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      1 /* This testcase is part of GDB, the GNU debugger.
      2 
      3    Copyright 2015-2024 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 /*
     19 Define TestStrings, TestStringsH, and TestStringsW to test utf8, utf16,
     20 and utf32 strings respectively.
     21 To avoid compile errors due to old compiler mode, we don't use string
     22 literals.  The content of each array is the same as followings:
     23 
     24   const char TestStrings[] = {
     25       "ABCD"
     26       "EFGHIJKLMNOPQRSTUVWXYZ\0"
     27       "\0"
     28       "\0"
     29       "\u307B\u3052\u307B\u3052\0"
     30       "012345678901234567890123456789\0"
     31       "!!!!!!\0"
     32   };
     33 */
     34 
     35 unsigned char TestStringsBase[] = {
     36   /* This is here just to ensure we have a null character before
     37      TestStrings, to avoid showing garbage when we look for strings
     38      backwards from TestStrings.  */
     39   0x0,
     40 
     41   0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48,
     42   0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50,
     43   0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
     44   0x59, 0x5a, 0x00, 0x00, 0x00, 0xe3, 0x81, 0xbb,
     45   0xe3, 0x81, 0x92, 0xe3, 0x81, 0xbb, 0xe3, 0x81,
     46   0x92, 0x00, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
     47   0x36, 0x37, 0x38, 0x39, 0x30, 0x31, 0x32, 0x33,
     48   0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x30, 0x31,
     49   0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39,
     50   0x00, 0x21, 0x21, 0x21, 0x21, 0x21, 0x21, 0x00,
     51   0x00
     52 };
     53 
     54 unsigned char *TestStrings = &TestStringsBase[1];
     55 
     56 short TestStringsHBase[] = {
     57   /* This is here just to ensure we have a null character before
     58      TestStringsH, to avoid showing garbage when we look for strings
     59      backwards from TestStringsH.  */
     60   0x0,
     61 
     62   0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047, 0x0048,
     63   0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f, 0x0050,
     64   0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058,
     65   0x0059, 0x005a, 0x0000, 0x0000, 0x0000, 0x307b, 0x3052, 0x307b,
     66   0x3052, 0x0000, 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035,
     67   0x0036, 0x0037, 0x0038, 0x0039, 0x0030, 0x0031, 0x0032, 0x0033,
     68   0x0034, 0x0035, 0x0036, 0x0037, 0x0038, 0x0039, 0x0030, 0x0031,
     69   0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037, 0x0038, 0x0039,
     70   0x0000, 0x0021, 0x0021, 0x0021, 0x0021, 0x0021, 0x0021, 0x0000,
     71   0x0000
     72 };
     73 
     74 short *TestStringsH = &TestStringsHBase[1];
     75 
     76 int TestStringsWBase[] = {
     77   /* This is here just to ensure we have a null character before
     78      TestStringsW, to avoid showing garbage when we look for strings
     79      backwards from TestStringsW.  */
     80   0x0,
     81 
     82   0x00000041, 0x00000042, 0x00000043, 0x00000044,
     83   0x00000045, 0x00000046, 0x00000047, 0x00000048,
     84   0x00000049, 0x0000004a, 0x0000004b, 0x0000004c,
     85   0x0000004d, 0x0000004e, 0x0000004f, 0x00000050,
     86   0x00000051, 0x00000052, 0x00000053, 0x00000054,
     87   0x00000055, 0x00000056, 0x00000057, 0x00000058,
     88   0x00000059, 0x0000005a, 0x00000000, 0x00000000,
     89   0x00000000, 0x0000307b, 0x00003052, 0x0000307b,
     90   0x00003052, 0x00000000, 0x00000030, 0x00000031,
     91   0x00000032, 0x00000033, 0x00000034, 0x00000035,
     92   0x00000036, 0x00000037, 0x00000038, 0x00000039,
     93   0x00000030, 0x00000031, 0x00000032, 0x00000033,
     94   0x00000034, 0x00000035, 0x00000036, 0x00000037,
     95   0x00000038, 0x00000039, 0x00000030, 0x00000031,
     96   0x00000032, 0x00000033, 0x00000034, 0x00000035,
     97   0x00000036, 0x00000037, 0x00000038, 0x00000039,
     98   0x00000000, 0x00000021, 0x00000021, 0x00000021,
     99   0x00000021, 0x00000021, 0x00000021, 0x00000000,
    100   0x00000000
    101 };
    102 
    103 int *TestStringsW = &TestStringsWBase[1];
    104 
    105 int
    106 main (void)
    107 {
    108   /* Clang++ eliminates the variables if nothing references them.  */
    109   int dummy = TestStrings[0] + TestStringsH[0] + TestStringsW[0];
    110 
    111   /* Backward disassemble test requires at least 20 instructions in
    112      this function.  Adding a simple bubble sort.  */
    113   int i, j;
    114   int n[] = {3, 1, 4, 1, 5, 9};
    115   int len = sizeof (n) / sizeof (n[0]);
    116 
    117   for (i = 0; i < len - 1; ++i)
    118     {
    119       for (j = i; j < len; ++j)
    120         {
    121           if (n[j] < n[i])
    122             {
    123               int tmp = n[i];
    124               n[i] = n[j];
    125               n[j] = tmp;
    126             }
    127         }
    128     }
    129   return 42;
    130 }
    131