hope that it will be useful,
     15    but WITHOUT ANY WARRANTY; without even the implied warranty of
     16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     17    GNU General Public License for more details.
     18 
     19    You should have received a copy of the GNU General Public License
     20    along with this program; if not, write to the Free Software
     21    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     22    MA 02110-1301, USA.  */
     23 
     24 /* This tests that the linker handles constructor and destructor
     25    priorities correctly.  */
     26 
     27 #include <stdlib.h>
     28 
     29 /* Constructor priorities in attributes were added in gcc 4.3.  */
     30 #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 2)
     31 
     32 int i;
     33 int j;
     34 
     35 void c1(void) __attribute__((constructor (500)));
     36 void c2(void) __attribute__((constructor (700)));
     37 void c3(void) __attribute__((constructor (600)));
     38 
     39 void c1() {
     40   if (i++ != 0)
     41     abort ();
     42 }
     43 
     44 void c2() {
     45   if (i++ != 2)
     46     abort ();
     47 }
     48 
     49 void c3() {
     50   if (i++ != 1)
     51     abort ();
     52 }
     53 
     54 void d1(void) __attribute__((destructor (500)));
     55 void d2(void) __attribute__((destructor (700)));
     56 void d3(void) __attribute__((destructor (600)));
     57 
     58 void d1() {
     59   if (--i != 0)
     60     abort ();
     61 }
     62 
     63 void d2() {
     64   if (--i != 2)
     65     abort ();
     66 }
     67 
     68 void d3() {
     69   if (j != 4)
     70     abort ();
     71   if (--i != 1)
     72     abort ();
     73 }
     74 
     75 void cd4(void) __attribute__((constructor (800), destructor (800)));
     76 
     77 void cd4() {
     78   if (i != 3)
     79     abort ();
     80   ++j;
     81 }
     82 
     83 void cd5(void) __attribute__((constructor, destructor));
     84 
     85 void cd5() {
     86   if (i != 3)
     87     abort();
     88   ++j;
     89 }
     90 
     91 int main (void) {
     92   if (i != 3)
     93     return 1;
     94   if (j != 2)
     95     abort ();
     96   return 0;
     97 }
     98 
     99 #else /* !(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 2)) */
    100 
    101 int main (void) {
    102   exit (0);
    103 }
    104 
    105 #endif /* !(__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 2)) */
    106